Nabors Industries
NBR
#5684
Rank
$1.16 B
Marketcap
๐Ÿ‡ง๐Ÿ‡ฒ
Country
$79.34
Share price
-7.81%
Change (1 day)
87.92%
Change (1 year)

Nabors Industries - 10-Q quarterly report FY


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Table of Contents

 
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
 
 
 
Form 10-Q
 
QUARTERLY REPORT
PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
 
For the Quarterly Period Ended March 31, 2006
 
Commission file number:001-32657
 
 
 
 
Nabors Industries Ltd.
 
Incorporated in Bermuda
Mintflower Place
8 Par-La-Ville Road
Hamilton, HM08
Bermuda
(441) 292-1510
 
98-0363970
(I.R.S. Employer Identification No.)
 
 
 
 
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.  Yes þ     No o
 
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, or a non-accelerated filer. See definition of “accelerated filer and large accelerated filer” inRule 12b-2of the Exchange Act. (Check one):
Large Accelerated Filer þ     Accelerated Filer o     Non-accelerated Filer o
 
Indicate by check mark whether the registrant is a shell company (as defined inRule 12b-2of the Exchange Act).  Yes o     No þ
 
The number of common shares, par value $.001 per share, outstanding as of April 28, 2006 was 310,207,011. In addition, our subsidiary, Nabors Exchangeco (Canada) Inc., has 187,760 exchangeable shares outstanding as of April 28, 2006 that are exchangeable for Nabors common shares on aone-for-onebasis, and have essentially identical rights as Nabors Industries Ltd. common shares, including but not limited to voting rights and the right to receive dividends, if any.
 


 


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PART I FINANCIAL INFORMATION
 
Item 1.  Financial Statements
 
NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
CONSOLIDATED BALANCE SHEETS
(Unaudited)
 
         
  March 31,
  December 31,
 
(In thousands, except per share amounts) 2006  2005 
 
         
ASSETS
Current assets:
        
Cash and cash equivalents
 $293,302  $565,001 
Short-term investments
  181,554   858,524 
Accounts receivable, net
  949,524   822,104 
Inventory
  58,238   51,292 
Deferred income taxes
  201,230   199,196 
Other current assets
  72,222   121,191 
         
Total current assets
  1,756,070   2,617,308 
Long-term investments
  250,413   222,802 
Property, plant and equipment, net
  4,156,554   3,886,924 
Goodwill, net
  359,955   341,939 
Other long-term assets
  167,547   161,434 
         
Total assets
 $6,690,539  $7,230,407 
         
 
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current liabilities:
        
Current portion of long-term debt
 $  $767,912 
Trade accounts payable
  390,029   336,589 
Accrued liabilities
  227,717   224,336 
Income taxes payable
  71,219   23,619 
         
Total current liabilities
  688,965   1,352,456 
Long-term debt
  1,252,384   1,251,751 
Other long-term liabilities
  158,220   151,415 
Deferred income taxes
  777,820   716,645 
         
Total liabilities
  2,877,389   3,472,267 
         
Commitments and contingencies (Note 8)
        
Shareholders’ equity:
        
Common shares, par value $.001 per share:
        
Authorized common shares 800,000; issued and outstanding 310,047 and 315,393, respectively
  309   315 
Capital in excess of par value
  1,560,945   1,590,968 
Unearned compensation
     (15,649)
Accumulated other comprehensive income
  195,833   192,980 
Retained earnings
  2,056,063   1,989,526 
         
Total shareholders’ equity
  3,813,150   3,758,140 
         
Total liabilities and shareholders’ equity
 $6,690,539  $7,230,407 
         
 
The accompanying notes are an integral part of these consolidated financial statements.


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NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
CONSOLIDATED STATEMENTS OF INCOME
(Unaudited)
 
         
(In thousands, except per share amounts) Three Months Ended March 31, 
  2006  2005 
 
Revenues and other income:
        
Operating revenues
 $1,163,926  $783,728 
Earnings from unconsolidated affiliates
  4,399   2,003 
Investment income
  13,870   11,788 
         
Total revenues and other income
  1,182,195   797,519 
         
Costs and other deductions:
        
Direct costs
  614,617   474,626 
General and administrative expenses
  88,797   58,641 
Depreciation and amortization
  81,389   68,188 
Depletion
  13,017   12,353 
Interest expense
  8,055   10,737 
Losses on sales of long-lived assets, impairment charges and other expense (income), net
  4,029   3,871 
         
Total costs and other deductions
  809,904   628,416 
         
Income before income taxes
  372,291   169,103 
         
Income tax expense:
        
Current
  61,425   12,215 
Deferred
  54,103   29,474 
         
Total income tax expense
  115,528   41,689 
         
Net income
 $256,763  $127,414 
         
Earnings per share:
        
Basic
 $.82  $.42 
Diluted
 $.79  $.40 
Weighted-average number of common shares outstanding:
        
Basic
  312,990   304,330 
         
Diluted
  324,536   317,554 
         
 
The accompanying notes are an integral part of these consolidated financial statements.


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NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
CONSOLIDATED STATEMENTS OF CASH FLOWS
(Unaudited)
 
         
  Three Months Ended March 31, 
(In thousands) 2006  2005 
 
Cash flows from operating activities:
        
Net income
 $256,763  $127,414 
Adjustments to net income:
        
Depreciation and amortization
  81,389   68,188 
Depletion
  13,017   12,353 
Deferred income tax expense
  54,103   29,474 
Deferred financing costs amortization
  867   1,221 
Pension liability amortization
  105   120 
Discount amortization on long-term debt
  2,409   5,134 
Amortization of loss on hedges
  139   38 
Losses on long-lived assets, net
  3,173   1,888 
Gains on investments, net
  (5,700)  (1,448)
Gains on derivative instruments
  (959)  (928)
Stock based compensation
  7,700   483 
Tax benefit related to the exercise of stock options
  (1,815)   
Foreign currency transaction (gains) losses
  (219)  271 
Equity in earnings from unconsolidated affiliates, net of dividends
  (4,399)  (503)
Increase (decrease) from changes in:
        
Accounts receivable
  (121,111)  (106,471)
Inventory
  (7,016)  (3,140)
Other current assets
  13,272   3,558 
Other long-term assets
  7,617   (227)
Trade accounts payable and accrued liabilities
  40,520   14,040 
Income taxes payable
  48,002   9,314 
Other long-term liabilities
  8,109   2,395 
         
Net cash provided by operating activities
  395,966   163,174 
         
Cash flows from investing activities:
        
Purchases of investments
  (38,769)  (179,700)
Sales and maturities of investments
  701,158   120,740 
Cash paid for acquisitions of businesses, net
  (13,465)  (6,775)
Capital expenditures
  (346,211)  (173,780)
Proceeds from sales of assets and insurance claims
  2,416   3,203 
         
Net cash provided by (used for) investing activities
  305,129   (236,312)
         
Cash flows from financing activities:
        
Increase in short-term borrowings
     1,684 
Increase in cash overdrafts
  9,898   13,376 
Reduction of long-term debt
  (769,789)   
Proceeds from issuance of common shares
  8,263   136,938 
Repurchase of common shares
  (222,384)   
Tax benefit related to the exercise of stock options
  1,815    
         
Net cash (used for) provided by financing activities
  (972,197)  151,998 
         
Effect of exchange rate changes on cash and cash equivalents
  (597)  (644)
         
Net (decrease) increase in cash and cash equivalents
  (271,699)  78,216 
Cash and cash equivalents, beginning of period
  565,001   384,709 
         
Cash and cash equivalents, end of period
 $293,302  $462,925 
         
 
The accompanying notes are an integral part of these consolidated financial statements.


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NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
CONSOLIDATED STATEMENTS OF CHANGES
IN SHAREHOLDERS’ EQUITY
(Unaudited)
 
                                         
              Accumulated Other Comprehensive Income (Loss)       
              Unrealized
                
  Common
        Gains
  Minimum
  Unrealized
          
  Shares  Capital in
     (Losses) on
  Pension
  Loss on
  Cumulative
     Total
 
     Par
  Excess of
  Unearned
  Marketable
  Liability
  Cash Flow
  Translation
  Retained
  Shareholders’
 
(In thousands) Shares  Value  Par Value  Compensation  Securities  Adjustment  Hedges  Adjustment  Earnings  Equity 
 
Balances, December 31, 2005
  315,393  $315  $1,590,968  $(15,649) $18,865  $(3,002) $(992) $178,109  $1,989,526  $3,758,140 
                                         
Comprehensive Income:
                                        
Net income
                                  256,763   256,763 
Translation adjustment
                              (4,093)      (4,093)
Unrealized gains on marketable securities, net of income taxes of $406
                  6,042                   6,042 
Less: reclassification adjustment for (gains) losses included in net income, net of income tax benefit of $11
                  800                   800 
Pension liability amortization, net of income taxes of $39
                      66               66 
Amortization of loss on cash flow hedges
                          38           38 
                                         
Total comprehensive income
              6,842   66   38   (4,093)  256,763   259,616 
                                         
Adoption ofSFAS 123-R
          (15,649)  15,649                        
Issuance of common shares for stock options exercised
  405       8,263                           8,263 
Nabors Exchangeco shares exchanged
  29                                    
Repurchase of common shares
  (6,400)  (6)  (32,152)                      (190,226)  (222,384)
Tax effect of stock option deductions
          1,815                           1,815 
Grants of restricted stock awards
  640                                    
Forfeitures of restricted stock awards
  (20)                                   
Stock based compensation
          7,700                           7,700 
                                         
Subtotal
  (5,346)  (6)  (30,023)  15,649               (190,226)  (204,606)
                                         
Balances, March 31, 2006
  310,047  $309  $1,560,945  $  $25,707  $(2,936) $(954) $174,016  $2,056,063  $3,813,150 
                                         
 
The accompanying notes are an integral part of these consolidated financial statements.


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NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
CONSOLIDATED STATEMENTS OF CHANGES
IN SHAREHOLDERS’ EQUITY (Continued)
(Unaudited)
 
                                         
              Accumulated Other Comprehensive Income (Loss)       
              Unrealized
                
  Common
        Gains
  Minimum
  Unrealized
          
  Shares  Capital in
     (Losses) on
  Pension
  Loss on
  Cumulative
     Total
 
     Par
  Excess of
  Unearned
  Marketable
  Liability
  Cash Flow
  Translation
  Retained
  Shareholders’
 
(In thousands) Shares  Value  Par Value  Compensation  Securities  Adjustment  Hedges  Adjustment  Earnings  Equity 
 
Balances, December 31, 2004
  299,722  $300  $1,358,224  $  $271  $(2,419) $(1,143) $151,520  $1,422,640  $2,929,393 
                                         
Comprehensive income:
                                        
Net income
                                  127,414   127,414 
Translation adjustment
                              (4,573)      (4,573)
Unrealized gains on marketable securities, net of income taxes of $643
                  6,778                   6,778 
Less: reclassification adjustment for gains included in net income, net of income taxes of $23
                  (2,281)                  (2,281)
Pension liability amortization, net of income taxes of $44
                      76               76 
Amortization of loss on cash flow hedges
                          38           38 
                                         
Total comprehensive income
              4,497   76   38   (4,573)  127,414   127,452 
                                         
Issuance of common shares for stock options exercised
  15,522   16   136,922                           136,938 
Nabors Exchangeco shares exchanged
  22                                    
Tax effect of stock option deductions
          24,165                           24,165 
Grants of restricted stock awards
          17,447   (17,447)                       
Amortization of unearned compensation
              483                       483 
                                         
Subtotal
  15,544   16   178,534   (16,964)                 161,586 
                                         
Balances, March 31, 2005
  315,266  $316  $1,536,758  $(16,964) $4,768  $(2,343) $(1,105) $146,947  $1,550,054  $3,218,431 
                                         
 
The accompanying notes are an integral part of these consolidated financial statements.


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NABORS INDUSTRIES LTD. AND SUBSIDIARIES
 
 
Note 1  Nature of Operations
 
Nabors is the largest land drilling contractor in the world, with almost 600 land drilling rigs. We conduct oil, gas and geothermal land drilling operations in the U.S. Lower 48 states, Alaska, Canada, South and Central America, the Middle East, the Far East and Africa. We are also one of the largest land well-servicing and workover contractors in the United States and Canada. We own approximately 575 land workover and well-servicing rigs in the United States, primarily in the southwestern and western United States, and approximately 216 land workover and well-servicing rigs in Canada. Nabors is a leading provider of offshore platform workover and drilling rigs, and owns 43 platform, 20jack-upunits and 3 barge rigs in the United States and multiple international markets. These rigs provide well-servicing, workover and drilling services. We have a 50% ownership interest in a joint venture in Saudi Arabia, which owns 18 rigs. We also offer a wide range of ancillary well-site services, including engineering, transportation, construction, maintenance, well logging, directional drilling, rig instrumentation, data collection and other support services in selected domestic and international markets. We time charter a fleet of 29 marine transportation and supply vessels, which provide transportation of drilling materials, supplies and crews for offshore operations. During the first quarter of 2006, we began to offer logistics services for onshore drilling and well-servicing operations in Canada using helicopters and fixed-winged aircraft purchased from Airborne Energy Solutions Ltd. on January 3, 2006 (Note 4). We manufacture and lease or sell top drives for a broad range of drilling applications, directional drilling systems, rig instrumentation and data collection equipment, and rig reporting software. We have also made selective investments in oil and gas exploration, development and production activities.
 
The majority of our business is conducted through our various Contract Drilling operating segments, which include our drilling, workover and well-servicing operations, on land and offshore. Our limited oil and gas exploration, development and production operations are included in a category labeled Oil and Gas for segment reporting purposes. Our operating segments engaged in marine transportation and supply services, drilling technology and top drive manufacturing, directional drilling, rig instrumentation and software, and construction and logistics operations are aggregated in a category labeled Other Operating Segments for segment reporting purposes.
 
As used in this Report, “we,” “us,” “our” and “Nabors” means Nabors Industries Ltd. and, where the context requires, includes our subsidiaries.
 
Note 2  Summary of Significant Accounting Policies
 
Interim Financial Information
 
The unaudited consolidated financial statements of Nabors are prepared in conformity with accounting principles generally accepted in the United States of America (GAAP). Certain reclassifications have been made to the prior period to conform to the current period presentation, with no effect on our consolidated financial position, results of operations or cash flows. Pursuant to the rules and regulations of the U.S. Securities and Exchange Commission, certain information and footnote disclosures normally included in annual financial statements prepared in accordance with GAAP have been omitted. Therefore, these financial statements should be read along with our Annual Report onForm 10-Kfor the year ended December 31, 2005. In our management’s opinion, the consolidated financial statements contain all adjustments necessary to present fairly our financial position as of March 31, 2006 and the results of our operations and our cash flows for the three months ended March 31, 2006 and 2005, in accordance with GAAP. Interim results for the three months ended March 31, 2006 may not be indicative of results that will be realized for the full year ending December 31, 2006.
 
On December 13, 2005, our Board of Directors approved atwo-for-onestock split on our common shares to be effectuated in the form of a stock dividend. The stock dividend was distributed on April 17, 2006 to shareholders of record on March 31, 2006 (see Note 7). For all balance sheets presented, capital in excess of par value was reduced by $.2 million and common shares were increased by $.2 million. All common share, per share and stock option


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amounts included in the accompanying Consolidated Financial Statements and related notes have been restated to reflect the effect of the stock split.
 
Our independent registered public accounting firm has performed a review of, and issued a report on, these consolidated interim financial statements in accordance with standards established by the Public Company Accounting Oversight Board. Pursuant to Rule 436(c) under the Securities Act of 1933, this report should not be considered a part of any registration statement prepared or certified within the meanings of Sections 7 and 11 of the Securities Act.
 
Principles of Consolidation
 
Our consolidated financial statements include the accounts of Nabors, all majority-owned subsidiaries, and all non-majority owned subsidiaries required to be consolidated under Financial Accounting Standards Board (FASB) Interpretation No. 46R, which are not material to our financial position, results of operations or cash flows. All significant intercompany accounts and transactions are eliminated in consolidation.
 
Investments in operating entities where we have the ability to exert significant influence, but where we do not control their operating and financial policies, are accounted for using the equity method. Our share of the net income of these entities is recorded as Earnings from unconsolidated affiliates in our consolidated statements of income, and our investment in these entities is carried as a single amount in our consolidated balance sheets. Investments in net assets of unconsolidated affiliates accounted for using the equity method totaled $75.6 million and $71.2 million as of March 31, 2006 and December 31, 2005, respectively, and are included in other long-term assets in our consolidated balance sheets. Similarly, investments in certain offshore funds classified as non-marketable are accounted for using the equity method of accounting based on our ownership interest in each fund. Our share of the gains and losses of these funds is recorded in investment income in our consolidated statements of income, and our investments in these funds are included in long-term investments in our consolidated balance sheets.
 
Note 3  Share-Based Compensation
 
The Company has several stock-based employee compensation plans, which are more fully described in Note 9 in the Company’s 2005 Annual Report onForm 10-K.Prior to January 1, 2006, we accounted for awards granted under those plans following the recognition and measurement principles of Accounting Principles Bulletin (APB) Opinion No. 25, “Accounting for Stock Issued to Employees,” (APB 25) and related interpretations. Under APB 25, no compensation expense was reflected in net income for the Company’s stock options, as all options granted under those plans had an exercise price equal to the market value of the underlying common shares on the date of grant. The pro forma effects on income for stock options were instead disclosed in a footnote to the financial statements. Compensation expense was recorded in the income statement for restricted stock grants over the vesting period of the award.
 
Effective January 1, 2006, we adopted the fair value recognition provisions of FASB Statement of Financial Accounting Standard No. 123(R), “Share-Based Payments,”(SFAS 123-R),using the modified prospective application method. Under this transition method, the Company is now required to record compensation expense for all stock option awards granted after the date of adoption and for the unvested portion of previously granted stock option awards that remain outstanding at the date of adoption. This amount of compensation cost recognized was based on the grant-date fair value estimated in accordance with the original provisions of SFAS No. 123. Results for prior periods have not been restated.
 
As a result of adoptingSFAS 123-Ron January 1, 2006, Nabors’ income before income taxes and net income for the three months ended March 31, 2006 were $5.5 million, and $4.3 million lower, respectively, than if the Company had continued to account for share-based compensation under APB 25. Basic and diluted earnings per share for the three months ended March 31, 2006 would have been $.83 and $.80, respectively, if the Company had not adoptedSFAS 123-R,compared to reported basic and diluted earnings per share of $.82 and $.79, respectively.
 
Compensation expense related to awards of restricted stock was recognized before the adoption ofSFAS 123-R.Compensation expense for restricted stock totaled $2.2 million and $.5 million for the three months


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ended March 31, 2006 and 2005, respectively, and is included in direct costs and general and administrative expenses in our consolidated statements of income. Total stock-based compensation expense, which includes both stock options and restricted stock totaled $7.7 million for the three months ended March 31, 2006. Stock-based compensation expense has been allocated to the various operating segments (Note 11).
 
Prior to adoption ofSFAS 123-R,Nabors presented all tax benefits of deductions resulting from the exercise of options as operating cash flows in the Consolidated Statements of Cash Flows.SFAS 123-Rrequires the cash flows resulting from tax deductions in excess of the compensation cost recognized for those options (excess tax benefits) to be classified as financing cash flows. The actual tax benefit realized from options exercised in the three months ended March 31, 2006 was $1.8 million.
 
Under the provisions ofSFAS 123-R,the recognition of unearned compensation, a contra-equity account representing the amount of unrecognized restricted stock expense, is no longer required. Therefore, in the first quarter of 2006, the Unearned Compensation amount that was included in our December 31, 2005 consolidated balance sheet was reduced to zero with a corresponding decrease to Capital in Excess of Par Value.
 
Prior Period Pro Forma Presentation
 
Under the modified prospective application method, results for prior periods have not been restated to reflect the effects of implementingSFAS 123-R.The following pro forma information, as required by SFAS No. 148 “Accounting for Stock-Based Compensation — an Amendment to FAS 123,” is presented for comparative purposes and illustrates the effect on our net income and earnings per share if we had applied the provisions ofSFAS 123-Rduring the quarter ended March 31, 2005:
 
     
  Three Months Ended
 
  March 31, 
(In thousands, except per share amounts) 2005 
 
Net income, as reported
 $127,414 
Add: Stock-based compensation expense, relating to restricted stock awards, included in reported net income, net of related tax effects
  304 
Deduct: Total stock-based employee compensation expense determined under the fair value method for all awards, net of related tax effects
  (9,077)
     
Pro forma net income — basic
 $118,641 
     
Add: Interest expense on assumed conversion of our zero coupon senior convertible/exchangeable debentures/notes, net of tax
   
     
Adjusted pro forma net income — diluted
 $118,641 
     
Earnings per share:
    
Basic — as reported
 $.42 
Basic — pro forma
 $.39 
Diluted — as reported
 $.40 
Diluted — pro forma
 $.37 
 
Stock Option Plans
 
Stock option awards under the Company’s various stock-based employee compensation plans are granted at prices equal to the fair market value of the shares on the date of the grant. Options granted under the plan generally vest in varying periodic installments after one year. In the case of certain key executives, options granted under the plans may vest immediately on the grant date. Options granted under the plan expire ten years from the date of grant.
 
The fair value of each option award is estimated on the date of grant using the Black-Scholes option-pricing model that uses the assumptions for the risk-free interest rate, volatility, dividend yield and the expected term of the options. The risk-free interest rate is based on the U.S. Treasury yield curve in effect at the time of grant for a period equal to the expected term of the option. Expected volatilities are based on implied volatilities from traded options on the Nabors’ common shares, historical volatility of Nabors’ common shares, and other factors. We use historical


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data to estimate the expected term of the options and employee terminations within the option-pricing model; separate groups of employees that have similar historical exercise behavior are considered separately for valuation purposes. The expected term of the options represents the period of time that the options granted are expected to be outstanding.
 
We also consider an estimated forfeiture rate when determining the fair value of each award, and we only recognize compensation cost for those shares that are expected to vest, on a straight-line basis over the requisite service period of the award, which is generally the vesting term of three to four years. The forfeiture rate for the first quarter of 2006 is based on historical experience. Estimated forfeitures will be adjusted to reflect actual forfeitures in future periods.
 
There were no stock options granted, and as a result, no fair value determinations were made during the three months ended March 31, 2006.
 
Stock option transactions under the Company’s various stock-based employee compensation plans during the three months ended March 31, 2006, are presented below:
 
                 
        Weighted Average
  Aggregate
 
     Weighted Average
  Remaining
  Intrinsic
 
Options
 Shares  Exercise Price  Contractual Term  Value 
(In thousands, except exercise price)            
 
Options outstanding as of December 31, 2005
  38,559  $21.87         
Granted
              
Exercised
  (405)  20.41         
Forfeited
  (79)  23.79         
                 
Options outstanding as of March 31, 2006
  38,075  $21.88   5.72 years  $529,789 
                 
Options exercisable as of March 31, 2006
  34,897  $21.84   5.54 years  $486,713 
                 
 
The total intrinsic value of options exercised during the three months ended March 31, 2006 was $5.7 million.
 
As of March 31, 2006, there was $20.1 million of total future compensation cost related to nonvested options. That cost is expected to be recognized over a weighted-average period of less than one year.
 
Restricted Stock
 
Under the 2003 Employee Stock Plan, restricted stock may be awarded to key officers, directors and managerial employees of Nabors and its subsidiaries. The restricted stock granted under these plans vest in varying periodic installments ranging up to 3 to 4 years.
 
A summary of the restricted stock transactions during the three months ended March 31, 2006, and a summary of the status of nonvested shares as of March 31, 2006 is presented below:
 
         
     Weighted Average
 
Restricted Shares
 Shares  Grant-Date Fair Value 
(In thousands, except fair values)      
 
Nonvested as of December 31, 2005
  710  $28.78 
Granted
  743   32.37 
Vested
  (140)  28.71 
Forfeited
  (20)  28.83 
         
Nonvested as of March 31, 2006
  1,293  $30.85 
         
 
As of March 31, 2006, there is $37.0 million of unrecognized compensation expense related to nonvested restricted stock awards. That cost is expected to be recognized over a weighted average period of 1.6 years.


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Note 4  Acquisitions
 
On January 3, 2006, we completed an acquisition of 1183011 Alberta Ltd., a wholly owned subsidiary of Airborne Energy Solutions Ltd., through the purchase of all common shares outstanding for cash for a total purchase price of Cdn. $41.7 million (U.S. $35.8 million). In addition, we assumed debt, net of working capital, totaling approximately Cdn. $10.0 million (U.S. $8.6 million). Nabors Blue Sky Ltd. (formerly 1183011 Alberta Ltd.) owns 29 helicopters and fixed-wing aircraft and owns and operates a fleet of heliportable well-service equipment. The purchase price has been allocated based on preliminary estimates of the fair market value of assets acquired and liabilities assumed as of the acquisition date and resulted in goodwill of approximately U.S. $18.8 million. The purchase price allocation is subject to adjustment as additional information becomes available and will be finalized by December 31, 2006.
 
Note 5  Debt
 
On February 6, 2006, we redeemed 93% of our $1.2 billion zero coupon senior convertible debentures due 2021 for a total redemption price of $769.8 million; an amount equal to the issue price plus accrued original issue discount to the date of repurchase. The principal amount of these debentures outstanding subsequent to this redemption totaled $57.0 million. The original principal amount of these debentures upon issuance was $1.381 billion, of which $180.8 million had been redeemed prior to 2005.
 
Note 6  Income Taxes
 
Our effective income tax rate was 31.0% during the three months ended March 31, 2006 compared to 24.7% during the three months ended March 31, 2005. The increase in our effective income tax rate resulted from a higher proportion of our taxable income being generated in the U.S. during the three months ended March 31, 2006 compared to the prior year quarter. Income generated in the U.S. is generally taxed at a higher rate than in international jurisdictions in which we operate.
 
Note 7  Common Shares
 
During the first quarter 2006, we repurchased and retired 6.4 million of our common shares in the open market for $222.4 million.
 
On December 13, 2005, our Board of Directors approved atwo-for-onestock split on our common shares to be effectuated in the form of a stock dividend. The stock split was subject to the approval by our shareholders of a proposal to amend our Amended and Restated Bye-Laws to increase the authorized share capital of Nabors by the creation of additional common shares. This proposal was approved by our shareholders in a Special Meeting of Shareholders on March 30, 2006. The stock dividend was distributed on April 17, 2006 to shareholders of record on March 31, 2006. For all balance sheets presented, capital in excess of par value was reduced by $.2 million and common shares were increased by $.2 million. All common share, per share and stock option amounts included in the accompanying Consolidated Financial Statements and related notes have been restated to reflect the effect of the stock split.
 
Note 8  Commitments and Contingencies
 
Commitments
 
Employment Contracts
 
Nabors’ Chairman and Chief Executive Officer, Eugene M. Isenberg, and its Deputy Chairman, President and Chief Operating Officer, Anthony G. Petrello, have employment agreements which were amended and restated effective October 1, 1996 and which currently are due to expire on September 30, 2010.
 
Mr. Isenberg’s employment agreement was originally negotiated with a creditors committee in 1987 in connection with the reorganization proceedings of Anglo Energy, Inc., which subsequently changed its name to Nabors. These contractual arrangements subsequently were approved by the various constituencies in those


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reorganization proceedings, including equity and debt holders, and confirmed by the United States Bankruptcy Court.
 
Mr. Petrello’s employment agreement was first entered into effective October 1, 1991. Mr. Petrello’s employment agreement was agreed upon as part of arm’s length negotiations with the Board before he joined Nabors in October 1991, and was reviewed and approved by the Compensation Committee of the Board and the full Board of Directors at that time.
 
The employment agreements for Messrs. Isenberg and Petrello were amended in 1994 and 1996. These amendments were approved by the Compensation Committee of the Board and the full Board of Directors at that time.
 
The employment agreements provide for an initial term of five years with an evergreen provision which automatically extended the agreement for an additional one-year term on each anniversary date, unless Nabors provided notice to the contrary ten days prior to such anniversary. The Board of Directors in March 2006 exercised its election to fix the expiration date of the employment agreements for Messrs. Isenberg and Petrello, and accordingly these agreements will expire at the end of their current term at September 30, 2010.
 
In addition to a base salary, the employment agreements provide for annual cash bonuses in an amount equal to 6% and 2%, for Messrs. Isenberg and Petrello, respectively, of Nabors’ net cash flow (as defined in the respective employment agreements) in excess of 15% of the average shareholders’ equity for each fiscal year. (Mr. Isenberg’s cash bonus formula originally was set at 10% in excess of a 10% return on shareholders’ equity and he has voluntarily reduced it over time to its 6% in excess of 15% level.) Mr. Petrello’s bonus is subject to a minimum of $700,000 per year. In 15 of the last 16 years, Mr. Isenberg has agreed voluntarily to accept a lower annual cash bonus (i.e., an amount lower than the amount provided for under his employment agreement) in light of his overall compensation package. Mr. Petrello has agreed voluntarily to accept a lower annual cash bonus (i.e., an amount lower than the amount provided for under his employment agreement) in light of his overall compensation package in 13 of the last 15 years. For 2005 the annual cash bonuses for Messrs. Isenberg and Petrello pursuant to the formula described in their employment agreements were $41.2 million and $13.7 million, respectively; but in light of their overall compensation package (including significant stock option grants and restricted stock awards), they agreed to accept cash bonuses in the amounts of $3 million and $1.5 million, respectively.
 
Mr. Isenberg voluntarily agreed to amend his employment agreement in March 2006 (the “2006 Amendment”). Under the 2006 Amendment, Mr. Isenberg agreed to reduce the annual cash bonus to an amount equal to 3% of Nabors’ net cash flow (as defined in his employment agreement) in excess of 15% of the average shareholders’ equity for 2006. For 2007 through the expiration date of the employment agreement, the annual cash bonus will return to 6% of Nabors’ net cash flow (as defined in his employment agreement) in excess of 15% of the average shareholders’ equity for each fiscal year.
 
Messrs. Isenberg and Petrello also are eligible for awards under Nabors’ equity plans and may participate in annual long-term incentive programs and pension and welfare plans, on the same basis as other executives; and may receive special bonuses from time to time as determined by the Board.
 
Termination in the event of death, disability, or termination without cause.  In the event that either Mr. Isenberg’s or Mr. Petrello’s employment agreement is terminated (i) upon death or disability (as defined in the respective employment agreements), (ii) by Nabors prior to the expiration date of the employment agreement for any reason other than for Cause (as defined in the respective employment agreements) or (iii) by either individual for Constructive Termination Without Cause (as defined in the respective employment agreements), each would be entitled to receive within 30 days of the triggering event (a) all base salary which would have been payable through the expiration date of the contract or three times his then current base salary, whichever is greater; plus (b) the greater of (i) all annual cash bonuses which would have been payable through the expiration date; (ii) three times the highest bonus (including the imputed value of grants of stock awards and stock options), paid during the last three fiscal years prior to termination; or (iii) three times the highest annual cash bonus payable for each of the three previous fiscal years, regardless of whether the amount was paid. In computing any amount due under (b)(i) and (iii) above, the calculation is made without regard to the 2006 Amendment reducing Mr. Isenberg’s bonus percentage as described above. If, by way of example, these provisions had applied at March 31, 2006, Mr. Isenberg


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would have been entitled to a payment of approximately $204 million, subject to a “true-up” equal to the amount of cash bonus he would have earned under the formula during the remaining term of the agreement, based upon actual results, but would not be less than approximately $204 million. Similarly, with respect to Mr. Petrello, had these provisions applied at March 31, 2006, Mr. Petrello would have been entitled to a payment of approximately $104 million, subject to a “true-up” equal to the amount of cash bonus he would have earned under the formula during the remaining term of the agreement, based upon actual results, but would not be less than approximately $104 million. These payment amounts are based on historical data and are not intended to be estimates of future payments required under the agreements. Depending upon future operating results, thetrue-upcould result in the payment of amounts which are significantly higher. In addition, the affected individual is entitled to receive (a) any unvested restricted stock outstanding, which shall immediately and fully vest; (b) any unvested outstanding stock options, which shall immediately and fully vest; (c) any amounts earned, accrued or owing to the executive but not yet paid (including executive benefits, life insurance, disability benefits and reimbursement of expenses and perquisites), which shall be continued through the later of the expiration date or three years after the termination date; (d) continued participation in medical, dental and life insurance coverage until the executive receives equivalent benefits or coverage through a subsequent employer or until the death of the executive or his spouse, whichever is later; and (e) any other or additional benefits in accordance with applicable plans and programs of Nabors. For Mr. Isenberg, as of March 31, 2006, the value of unvested restricted stock was approximately $11.9 million and the value ofin-the-moneyunvested stock options was approximately $8.1 million. For Mr. Petrello, as of March 31, 2006, the value of unvested restricted stock was approximately $5.7 million and the value ofin-the-moneyunvested stock options was approximately $4.1 million. Estimates of the cash value of Nabors’ obligations to Messrs. Isenberg and Petrello under (c), (d) and (e) above are included in the payment amounts above.
 
The Board of Directors in March 2006 exercised its election to fix the expiration date of the employment agreements for Messrs. Isenberg and Petrello. Messrs. Isenberg and Petrello have informed the Board of Directors that they have reserved their rights under their employment agreements with respect to the notice setting the expiration dates of their employment agreements, including whether such notice could trigger an acceleration of certain payments pursuant to their employment agreements.
 
Termination in the event of a Change in Control.  In the event that Messrs. Isenberg’s or Petrello’s termination of employment is related to a Change in Control (as defined in their respective employment agreements), they would be entitled to receive a cash amount equal to the greater of (a) one dollar less than the amount that would constitute an “excess parachute payment” as defined in Section 280G of the Internal Revenue Code, or (b) the cash amount that would be due in the event of a termination without cause, as described above. If, by way of example, there was a change of control event that applied on March 31, 2006, then the payments to Messrs. Isenberg and Petrello would be approximately $204 million and $104 million, respectively. These payment amounts are based on historical data and are not intended to be estimates of future payments required under the agreements. Depending upon future operating results, the true-upcould result in the payment of amounts which are significantly higher. In addition, they would receive (a) any unvested restricted stock outstanding, which shall immediately and fully vest; (b) any unvested outstanding stock options, which shall immediately and fully vest; (c) any amounts earned, accrued or owing to the executive but not yet paid (including executive benefits, life insurance, disability benefits and reimbursement of expenses and perquisites), which shall be continued through the later of the expiration date or three years after the termination date; (d) continued participation in medical, dental and life insurance coverage until the executive receives equivalent benefits or coverage through a subsequent employer or until the death of the executive or his spouse, whichever is later; and (e) any other or additional benefits in accordance with applicable plans and programs of Nabors. For Mr. Isenberg, as of March 31, 2006, the value of unvested restricted stock was approximately $11.9 million and the value ofin-the-moneyunvested stock options was approximately $8.1 million. For Mr. Petrello, as of March 31, 2006, the value of unvested restricted stock was approximately $5.7 million and the value ofin-the-moneyunvested stock options was approximately $4.1 million. The cash value of Nabors’ obligations to Messrs. Isenberg and Petrello under (c), (d) and (e) above are included in the payment amounts above. Also, they would receive additional stock options immediately exercisable for 5 years to acquire a number of shares of common stock equal to the highest number of options granted during any fiscal year in the previous three fiscal years, at an option exercise price equal to the average closing price during the 20 trading days prior to the event which resulted in the change of control. If, by way of example, there was a change of control event that applied at


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March 31, 2006, Mr. Isenberg would have received 3,366,666 options valued at approximately $44 million and Mr. Petrello would have received 1,683,332 options valued at approximately $22 million, in each case based upon a Black Scholes analysis. Finally, in the event that an excise tax was applicable, they would receive agross-uppayment to make them whole with respect to any excise taxes imposed by Section 4999 of the Internal Revenue Code. With respect to the preceding sentence, by way of example, if there was a change of control event that applied on March 31, 2006, and assuming that the excise tax were applicable to the transaction, then the additional payments to Messrs. Isenberg and Petrello for thegross-upwould be up to approximately $93 million and $50 million, respectively.
 
Other Obligations.  In addition to salary and bonus, each of Messrs. Isenberg and Petrello receive group life insurance at an amount at least equal to three times their respective base salaries; various split-dollar life insurance policies, reimbursement of expenses, various perquisites and a personal umbrella insurance policy in the amount of $5 million. Premiums payable under the split dollar life insurance policies were suspended as a result of the adoption of the Sarbanes — Oxley Act of 2002.
 
Contingencies
 
Self-Insurance Accruals
 
We are self-insured for certain losses relating to workers’ compensation, employers’ liability, general liability, automobile liability and property damage. Effective April 1, 2006, with our insurance renewal, certain changes have been made to our insurance coverage resulting in additional loss exposure. Such changes effective April 1, 2006 are as follows:
 
Domestic workers’ compensation program continues to be subject to a $1.0 million per occurrence deductible. Employers’ liability and Jones Act cases are subject to a $2.0 million deductible. Automobile liability continues at a $.5 million deductible. We are assuming an additional $3.0 million corridor deductible for domestic workers’ compensation claims. General liability claims continue to be subject to a $5.0 million deductible. However, as a result of insurance market conditions following hurricanes Katrina and Rita, we are now subject to higher deductibles for removal of wreck and debris and collision liability claims depending on the insured value of the individual rigs.
 
In addition, we are subject to a $1.0 million deductible for all land rigs except for those located in Alaska, and a $5.0 million deductible for all Alaska and offshore rigs. This applies to all kinds of risks of physical damage except for named windstorms in the U.S. Gulf of Mexico. The deductible for named windstorms in the U.S. Gulf of Mexico is $25.0 million. Also, the maximum coverage for named windstorms in the U.S. Gulf of Mexico is $50.0 million in this policy year.
 
Litigation
 
Nabors and its subsidiaries are defendants or otherwise involved in a number of lawsuits in the ordinary course of business. We estimate the range of our liability related to pending litigation when we believe the amount and range of loss can be estimated. We record our best estimate of a loss when the loss is considered probable. When a liability is probable and there is a range of estimated loss with no best estimate in the range, we record the minimum estimated liability related to the lawsuits or claims. As additional information becomes available, we assess the potential liability related to our pending litigation and claims and revise our estimates. Due to uncertainties related to the resolution of lawsuits and claims, the ultimate outcome may differ from our estimates. In the opinion of management and based on liability accruals provided, our ultimate exposure with respect to these pending lawsuits and claims is not expected to have a material adverse effect on our consolidated financial position or cash flows, although they could have a material adverse effect on our results of operations for a particular reporting period.
 
One such lawsuit involves wage and hour claims relating primarily to meal periods and travel time of current and former rig-based employees in our California well-servicing business. Those claims were heard by an arbitrator during the fourth quarter of 2005. On February 6, 2006, we received an interim judgment against us in the amount of $25.6 million (plus an undetermined amount of attorney’s fees and costs), which was accrued for in our consolidated statements of income for the year ended December 31, 2005.
 
Additionally, on December 22, 2005, we received a grand jury subpoena from the United States Attorney’s Office in Anchorage, Alaska, seeking documents and information relating to an alleged spill, discharge, overflow or


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cleanup of drilling mud or sludge involving one of our rigs during March 2003. We are cooperating with the authorities in this matter.
 
Guarantees
 
We enter into various agreements and obligations providing financial or performance assurance to third parties. Certain of these agreements serve as guarantees, including standby letters of credit issued on behalf of insurance carriers in conjunction with our workers’ compensation insurance program and other financial surety instruments such as bonds. We have also guaranteed payment of contingent consideration in conjunction with a minor acquisition completed during the first quarter of 2005, which is based on future operating results of that business. In addition, we have provided indemnifications to certain third parties which serve as guarantees. These guarantees include indemnification provided by Nabors to our stock transfer agent and our insurance carriers. We are not able to estimate the potential future maximum payments that might be due under our indemnification guarantees.
 
Management believes the likelihood that we would be required to perform or otherwise incur any material losses associated with any of these guarantees is remote. The following table summarizes the total maximum amount of financial and performance guarantees issued by Nabors:
 
                     
  Maximum Amount 
(In thousands) Remainder of 2006  2007  2008  Thereafter  Total 
 
Financial standby letters of credit and other financial surety instruments
 $63,120  $18,486  $1,370  $125  $83,101 
Contingent consideration in acquisition
     850   850   2,550   4,250 
                     
Total
 $63,120  $19,336  $2,220  $2,675  $87,351 
                     
 
Note 9  Earnings Per Share
 
A reconciliation of the numerators and denominators of the basic and diluted earnings per share computations is as follows:
 
         
  Three Months Ended
 
(In thousands, except per share amounts) March 31, 
  2006  2005 
 
Net income (numerator):
        
Net income — basic
 $256,763  $127,414 
Add interest expense on assumed conversion of our zero coupon convertible/exchangeable senior debentures/notes, net of tax:
        
$57 million due 2021(1)
      
$700 million due 2023(2)
      
         
Adjusted net income — diluted
 $256,763  $127,414 
         
Earnings per share:
        
Basic
 $.82  $.42 
Diluted
 $.79  $.40 
Shares (denominator):
        
Weighted-average number of shares outstanding — basic (3)
  312,990   304,330 
         
Net effect of dilutive stock options and warrants based on the treasury stock method
  10,986   13,224 
         
Assumed conversion of our zero coupon convertible/exchangeable senior debentures/notes:
        
$57 million due 2021(1)
      
$700 million due 2023(2)
  560    
         
Weighted-average number of shares outstanding — diluted
  324,536   317,554 
         


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(1) Diluted earnings per share for the three months ended March 31, 2006 and 2005 excludes approximately 1.2 million potentially dilutive shares initially issuable upon the conversion of our $57 million zero coupon convertible senior debentures. Such shares did not impact our calculation of dilutive earnings per share for those quarters as we are required to pay cash up to the principal amount of any debentures converted. We would only issue an incremental number of shares upon conversion of these debentures, and such shares would only be included in the calculation of the weighted-average number of shares outstanding in our diluted earnings per share calculation if the price of our shares exceeded approximately $49.
 
(2) Diluted earnings per share for the three months ended March 31, 2005 does not include any incremental shares issuable upon the exchange of our $700 million zero coupon senior exchangeable notes. The number of shares that we would be required to issue upon exchange consists of only the incremental shares that would be issued above the principal amount of the notes, as we are required to pay cash up to the principal amount of the notes exchanged. We would only issue an incremental number of shares upon exchange of these notes, and such shares are only included in the calculation of the weighted-average number of shares outstanding in our diluted earnings per share calculation, when the price of our shares exceeds $35.05 on the last trading day of the quarter, which was the case for the quarter ended March 31, 2006.
 
(3) Includes the following weighted average number of common shares of Nabors and weighted average number of exchangeable shares of Nabors Exchangeco, respectively: 312.8 million and .2 million shares for the three months ended March 31, 2006 and 304.0 million and .3 million shares for the three months ended March 31, 2005. The exchangeable shares of Nabors Exchangeco are exchangeable for Nabors common shares on aone-for-onebasis, and have essentially identical rights as Nabors Industries Ltd. common shares, including but not limited to voting rights and the right to receive dividends, if any.
 
For all periods presented, the computation of diluted earnings per share excludes outstanding stock options and warrants with exercise prices greater than the average market price of Nabors’ common shares, because the inclusion of such options and warrants would be anti-dilutive. The number of options and warrants that were excluded from diluted earnings per share that would potentially dilute earnings per share in the future were 1,000,750 shares during the three months ended March 31, 2006 and 1,284,502 shares during the three months ended March 31, 2005. In any period during which the average market price of Nabors’ common shares exceeds the exercise prices of these stock options and warrants, such stock options and warrants will be included in our diluted earnings per share computation using the treasury stock method of accounting. Restricted stock will similarly be included in our diluted earnings per share computation using the treasury stock method of accounting in any period where the amount of restricted stock to be issued in future periods exceeds the number of shares assumed repurchased in those periods.
 
Note 10  Supplemental Balance Sheet Information
 
Accrued liabilities include the following:
 
         
  March 31,  December 31, 
(In thousands) 2006  2005 
 
Accrued compensation
 $94,906  $88,071 
Deferred revenue
  25,196   19,542 
Workers’ compensation liabilities
  37,458   37,458 
Interest payable
  3,290   9,728 
Litigation reserves
  30,338(1)  30,182(1)
Other accrued liabilities
  36,529   39,355 
         
  $227,717  $224,336 
         
 
 
(1) This amount primarily relates to an interim judgment received against us in the amount of $25.6 million related to aclass-actionarbitration hearing regarding compensation issues brought on behalf of field employees for our well-servicing unit operations in California (Note 8).


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Our cash and cash equivalents, short-term and long-term investments consist of the following:
 
         
  March 31,
  December 31,
 
(In thousands) 2006  2005 
 
Cash and cash equivalents
 $293,302  $565,001 
Short-term investments
  181,554   858,524 
Long-term investments
  250,413   222,802 
         
Total
 $725,269  $1,646,327 
         
 
As of March 31, 2006 and December 31, 2005, our short-term investments consist entirely of investments inavailable-for-salemarketable debt and equity securities while our long-term investments consist entirely of investments in non-marketable securities.
 
Note 11  Segment Information
 
The following tables set forth certain financial information with respect to our reportable segments:
 
         
  Three Months Ended
 
  March 31, 
(In thousands) 2006  2005 
 
Operating revenues and Earnings from unconsolidated affiliates:
        
Contract Drilling:(1)
        
U.S. Lower 48 Land Drilling
 $426,350  $258,990 
U.S. Land Well-servicing
  160,733   106,113 
U.S. Offshore
  43,526   38,067 
Alaska
  26,806   24,768 
Canada
  226,557   166,327 
International
  146,895   124,030 
         
Subtotal Contract Drilling(2)
  1,030,867   718,295 
Oil and Gas(3)
  29,837   15,299 
Other Operating Segments(4) (5)
  151,703   75,991 
Other reconciling items(6)
  (44,082)  (23,854)
         
Total
 $1,168,325  $785,731 
         


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  Three Months Ended
 
  March 31, 
(In thousands)  2006  2005 
 
Adjusted income (loss) derived from operating activities:(7)
        
Contract Drilling:
        
U.S. Lower 48 Land Drilling
 $179,731  $73,459 
U.S. Land Well-servicing
  46,070   19,428 
U.S. Offshore
  10,454   7,011 
Alaska
  4,242   5,972 
Canada
  83,102   45,768 
International
  37,497   29,767 
         
Subtotal Contract Drilling
  361,096   181,405 
Oil and Gas
  13,436   874 
Other Operating Segments
  20,567   5,062 
         
Total segment adjusted income derived from operating activities
 $395,099  $187,341 
Other reconciling items(8)
  (24,594)  (15,418)
Interest expense
  (8,055)  (10,737)
Investment income
  13,870   11,788 
Losses on sales of long-lived assets, impairment charges and other income (expense), net
  (4,029)  (3,871)
         
Income before income taxes
 $372,291  $169,103 
         
 
         
  March 31,  December 31, 
(In thousands) 2006  2005 
 
Total assets:
        
Contract Drilling:
        
U.S. Lower 48 Land Drilling
 $1,634,723  $1,513,618 
U.S. Land Well-servicing
  432,567   389,002 
U.S. Offshore
  385,091   366,354 
Alaska
  205,702   202,315 
Canada
  1,033,093   1,109,627 
International
  1,546,847   1,436,234 
         
Subtotal Contract Drilling(9)
  5,238,023   5,017,150 
Oil and Gas
  113,192   127,834 
Other Operating Segments(10)
  466,011   387,422 
Other reconciling items(8)
  873,313   1,698,001 
         
Total assets
 $6,690,539  $7,230,407 
         
 
 
(1) These segments include our drilling, workover and well-servicing operations, on land and offshore.
 
(2) Includes Earnings from unconsolidated affiliates, accounted for by the equity method, of $.69 million and $.7 million for the three months ended March 31, 2006 and 2005, respectively.
 
(3) Represents our oil and gas exploration, development and production operations.
 
(4) Includes our marine transportation and supply services, drilling technology and top drive manufacturing, directional drilling, rig instrumentation and software, and construction and logistics operations.
 
(5) Includes Earnings from unconsolidated affiliates, accounted for by the equity method, of $3.7 million and $1.3 million for the three months ended March 31, 2006 and 2005, respectively.

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(6) Represents the elimination of inter-segment transactions.
 
(7) Adjusted income (loss) derived from operating activities is computed by: subtracting direct costs, general and administrative expenses, and depreciation and amortization, and depletion expense from Operating revenues and then adding Earnings from unconsolidated affiliates. Such amounts should not be used as a substitute to those amounts reported under GAAP. However, management evaluates the performance of our business units and the consolidated company based on several criteria, including adjusted income (loss) derived from operating activities, because it believes that this financial measure is an accurate reflection of the ongoing profitability of our company. A reconciliation of this non-GAAP measure to income before income taxes, which is a GAAP measure, is provided within the table above.
 
(8) Represents the elimination of inter-segment transactions and unallocated corporate expenses and assets.
 
(9) Includes $36.0 million and $35.3 million of investments in unconsolidated affiliates accounted for by the equity method as of March 31, 2006 and December 31, 2005, respectively.
 
(10) Includes $39.6 million and $35.9 million of investments in unconsolidated affiliates accounted for by the equity method as of March 31, 2006 and December 31, 2005, respectively.
 
Note 12  Condensed Consolidating Financial Information
 
Nabors has fully and unconditionally guaranteed all of the issued public debt securities of Nabors Delaware, and Nabors and Nabors Delaware have fully and unconditionally guaranteed the $225 million 4.875% senior notes due 2009 issued by Nabors Holdings 1, ULC, our indirect subsidiary.
 
The following condensed consolidating financial information is included so that separate financial statements of Nabors Delaware and Nabors Holdings are not required to be filed with the U.S. Securities and Exchange Commission. The condensed consolidating financial statements present investments in both consolidated and unconsolidated affiliates using the equity method of accounting.
 
The following condensed consolidating financial information presents: condensed consolidating balance sheets as of March 31, 2006 and December 31, 2005, statements of income and cash flows for each of the three month periods ended March 31, 2006 and 2005 of (a) Nabors, parent/guarantor, (b) Nabors Delaware, issuer of public debt securities guaranteed by Nabors and guarantor of the $225 million 4.875% senior notes issued by Nabors Holdings, (c) Nabors Holdings, issuer of the $225 million 4.875% senior notes, (d) the non-guarantor subsidiaries, (e) consolidating adjustments necessary to consolidate Nabors and its subsidiaries and (f) Nabors on a consolidated basis.


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Condensed Consolidating Balance Sheets
 
                         
  March 31, 2006 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands) 
 
ASSETS
Current assets:
                        
Cash and cash equivalents
 $5,513  $43  $11  $287,735  $  $293,302 
Short-term investments
           181,554      181,554 
Accounts receivable, net
           949,524      949,524 
Inventory
           58,238      58,238 
Deferred income taxes
           201,230      201,230 
Other current assets
  162   969   376   70,715      72,222 
                         
Total current assets
  5,675   1,012   387   1,748,996      1,756,070 
Long-term investments
           250,413      250,413 
Property, plant and equipment, net
           4,156,554      4,156,554 
Goodwill, net
           359,955       359,955 
Intercompany receivables
  201,622   768,939      19,943   (990,504)   
Investments in affiliates
  3,607,053   3,045,665   275,807   2,828,922   (9,681,835)  75,612 
Other long-term assets
     10,258   774   80,903      91,935 
                         
Total assets
 $3,814,350  $3,825,874  $276,968  $9,445,686  $(10,672,339) $6,690,539 
                         
 
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current liabilities:
                        
Current portion of long- term debt
 $  $  $  $  $  $ 
Trade accounts payable
     23      390,006      390,029 
Accrued liabilities
  1,200   1,881   1,409   223,227      227,717 
Income taxes payable
     8,639   1,651   60,929      71,219 
                         
Total current liabilities
  1.200   10,543   3,060   674,162      688,965 
Long-term debt
     1,028,288   224,096         1,252,384 
Other long-term liabilities
           158,220      158,220 
Deferred income taxes
     26,115      751,705      777,820 
Intercompany payable
        3,109   987,395   (990,504)   
                         
Total liabilities
  1,200   1,064,946   230,265   2,571,482   (990,504)  2,877,389 
                         
Shareholders’ equity
  3,813,150   2,760,928   46,703   6,874,204   (9,681,835)  3,813,150 
                         
Total liabilities and shareholders’ equity
 $3,814,350  $3,825,874  $276,968  $9,445,686  $(10,672,339) $6,690,539 
                         


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Table of Contents

                         
  December 31, 2005 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands) 
 
ASSETS
Current assets:
                        
Cash and cash equivalents
 $527  $14  $11  $564,449  $  $565,001 
Short-term investments
           858,524      858,524 
Accounts receivable, net
           822,104      822,104 
Inventory
           51,292      51,292 
Deferred income taxes
           199,196      199,196 
Other current assets
  163   959   376   119,693      121,191 
                         
Total current assets
  690   973   387   2,615,258      2,617,308 
Long-term investments
           222,802      222,802 
Property, plant and equipment, net
           3,886,924      3,886,924 
Goodwill, net
           341,939      341,939 
Intercompany receivables
  545,099   766,079      522   (1,311,700)   
Investments in affiliates
  3,212,605   2,539,283   270,461   1,544,222   (7,495,407)  71,164 
Other long-term assets
     10,295   826   79,149      90,270 
                         
Total assets
 $3,758,394  $3,316,630  $271,674  $8,690,816  $(8,807,107) $7,230,407 
                         
 
LIABILTIES AND SHAREHOLDERS’ EQUITY
Current liabilities:
                        
Current portion of long-term debt
 $  $767,912  $  $  $  $767,912 
Trade accounts payable
     23      336,566      336,589 
Accrued liabilities
  254   5,582   4,151   214,349      224,336 
Income taxes payable
     6,696   1,380   15,543      23,619 
                         
Total current liabilities
  254   780,213   5,531   566,458      1,352,456 
Long-term debt
     1,027,721   224,030         1,251,751 
Other long-term liabilities
           151,415      151,415 
Deferred income taxes
     26,246      690,399      716,645 
Intercompany payable
        2,534   1,309,166   (1,311,700)   
                         
Total liabilities
  254   1,834,180   232,095   2,717,438   (1,311,700)  3,472,267 
                         
Shareholders’ equity
  3,758,140   1,482,450   39,579   5,973,378   (7,495,407)  3,758,140 
                         
Total liabilities and shareholders’ equity
 $3,758,394  $3,316,630  $271,674  $8,690,816  $(8,807,107) $7,230,407 
                         


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Condensed Consolidating Statements of Income
 
                         
  Three Months Ended March 31, 2006 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands)    
 
Revenues and other income:
                        
Operating revenues
 $  $  $  $1,163,926  $  $1,163,926 
Earnings from unconsolidated affiliates
           4,399      4,399 
Earnings from consolidated affiliates
  259,952   200,708   5,346   208,962   (674,968)   
Investment income
  76   127      13,667      13,870 
Intercompany interest income
  986   15,792         (16,778)   
                         
Total revenues and other income
  261,014   216,627   5,346   1,390,954   (691,746)  1,182,195 
                         
Costs and other deductions:
                        
Direct costs
           614,617      614,617 
General and administrative expenses
  4,032   25   2   84,783   (45)  88,797 
Depreciation and amortization
     150      81,239      81,389 
Depletion
           13,017      13,017 
Interest expense
     6,992   2,860   (1,797)     8,055 
Intercompany interest expense
  219         16,559   (16,778)   
Losses (gains) on sales of long-lived assets, impairment charges and other expense (income), net
     (959)     4,943   45   4,029 
                         
Total costs and other deductions
  4,251   6,208   2,862   813,361   (16,778)  809,904 
                         
Income before income taxes
  256,763   210,419   2,484   577,593   (674,968)  372,291 
                         
Income tax expense
     3,593   845   111,090      115,528 
                         
Net income
 $256,763  $206,826  $1,639  $466,503  $(674,968) $256,763 
                         


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Table of Contents

                         
  Three Months Ended March 31, 2005 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands)    
 
Revenues and other income:
                        
Operating revenues
 $  $  $  $783,728  $  $783,728 
Earnings from unconsolidated affiliates
           2,003      2,003 
Earnings from consolidated affiliates
  124,308   71,775   4,477   78,495   (279,055)   
Investment income
  4,826         6,962      11,788 
Intercompany interest income
  986   18,695         (19,681)   
                         
Total revenues and other income
  130,120   90,470   4,477   871,188   (298,736)  797,519 
                         
Costs and other deductions:
                        
Direct costs
           474,626      474,626 
General and administrative expenses
  2,331   121      56,873   (684)  58,641 
Depreciation and amortization
     150      68,038      68,188 
Depletion
           12,353      12,353 
Interest expense
     8,865   2,860   (988)     10,737 
Intercompany interest expense
           19,681   (19,681)   
Losses (gains) on sales of long-lived assets, impairment charges and other expense (income), net
  344   (929)     3,772   684   3,871 
                         
Total costs and other deductions
  2,675   8,207   2,860   634,355   (19,681)  628,416 
                         
Income before income taxes
  127,445   82,263   1,617   236,833   (279,055)  169,103 
                         
Income tax expense
  31   3,881   550   37,227      41,689 
                         
Net income
 $127,414  $78,382  $1,067  $199,606  $(279,055) $127,414 
                         


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Table of Contents

Condensed Consolidating Statements of Cash Flows
 
                         
  Three Months Ended March 31, 2006 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands) 
 
Net cash (used for) provided by operating activities
 $1,197,034  $23,447  $(5,484) $53,601  $(872,632) $395,966 
                         
Cash flows from investing activities:
                        
Purchases of investments
           (38,769)     (38,769)
Sales and maturities of investments
           701,158      701,158 
Cash paid for investments in consolidated affiliates
  (977,927)  (328,566)     (1,083,572)  2,390,065    
Cash paid for acquisitions of businesses, net
           (13,465)     (13,465)
Capital expenditures
           (346,211)     (346,211)
Proceeds from sales of assets and insurance claims
           2,416      2,416 
                         
Net cash provided by (used for) investing activities
  (977,927)  (328,566)     (778,443)  2,390,065   305,129 
                         
Cash flows from financing activities:
                        
Increase in cash overdrafts
           9,898      9,898 
Reduction of long-term debt
     (769,789)           (769,789)
Proceeds from issuance of common shares
  8,263               8,263 
Proceeds from parent contributions
     1,078,088   5,484   1,306,493   (2,390,065)   
Repurchase of common shares
  (222,384)              (222,384)
Tax benefit related to the exercise of stock options
     1,815            1,815 
Cash dividends paid
     (4,966)     (867,666)  872,632    
                         
Net cash provided by (used for) financing activities
  (214,121)  305,148   5,484   448,725   (1,517,433)  (972,197)
                         
Effect of exchange rate changes on cash and cash equivalents
           (597)     (597)
                         
Net (decrease) increase in cash and cash equivalents
  4,986   29      (276,714)     (271,699)
Cash and cash equivalents, beginning of period
  527   14   11   564,449      565,001 
                         
Cash and cash equivalents, end of period
 $5,513  $43  $11  $287,735  $   293,302 
                         


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Table of Contents

                         
  Three Months Ended March 31, 2005 
     Nabors
     Other
       
  Nabors
  Delaware
  Nabors
  Subsidiaries
       
  (Parent/
  (Issuer/
  Holdings
  (Non-
  Consolidating
  Consolidated
 
  Guarantor)  Guarantor)  (Issuer)  Guarantors)  Adjustments  Total 
(In thousands) 
 
Net cash (used for) provided by operating activities
 $52,614  $5,484  $(5,484) $116,044  $(5,484) $163,174 
                         
Cash flows from investing activities:
                        
Purchases of investments
  (60,892)        (118,808)     (179,700)
Sales and maturities of investments
  27,889         92,851      120,740 
Cash paid for investments in consolidated affiliates
  (85,362)  (5,484)     (5,484)  96,330    
Cash paid for acquisitions of businesses, net
           (6,775)     (6,775)
Capital expenditures
           (173,780)     (173,780)
Proceeds from sales of assets and insurance claims
           3,203      3,203 
                         
Net cash provided by (used for) investing activities
  (118,365)  (5,484)     (208,793)  96,330   (236,312)
                         
Cash flows from financing activities:
                        
Increase in short-term borrowings
           1,684      1,684 
Increase in cash overdrafts
           13,376      13,376 
Proceeds from issuance of common shares
  2,117         134,821      136,938 
Proceeds from parent contributions
        5,484   90,846   (96,330)   
Cash dividends paid
           (5,484)  5,484    
                         
Net cash provided by (used for) financing activities
  2,117      5,484   235,243   (90,846)  151,998 
                         
Effect of exchange rate changes on cash and cash equivalents
           (644)     (644)
                         
Net (decrease) increase in cash and cash equivalents
  (63,634)        141,850      78,216 
Cash and cash equivalents, beginning of period
  67,584      18   317,107      384,709 
                         
Cash and cash equivalents, end of period
 $3,950  $  $18  $458,957  $  $462,925 
                         
 
Note 13  Subsequent Events
 
On April 17, 2006, we distributed a stock dividend to all shareholders of record on March 31, 2006 thereby effectuating thetwo-for-onestock split approved by our Board of Directors on December 13, 2005 (see Note 7).


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Table of Contents

 
REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
To the Board of Directors and Shareholders
of Nabors Industries Ltd.:
 
We have reviewed the accompanying consolidated balance sheet of Nabors Industries Ltd. and its subsidiaries as of March 31, 2006, and the related consolidated statements of income, of cash flows and of changes in shareholders’ equity for the three-month periods ended March 31, 2006 and 2005. This interim financial information is the responsibility of the Company’s management.
 
We conducted our review in accordance with standards of the Public Company Accounting Oversight Board (United States). A review of interim financial information consists principally of applying analytical procedures and making inquiries of persons responsible for financial and accounting matters. It is substantially less in scope than an audit conducted in accordance with the standards of the Public Company Accounting Oversight Board, the objective of which is the expression of an opinion regarding the financial statements taken as a whole. Accordingly, we do not express such an opinion.
 
Based on our review, we are not aware of any material modifications that should be made to the accompanying consolidated interim financial information for it to be in conformity with accounting principles generally accepted in the United States of America.
 
We previously audited in accordance with the standards of the Public Company Accounting Oversight Board (United States), the consolidated balance sheet as of December 31, 2005, and the related consolidated statements of income, of cash flows, and of changes in shareholders’ equity for the year then ended, management’s assessment of the effectiveness of the Company’s internal control over financial reporting as of December 31, 2005 and the effectiveness of the Company’s internal control over financial reporting as of December 31, 2005; and in our report dated March 16, 2006, we expressed unqualified opinions thereon. The consolidated financial statements and management’s assessment of the effectiveness of internal control over financial reporting referred to above are not presented herein. In our opinion, the information set forth in the accompanying consolidated balance sheet information as of December 31, 2005, is fairly stated in all material respects in relation to the consolidated balance sheet from which it has been derived.
 
/s/  PRICEWATERHOUSECOOPERS LLP
 
Houston, Texas
May 8, 2006


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Table of Contents

 
Item 2.  Management’s Discussion and Analysis of Financial Condition and Results of Operations
 
Forward-looking Statements
 
We often discuss expectations regarding our future markets, demand for our products and services, and our performance in our annual and quarterly reports, press releases, and other written and oral statements. Statements that relate to matters that are not historical facts are “forward-looking statements” within the meaning of the safe harbor provisions of Section 27A of the Securities Act of 1933 and Section 21E of the Exchange Act. These “forward-looking statements” are based on an analysis of currently available competitive, financial and economic data and our operating plans. They are inherently uncertain and investors should recognize that events and actual results could turn out to be significantly different from our expectations. By way of illustration, when used in this document, words such as “anticipate,” “believe,” “expect,” “plan,” “intend,” “estimate,” “project,” “will,” “should,” “could,” “may,” “predict” and similar expressions are intended to identify forward-looking statements.
 
You should consider the following key factors when evaluating these forward-looking statements:
 
  • fluctuations in worldwide prices of and demand for natural gas and oil;
 
  • fluctuations in levels of natural gas and oil exploration and development activities;
 
  • fluctuations in the demand for our services;
 
  • the existence of competitors, technological changes and developments in the oilfield services industry;
 
  • the existence of operating risks inherent in the oilfield services industry;
 
  • the existence of regulatory and legislative uncertainties;
 
  • the possibility of changes in tax laws;
 
  • the possibility of political instability, war or acts of terrorism in any of the countries in which we do business; and
 
  • general economic conditions.
 
The above description of risks and uncertainties is by no means all-inclusive, but is designed to highlight what we believe are important factors to consider. For a more detailed description of risk factors, please refer to our Annual Report onForm 10-Kfor the year ended December 31, 2005 filed with the Securities and Exchange Commission under Part 1, Item 1A, “Risk Factors.”
 
Unless the context requires otherwise, references in this Quarterly Report onForm 10-Qto “we,” “us,” “our,” or “Nabors” means Nabors Industries Ltd. and, where the context requires, includes our subsidiaries.
 
Management Overview
 
The following Management’s Discussion and Analysis of Financial Condition and Results of Operations is intended to help the reader understand the results of our operations and our financial condition. This information is provided as a supplement to, and should be read in conjunction with our consolidated financial statements and the accompanying notes to our consolidated financial statements.
 
Nabors is the largest land drilling contractor in the world. We conduct oil, gas and geothermal land drilling operations in the U.S. Lower 48 states, Alaska, Canada, South and Central America, the Middle East, the Far East and Africa. Nabors also is one of the largest land well-servicing and workover contractors in the United States and Canada and is a leading provider of offshore platform workover and drilling rigs in the United States and multiple international markets. To further supplement and complement our primary business, we offer a wide range of ancillary well-site services, including engineering, transportation, construction, maintenance, well logging, directional drilling, rig instrumentation, data collection and other support services, in selected domestic and international markets. During the first quarter of 2006, we began to offer logistics services for onshore drilling and well-servicing operations in Canada using helicopter and fixed-winged aircraft purchased from Airborne Energy Solutions Ltd. on January 3, 2006 (see Note 4 to our accompanying consolidated financial statements). We have also made selective investments in oil and gas exploration, development and production activities.


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Table of Contents

The majority of our business is conducted through our various Contract Drilling operating segments, which include our drilling, workover and well-servicing operations, on land and offshore. Our limited oil and gas exploration, development and production operations are included in a category labeled Oil and Gas for segment reporting purposes. Our operating segments engaged in marine transportation and supply services, drilling technology and top drive manufacturing, directional drilling, rig instrumentation and software, and construction and logistics operations are aggregated in a category labeled Other Operating Segments for segment reporting purposes.
 
Our businesses depend, to a large degree, on the level of spending by oil and gas companies for exploration, development and production activities. Therefore, a sustained increase or decrease in the price of natural gas or oil, which could have a material impact on exploration, development and production activities, could also materially affect our financial position, results of operations and cash flows.
 
Natural gas prices are the primary driver of our U.S. Lower 48 Land Drilling, Canadian and U.S. Offshore (Gulf of Mexico) operations, while oil prices are the primary driver of our Alaskan, International and U.S. Land Well-servicing operations. The Henry Hub natural gas spot price (per Bloomberg) averaged $9.19 per million cubic feet (mcf) during the period from April 1, 2005 through March 31, 2006, up from a $6.10 per mcf average during the period from April 1, 2004 through March 31, 2005. West Texas intermediate spot oil prices (per Bloomberg) averaged $59.89 per barrel during the period from April 1, 2005 through March 31, 2006, up from a $45.06 per barrel average during the period from April 1, 2004 through March 31, 2005.
 
Operating revenues and Earnings from unconsolidated affiliates for the three months ended March 31, 2006 totaled $1.2 billion, representing an increase of $382.6 million, or 49%, compared to the prior year quarter. Adjusted income derived from operating activities and net income for the three months ended March 31, 2006 totaled $370.5 million and $256.8 million ($.79 per diluted share), respectively, representing increases of 116% and 102%, respectively, compared to the prior year quarter.
 
The increase in our operating results during the three months ended March 31, 2006 resulted from higher revenues realized by essentially all of our operating segments. Revenues increased as a result of higher average dayrates and activity levels during the three months ended March 31, 2006 compared to the prior year quarter. This increase in average dayrates and activity reflects an increase in demand for our services in these markets during the three months ended March 31, 2006, which resulted from continuing higher price levels for natural gas and oil during 2005 and the first quarter of 2006.
 
Our operating results for 2006 are expected to increase from levels realized during 2005 as a result of:
 
  • Our current expectation of the continuation of historically high commodity prices during 2006 and the related impact on drilling and well-servicing activity, dayrates for drilling services and hourly well-servicing rates, and
 
  • Our current expectation of the impact on our overall level of drilling and well-servicing activity resulting from new or substantially new rigs to be added as part of our expanded capital program and planned reactivations of and enhancements to existing rigs.
 
The expansion of our rig fleet through our expanded capital program is expected to most significantly impact the results of our U.S. Lower 48 Land Drilling, U.S. Land Well-servicing, Canadian and International operations. For our existing rigs, we expect the largest increase in drilling activity and dayrates to exist in our U.S. Lower 48 Land Drilling operations as a result of strong demand for drilling services in that market driven by the sustained level of higher natural gas prices. We also expect strong demand for our drilling and well-servicing services across a number of our other markets, resulting from higher commodity prices, to improve our results of operations from existing rigs for our U.S. Land Well-servicing, Canadian, International and U.S. Offshore operations. Canadian drilling activity is subject to substantial levels of seasonality, as activity levels typically peak in the first quarter, decline substantially in the second quarter, and then generally increase over the last half of the year. We expect that the improvement in our International operations will also be driven by multiple rig contract re-pricings, which should begin to impact our results in the second half of 2006. We expect that the improvement in our U.S. Offshore operations will also be driven by a continuing improvement in the utilization of and pricing for our workoverjack-uprigs. We expect results from our operations in Alaska to be substantially unchanged during 2006 when compared to 2005, as the improvement in commodity prices has yet to result in an improvement in demand for drilling services in that market.


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Table of Contents

The following table sets forth certain information with respect to our reportable segments and rig activity:
 
                 
  Three Months Ended March 31, 
        Increase
 
  2006  2005  (Decrease) 
(In thousands, except percentages and rig activity) 
 
Reportable segments:
                
Operating revenues and Earnings from unconsolidated affiliates:
                
Contract Drilling:(1)
                
U.S. Lower 48 Land Drilling
 $426,350  $258,990  $167,360   65%
U.S. Land Well-servicing
  160,733   106,113   54,620   51%
U.S. Offshore
  43,526   38,067   5,459   14%
Alaska
  26,806   24,768   2,038   8%
Canada
  226,557   166,327   60,230   36%
International
  146,895   124,030   22,865   18%
                 
Subtotal Contract Drilling(2)
  1,030,867   718,295   312,572   44%
Oil and Gas(3)
  29,837   15,299   14,538   95%
Other Operating Segments (4)(5)
  151,703   75,991   75,712   100%
Other reconciling items(6)
  (44,082)  (23,854)  (20,228)  (85)%
                 
Total
 $1,168,325  $785,731  $382,594   49%
                 
Adjusted income (loss) derived from operating activities: (7) 
                
Contract Drilling:
                
U.S. Lower 48 Land Drilling
 $179,731  $73,459  $106,272   145%
U.S. Land Well-servicing
  46,070   19,428   26,642   137%
U.S. Offshore
  10,454   7,011   3,443   49%
Alaska
  4,242   5,972   (1,730)  (29)%
Canada
  83,102   45,768   37,334   82%
International
  37,497   29,767   7,730   26%
                 
Subtotal Contract Drilling
  361,096   181,405   179,691   99%
Oil and Gas
  13,436   874   12,562   N/M(8)
Other Operating Segments
  20,567   5,062   15,505   306%
Other reconciling items(9)
  (24,594)  (15,418)  (9,176)  (60)%
                 
Total
 $370,505  $171,923  $198,582   116%
Interest expense
  (8,055)  (10,737)  2,682   25%
Investment income
  13,870   11,788   2,082   18%
(Losses) on sales of long-lived assets, impairment charges and other income (expense), net
  (4,029)  (3,871)  (158)  (4)%
                 
Income before income taxes
 $372,291  $169,103  $203,188   120%
                 


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  Three Months Ended March 31, 
        Increase
 
  2006  2005  (Decrease) 
(In thousands, except percentages and rig activity) 
 
Rig activity:
                
Rig years: (10) 
                
U.S. Lower 48 Land Drilling
  253.4   222.4   31.0   14%
U.S. Offshore
  14.9   15.6   (0.7)  (4)%
Alaska
  7.2   6.7   0.5   7%
Canada
  73.3   66.2   7.1   11%
International(11)
  86.3   75.2   11.1   15%
                 
Total rig years
  435.1   386.1   49.0   13%
                 
Rig hours: (12)
                
U.S. Land Well-servicing
  311,768   296,611   15,157   5%
Canadian Well-servicing
  121,224   114,336   6,888   6%
                 
Total rig hours
  432,992   410,947   22,045   5%
                 
 
 
(1) These segments include our drilling, workover and well-servicing operations, on land and offshore.
 
(2) Includes Earnings from unconsolidated affiliates, accounted for by the equity method, of $.69 million and $.7 million for the three months ended March 31, 2006 and 2005, respectively.
 
(3) Represents our oil and gas exploration, development and production operations.
 
(4) Includes our marine transportation and supply services, drilling technology and top drive manufacturing, directional drilling, rig instrumentation and software, and construction and logistics operations.
 
(5) Includes Earnings from unconsolidated affiliates, accounted for by the equity method, of $3.7 million and $1.3 million for the three months ended March 31, 2006 and 2005, respectively.
 
(6) Represents the elimination of inter-segment transactions.
 
(7) Adjusted income (loss) derived from operating activities is computed by: subtracting direct costs, general and administrative expenses, and depreciation and amortization, and depletion expense from Operating revenues and then adding Earnings from unconsolidated affiliates. Such amounts should not be used as a substitute to those amounts reported under accounting principles generally accepted in the United States of America (GAAP). However, management evaluates the performance of our business units and the consolidated company based on several criteria, including adjusted income (loss) derived from operating activities, because it believes that this financial measure is an accurate reflection of the ongoing profitability of our company. A reconciliation of this non-GAAP measure to income before income taxes, which is a GAAP measure, is provided within the table set forth immediately following the headingResults of Operations above.
 
(8) The percentage is so large that it is not meaningful.
 
(9) Represents the elimination of inter-segment transactions and unallocated corporate expenses.
 
(10) Excludes well-servicing rigs, which are measured in rig hours. Rig years represents a measure of the number of equivalent rigs operating during a given period. For example, one rig operating 182.5 days during a365-dayperiod represents 0.5 rig years.
 
(11) International rig years include our equivalent percentage ownership of rigs owned by unconsolidated affiliates which totaled 4.0 years and 3.7 years during the three months ended March 31, 2006 and 2005, respectively.
 
(12) Rig hours represents the number of hours that our well-servicing rig fleet operated during the quarter.

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Segment Results of Operations
 
Contract Drilling
 
Our Contract Drilling operating segments contain one or more of the following operations: drilling, workover and well-servicing, on land and offshore.
 
U.S. Lower 48 Land Drilling.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages and rig activity)       
 
Operating revenues and Earnings from unconsolidated affiliates
 $426,350  $258,990  $167,360   65%
Adjusted income derived from operating activities
 $179,731  $73,459  $106,272   145%
Rig years
  253.4   222.4   31.0   14%
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from an increase in average dayrates and in drilling activity, which were driven by higher natural gas prices. The increase in drilling activity is reflected in the increase in rig years during the three months ended March 31, 2006 compared to the prior year quarter.
 
U.S. Land Well-servicing.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages and rig activity)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $160,733  $106,113  $54,620   51%
Adjusted income derived from operating activities
 $46,070  $19,428  $26,642   137%
Rig hours
  311,768   296,611   15,157   5%
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from an increase in average dayrates and from higher well-servicing hours compared to the prior year quarter. This increase in dayrates and activity resulted from higher customer demand for our services in a number of markets in which we operate, which was driven by a sustained level of higher oil prices.
 
U.S. Offshore.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase (Decrease) 
(In thousands, except percentages and rig activity)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $43,526  $38,067  $5,459   14%
Adjusted income derived from operating activities
 $10,454  $7,011  $3,443   49%
Rig years
  14.9   15.6   (0.7)  (4)%
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from an increase in dayrates for ourjack-up rigs during the three months ended March 31, 2006 compared to the prior year quarter.


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Alaska.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase (Decrease) 
(In thousands, except percentages and rig activity)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $26,806  $24,768  $2,038   8%
Adjusted income derived from operating activities
 $4,242  $5,972  $(1,730)  (29)%
Rig years
  7.2   6.7   0.5   7%
 
The increase in operating revenues and Earnings from unconsolidated affiliates during the three months ended March 31, 2006 are primarily due to increases in average dayrates and drilling activity levels as compared to prior year quarter. The decrease in overall operating results during the three months ended March 31, 2006 as compared to prior year quarter relate to increased labor and R&M costs.
 
Canada.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages and rig activity)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $226,557  $166,327  $60,230   36%
Adjusted income derived from operating activities
 $83,102  $45,768  $37,334   82%
Rig years
  73.3   66.2   7.1   11%
Rig hours
  121,224   114,336   6,888   6%
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from an overall increase in drilling and well-servicing activity and an increase in average dayrates for drilling and well-servicing operations compared to the prior year quarter. These increases were driven by increased commodity prices, which resulted in improved demand for our services in this market. Additionally, well-servicing activity improved when compared to the prior year quarter as operations for that quarter were impacted by warm weather in March 2005, which led to an earlier end to the winter season.
 
International.  The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages and rig activity)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $146,895  $124,030  $22,865   18%
Adjusted income derived from operating activities
 $37,497  $29,767  $7,730   26%
Rig years
  86.3   75.2   11.1   15%
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from an increase in operations in New Zealand, The Middle East (primarily India, Saudi Arabia, the United Arab Emirates and Yemen), and South America (primarily Argentina, Colombia, Ecuador and Venezuela), resulting from improved demand for our services and improved dayrates in these markets, partially offset by decreased operations in Mexico and loss of operations in Indonesia during the three months ended March 31, 2006 compared to the prior year quarter.


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Oil and Gas
 
This operating segment represents our oil and gas exploration, development and production operations. The results of operations for this reportable segment are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $29,837  $15,299  $14,538   95%
Adjusted income derived from operating activities
 $13,436  $874  $12,562   N/M(1)
 
 
(1) The percentage is so large that it is not meaningful.
 
The increase in operating results during the three months ended March 31, 2006 primarily resulted from the sale of certain leasehold interests. Such sale resulted in additional Operating revenue totaling $20.7 million during the three months ended March 31, 2006 and were partially offset by lower production during the three months ended March 31, 2006 resulting from the expected decline in production from our investments with El Paso Corporation and from lower production associated with our investments in other oil and gas properties.
 
During the three months ended March 31, 2006, we also recorded an impairment of oil and gas properties totaling approximately $7.5 million that was recorded as depletion expense. This impairment resulted from lower than expected performance of certain asset groups as well as a significant drop in natural gas prices during the three months ended March 31, 2006.
 
Other Operating Segments
 
These operations include our marine transportation and supply services, drilling technology and top drive manufacturing, directional drilling, rig instrumentation and software, and construction and logistics operations. The results of operations for these operating segments are as follows:
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
Operating revenues and Earnings from unconsolidated affiliates
 $151,703  $75,991  $75,712   100%
Adjusted income derived from operating activities
 $20,567  $5,062  $15,505   306%
 
The increase in our operating results during the three months ended March 31, 2006 primarily resulted from (i) increased sales of top drives driven by the strengthening of the oil and gas drilling market during the three months ended March 31, 2006, (ii) increased demand for directional drilling, rig instrumentation and data collection services, primarily driven by a strong Canadian market for directional drilling services as the number of horizontal and directional wells drilled increased substantially during the three months ended March 31, 2006, (iii) increased margins for our marine transportation and supply services driven by higher average dayrates during the three months ended March 31, 2006, which was primarily driven by an improvement in the offshore drilling market that resulted in increased demand for our services, and (iv) increased demand for construction and logistics services.


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Other Financial Information
 
General and administrative expenses
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase (Decrease) 
(In thousands, except percentages)    
 
General and administrative expenses
 $88,797  $58,641  $30,156   51%
General and administrative expenses as a percentage of Operating revenues
  7.6%  7.5%  (0.1)%  (1)%
 
General and administrative expenses increased during the three months ended March 31, 2006 primarily as a result of increases in wages and burden for a majority of our operating segments compared to the prior year quarter, which primarily resulted from an increase in the number of employees required to support the increase in activity levels and from higher wages, and increased corporate compensation expense, which primarily resulted from higher bonus accruals and non-cash compensation expenses recorded for stock options and restricted stock grants during the three months ended March 31, 2006 compared to the prior year quarter. For the three months ended March 31, 2006, general and administrative expenses, as a percentage of Operating revenues, remained comparable to the prior year quarter.
 
Depreciation and amortization, and depletion expense
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
Depreciation and amortization expense
 $81,389  $68,188  $13,201   19%
Depletion expense
 $13,017  $12,353  $664   5%
 
Depreciation and amortization expense.  Depreciation and amortization expense increased during the three months ended March 31, 2006 compared to the prior year quarter as a result of depreciation on capital expenditures made during the last three quarters of 2005 and the first quarter of 2006 and increases in average rig years for our U.S. Lower 48 Land Drilling, Canadian land drilling and International operations during the three months ended March 31, 2006 compared to the prior year quarter.
 
Depletion expense.  Depletion expense increased during the three months ended March 31, 2006 compared to the prior year quarter due to an impairment of $7.5 million which was substantially offset by lower oil and gas production due to the payout of the El Paso Red River program in late 2005. The impairment resulted from lower than expected performance of certain asset groups as well as a significant drop in natural gas prices during the three months ended March 31, 2006.
 
Interest expense
 
                 
  Three Months Ended March 31,       
  2006  2005  Decrease 
(In thousands, except percentages)    
 
Interest expense
 $8,055  $10,737  $2,682   25%
 
Interest expense decreased during the three months ended March 31, 2006 compared to the prior year quarter as a result of the redemption of 93% of our zero coupon convertible senior debentures due 2021 on February 6, 2006. See further discussion of this partial redemption in Note 5 to accompanying consolidated financial statements.


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Investment income
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
Investment income
 $13,870  $11,788  $2,082   18%
 
Investment income increased during the three months ended March 31, 2006 compared to the prior year quarter primarily as a result of higher earnings on our non-marketable securities accounted for under the equity method of accounting, which was partially offset by lower gains recognized on sales on marketable debt and equity securities and earned interest decreases on investments in marketable securities due to significantly reduced balances, partially offset by significantly higher rates during the three months ended March 31, 2006.
 
Gains (losses) on sales of long-lived assets, impairment charges and other income (expense), net
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
(Losses) on sales of long-lived assets, impairment charges and other income (expense), net
 $(4,029) $(3,871) $158   4%
 
The amounts of gains (losses) on sales of long-lived assets, impairment charges and other income (expense), net for the three months ended March 31, 2006 include losses on long-term assets of approximately $3.2 million and minority interest of approximately $1.4 million related to non-majority owned subsidiaries required to be consolidated under Financial Accounting Standards Board (FASB) Interpretation No. 46R (“FIN 46R”). The amounts of gains (losses) on sales and long-lived assets, impairment charges and other income (expense), net for the three months ended March 31, 2005 include losses on long-term assets of approximately $1.1 million and minority interest of approximately $1.1 million related to non-majority owned subsidiaries required to be consolidated under FIN 46R.
 
Income tax rate
 
                 
  Three Months Ended March 31,       
  2006  2005  Increase 
(In thousands, except percentages)    
 
Effective income tax rate
  31.0%  24.7%  6.3%  26%
 
Our effective income tax rate was 31.0% for the three months ended March 31, 2006 compared to 24.7% during the prior year quarter. The increase in our effective income tax rate resulted from a higher proportion of our taxable income being generated in the U.S. during the three months ended March 31, 2006 compared to the prior year quarter. Income generated in the U.S. is generally taxed at a higher rate than in international jurisdictions in which we operate. In October 2004 the U.S. Congress passed and the President signed into law the American Jobs Creation Act of 2004. The Act did not impact the corporate reorganization completed by Nabors effective June 24, 2002, that made us a foreign entity. It is possible that future changes to tax laws (including tax treaties) could have an impact on our ability to realize the tax savings recorded to date as well as future tax savings as a result of our corporate reorganization, depending on any responsive action taken by Nabors. We expect our effective tax rate during 2006 to be in the 29%-31% range because we expect a higher proportion of our income to be generated in the U.S.
 
Liquidity and Capital Resources
 
Cash Flows
 
Our cash flows depend, to a large degree, on the level of spending by oil and gas companies for exploration, development and production activities. Sustained increases or decreases in the price of natural gas or oil could have a material impact on these activities, and could also materially affect our cash flows. Certain sources and uses of


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cash, such as the level of discretionary capital expenditures, purchases and sales of investments, issuances and repurchases of debt and of our common shares are within our control and are adjusted as necessary based on market conditions. The following is a discussion of our cash flows for the three months ended March 31, 2006 and 2005.
 
Operating Activities.  Net cash provided by operating activities totaled $396.0 million during the three months ended March 31, 2006, compared to net cash provided by operating activities of $163.2 million during the prior year quarter. During the three months ended March 31, 2006 and 2005, net income was increased for non-cash items such as depreciation and amortization, and depletion, and was reduced for changes in our working capital (primarily accounts receivable) and other balance sheet accounts.
 
Investing Activities.  Net cash provided by investing activities totaled $305.1 million during the three months ended March 31, 2006, compared to net cash used for investing activities of $236.3 million during the prior year quarter. During the three months ended March 31, 2006, cash was used for capital expenditures, which was offset by sales, net of purchases, of investments totaling $662.4 million. During the three months ended March 31, 2005, cash was used for purchases, net of sales, of investments and for capital expenditures.
 
Financing Activities.  Net cash used for financing activities totaled $972.2 million during the three months ended March 31, 2006 compared to net cash provided by financing activities of $152.0 million during the prior year quarter. During the three months ended March 31, 2006, cash was used for the redemption of 93% of our zero coupon senior convertible debentures due 2021 for a total redemption price of $769.8 million and for repurchases of our common shares in the open market for $222.4 million, and was provided by our receipt of proceeds totaling $8.3 million from the exercise of options to acquire our common shares by our employees. During the three months ended March 31, 2005, cash was provided by our receipt of proceeds totaling $136.9 million from the exercise of options to acquire our common shares by our employees.
 
Future Cash Requirements
 
As of March 31, 2006, we had long-term debt, including current maturities, of $1.3 billion and cash and cash equivalents and investments of $725.3 million.
 
On February 6, 2006, we redeemed 93% of our zero coupon senior convertible debentures due 2021 for a total redemption price of $769.8 million. Because this portion of our zero coupon convertible senior debentures were redeemed on February 6, 2006, the outstanding principal amount of the redeemed debentures of $767.9 million was included in current liabilities in our balance sheet as of December 31, 2005. We treat the repurchase price, including accrued original issue discount, on such debentures as a financing activity for purposes of reporting cash flows in our consolidated statements of cash flows.
 
Additionally, our $700 million zero coupon senior exchangeable notes provide that upon an exchange of these notes, we will be required to pay holders of the notes, in lieu of common shares, cash up to the principal amount of the notes and, at our option, consideration in the form of either cash or our common shares for any amount above the principal amount of the notes required to be paid pursuant to the terms of the note indenture. The notes cannot be exchanged until the price for our shares exceeds approximately $42 for at least 20 trading days during the period of 30 consecutive trading days ending on the last trading day of the previous calendar quarter, or in various other circumstances as described in the note indenture. If these notes are exchanged, we would be required to pay the principal amount of the notes, or $700 million, in cash.
 
As of March 31, 2006, we had outstanding purchase commitments of approximately $881.4 million, primarily for rig-related enhancing, construction and sustaining capital expenditures. Total capital expenditures over the next twelve months, including these outstanding purchase commitments, are currently expected to be at least $1.6 billion, including currently planned rig-related enhancing, construction and sustaining capital expenditures. This amount could change significantly based on market conditions and new business opportunities. The level of our outstanding purchase commitments and our expected level of capital expenditures over the next twelve months represent a number of capital programs that are currently underway or planned. These programs will result in an expansion in the number of drilling and well-servicing rigs that we own and operate and will consist primarily of land drilling and well-servicing rigs. The increase in capital expenditures is expected across a majority of our


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operating segments, most significantly within our U.S. Lower 48 Land Drilling, U.S. Land Well-servicing, Canadian, and International operations.
 
Our 2005 Annual Report onForm 10-Kincludes our contractual cash obligations table as of December 31, 2005. As a result of the increase in our outstanding purchase commitments discussed above, we are presenting the following table in this Report which summarizes our remaining contractual cash obligations related to purchase commitments as of March 31, 2006:
 
                     
  Payment Due by Period 
  Total  < 1 Year  1-3 Years  3-5 Years  Thereafter 
(In thousands)    
 
Purchase commitments(1)
 $881,390  $860,860  $20,530  $  $ 
 
 
(1) Purchase commitments include agreements to purchase goods or services that are enforceable and legally binding and that specify all significant terms, including: fixed or minimum quantities to be purchased; fixed, minimum or variable pricing provisions; and the approximate timing of the transaction.
 
We have historically completed a number of acquisitions and will continue to evaluate opportunities to acquire assets or businesses to enhance our operations. Several of our previous acquisitions were funded through issuances of our common shares. Future acquisitions may be paid for using existing cash or issuance of debt or Nabors’ shares. Such capital expenditures and acquisitions will depend on our view of market conditions and other factors.
 
During 2002 our Board of Directors authorized the continuation of a share repurchase program under which we may repurchase our common shares in the open market. Under this program we are authorized to purchase up to $400 million of our common shares. During the first quarter of 2006, we repurchased and retired 6.4 million of our common shares under this program for $222.4 million.
 
See Note 8 to our accompanying consolidated financial statements for discussion of commitments and contingencies that could have a potential impact on our financial position, results of operations or cash flows in future periods.
 
Financial Condition and Sources of Liquidity
 
Our primary sources of liquidity are cash and cash equivalents, marketable and non-marketable securities and cash generated from operations. As of March 31, 2006, we had cash and cash equivalents and investments of $725.3 million (including $250.4 million of long-term investments) and working capital of $1.1 billion. This compares to cash and cash equivalents and investments of $1.6 billion (including $222.8 million of long-term investments) and working capital of $1.3 billion as of December 31, 2005.
 
Our funded debt to capital ratio was 0.25:1 as of March 31, 2006 and 0.35:1 as of December 31, 2005. Our net funded debt to capital ratio was 0.12:1 as of March 31, 2006 and 0.09:1 as of December 31, 2005. The funded debt to capital ratio is calculated by dividing funded debt by funded debt plus capital. Funded debt is defined as the sum of (1) short-term borrowings, (2) current portion of long-term debt and (3) long-term debt. Capital is defined as shareholders’ equity. The net funded debt to capital ratio nets cash and cash equivalents and marketable and non-marketable securities against funded debt. This ratio is calculated by dividing net funded debt by net funded debt plus capital. Both of these ratios are a method for calculating the amount of leverage a company has in relation to its capital. Non-marketable securities consist of investments in overseas funds investing primarily in a variety of public and private U.S. andnon-U.S. securities(including asset-backed securities and mortgage-backed securities, global structured asset securitizations, whole loan mortgages, and participations in whole loans and whole loan mortgages). These investments are classified as non-marketable, because they do not have published fair values. Our interest coverage ratio was 34.9:1 as of March 31, 2006, compared to 28.0:1 as of December 31, 2005. The interest coverage ratio is computed by calculating the sum of income before income taxes, interest expense, depreciation and amortization, and depletion expense and then dividing by interest expense. This ratio is a method for calculating the amount of cash flows available to cover interest expense.


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We have three letter of credit facilities with various banks as of March 31, 2006. Availability and borrowings under our credit facilities as of March 31, 2006 are as follows:
 
     
(In thousands) 
 
Credit available
 $132,538 
Letters of credit outstanding
  78,990 
     
Remaining availability
 $53,548 
     
 
We have a shelf registration statement on file with the Securities and Exchange Commission to allow us to offer, from time to time, up to $700 million in debt securities, guarantees of debt securities, preferred shares, depository shares, common shares, share purchase contracts, share purchase units and warrants. We currently have not issued any securities registered under this registration statement.
 
Our current cash and cash equivalents, investments in marketable and non-marketable securities and projected cash flows generated from current operations are expected to more than adequately finance our purchase commitments, our debt service requirements, and all other expected cash requirements for the next twelve months. However, as discussed under Future Cash Requirements above, our $700 million zero coupon senior exchangeable notes can be exchanged when the price for our shares exceeds approximately $42 for the required period of time, resulting in our payment of the principal amount of the notes, or $700 million, in cash.
 
On April 28, 2006, the market price for our shares closed at $37.33. If the market price threshold of $42 were exceeded and the notes were exchanged, the required cash payment could have a significant impact on our level of cash and cash equivalents and investments available to meet our other cash obligations. Nabors’ management believes that the holders of these notes would not be likely to exchange the notes as it would be more economically beneficial to them if they sold the notes on the open market, however there can be no assurance that the holders would not exchange the notes. Further, management believes that we have the ability to access capital markets or otherwise obtain financing in order to satisfy any payment obligations that might arise upon exchange of these notes and that any cash payment due of this magnitude, in addition to our other cash obligations, will not ultimately have a material adverse impact on our liquidity or financial position. Our ability to access capital markets or to otherwise obtain sufficient financing is enhanced by our senior unsecured debt ratings as provided by Moody’s Investor Service and Standard & Poor’s, which are currently “A3” and “A−”, respectively, and our historical ability to access those markets as needed.
 
See our discussion of the impact of changes in market conditions on our derivative financial instruments discussed underItem 3. Quantitative and Qualitative Disclosures About Market Risk below.
 
Other Matters
 
Recent Accounting Pronouncements
 
The Company has several stock-based employee compensation plans, which are more fully described in Note 9 in the Company’s 2005 Annual Report onForm 10-K.Prior to January 1, 2006, we accounted for awards granted under those plans following the recognition and measurement principles of Accounting Principles Bulletin (APB) Opinion No. 25, “Accounting for Stock Issued to Employees,” (APB 25) and related interpretations. Under APB 25, no compensation expense was reflected in net income for the Company’s stock options, as all options granted under those plans had an exercise price equal to the market value of the underlying common shares on the date of grant. The pro forma effects on income for stock options were instead disclosed in a footnote to the financial statements. Compensation expense was recorded in the income statement for restricted stock grants over the vesting period of the award.
 
Effective January 1, 2006, we adopted the fair value recognition provisions of FASB Statement of Financial Accounting Standard No. 123(R), “Share-Based Payments,”(SFAS 123-R),using the modified prospective application method. Under this transition method, the Company is now required to record compensation expense for all stock option awards granted after the date of adoption and for the unvested portion of previously granted stock option awards that remain outstanding at the date of adoption. This amount of compensation cost recognized


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was based on the grant-date fair value estimated in accordance with the original provisions of SFAS No. 123. Results for prior periods have not been restated.
 
As a result of adoptingSFAS 123-Ron January 1, 2006, Nabors’ income before income taxes and net income for the three months ended March 31, 2006 were $5.5 million, and $4.3 million lower, respectively, than if the Company had continued to account for share-based compensation under APB 25. Basic and diluted earnings per share for the three months ended March 31, 2006 would have been $.83 and $.80, respectively, if the Company had not adoptedSFAS 123-R,compared to reported basic and diluted earnings per share of $.82 and $.79, respectively. See the disclosures required upon adoption ofSFAS 123-Rin Note 3 to our accompanying consolidated financial statements.
 
Critical Accounting Estimates
 
We disclosed our critical accounting estimates in our 2005 Annual Report onForm 10-K.No significant changes have occurred to those policies.
 
Self-Insurance Accruals
 
Effective April 1, 2006, with our insurance renewal, certain changes have been made to our insurance coverage resulting in additional loss exposure. Such changes effective April 1, 2006 are as follows:
 
Domestic workers’ compensation program continues to be subject to a $1.0 million per occurrence deductible. Employers’ liability and Jones Act cases are subject to a $2.0 million deductible. Automobile liability continues at a $.5 million deductible. We are assuming an additional $3.0 million corridor deductible for domestic workers’ compensation claims. General liability claims continue to be subject to a $5.0 million deductible. However, as a result of insurance market conditions following hurricanes Katrina and Rita, we are now subject to higher deductibles for removal of wreck and debris and collision liability claims depending on the insured value of the individual rigs.
 
In addition, we are subject to a $1.0 million deductible for all land rigs except for those located in Alaska, and a $5.0 million deductible for all Alaska and offshore rigs. This applies to all kinds of risks of physical damage except for named windstorms in the U.S. Gulf of Mexico. The deductible for named windstorms in the U.S. Gulf of Mexico is $25.0 million. Also, the maximum coverage for named windstorms in the U.S. Gulf of Mexico is $50.0 million in this policy year.
 
Item 3.  Quantitative and Qualitative Disclosures About Market Risk
 
We may be exposed to market risk through changes in interest rates and foreign currency risk due to our operations in international markets as discussed in our 2005 Annual Report onForm 10-K.Material changes in our exposure to market risk from that disclosed in our 2005 Annual Report onForm 10-Kare discussed below.
 
On October 21, 2002, we entered into an interest rate swap transaction with a third-party financial institution to hedge our exposure to changes in the fair value of $200 million of our fixed rate 5.375% senior notes due 2012, which has been designated as a fair value hedge under SFAS No. 133, “Accounting for Derivative Instruments and Hedging Activities,” as amended by SFAS 149. Additionally, on October 21, 2002, we purchased a LIBOR range cap and sold a LIBOR floor, in the form of a cashless collar, with the same third-party financial institution with the intention of mitigating and managing our exposure to changes in the three-month U.S. dollar LIBOR rate. This transaction does not qualify for hedge accounting treatment under SFAS 133, as amended by SFAS 149, and any change in the cumulative fair value of this transaction is reflected as a gain or loss in our consolidated statements of income. In June 2004 we unwound $100 million of the $200 million range cap and floor derivative instrument. During the fourth quarter of 2005, we unwound the interest rate swap resulting in a loss of $2.7 million, which has been deferred and will be recognized as an increase to interest expense over the remaining life of our 5.375% senior notes due 2012.
 
The fair value of our range cap and floor transaction recorded as a derivative asset and included in other long-term assets totaled approximately $2.4 million and $1.5 million as of March 31, 2006 and December 31, 2005, respectively. We recordedmark-to-marketgains, included in losses (gains) on sales of long-lived assets, impairment


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charges and other expense (income), net of approximately $1.0 million and $.9 million during the three months ended March 31, 2006 and March 31, 2005, respectively, resulting from the change in cumulative fair value of this derivative instrument during those periods.
 
Item 4.  Controls and Procedures
 
(a) Disclosure Controls and Procedures. We maintain a set of disclosure controls and procedures that are designed to provide reasonable assurance that information required to be disclosed in our reports filed under the Exchange Act is recorded, processed, summarized, and reported within the time periods specified in the Securities and Exchange Commission’s rules and forms. We have investments in certain unconsolidated entities that we do not control or manage. As we do not control or manage these entities, our disclosure controls and procedures with respect to such entities are necessarily more limited than those we maintain with respect to our consolidated subsidiaries.
 
The Company’s management, with the participation of the Company’s Chairman and Chief Executive Officer and Chief Financial Officer, has evaluated the effectiveness of the Company’s disclosure controls and procedures (as such term is defined inRules 13a-15(e)and15d-15(e)under the Exchange Act) as of the end of the period covered by this report. Based on such evaluation, the Company’s Chairman and Chief Executive Officer and Chief Financial Officer have concluded that, as of the end of such period, the Company’s disclosure controls and procedures are effective, at the reasonable assurance level, in recording, processing, summarizing and reporting, on a timely basis, information required to be disclosed by the Company in the reports that it files or submits under the Exchange Act and are effective, at the reasonable assurance level, in ensuring that information required to be disclosed by the Company in the reports that it files or submits under the Exchange Act is accumulated and communicated to the Company’s management, including the Company’s Chairman and Chief Executive Officer and Chief Financial Officer, as appropriate to allow timely decisions regarding required disclosure.
 
(b) Changes in Internal Control Over Financial Reporting. There have not been any changes in the Company’s internal control over financial reporting (as such term is defined inRules 13a-15(f)and15d-15(f)under the Exchange Act) during the most recently completed fiscal quarter that have materially affected, or are reasonably likely to materially affect, the Company’s internal control over financial reporting.
 
PART II OTHER INFORMATION
 
Item 1.  Legal Proceedings
 
Nabors and its subsidiaries are defendants or otherwise involved in a number of lawsuits in the ordinary course of business. We estimate the range of our liability related to pending litigation when we believe the amount and range of loss can be estimated. We record our best estimate of a loss when the loss is considered probable. When a liability is probable and there is a range of estimated loss with no best estimate in the range, we record the minimum estimated liability related to the lawsuits or claims. As additional information becomes available, we assess the potential liability related to our pending litigation and claims and revise our estimates. Due to uncertainties related to the resolution of lawsuits and claims, the ultimate outcome may differ from our estimates. In the opinion of management and based on liability accruals provided, our ultimate exposure with respect to these pending lawsuits and claims is not expected to have a material adverse effect on our consolidated financial position or cash flows, although they could have a material adverse effect on our results of operations for a particular reporting period.
 
One such lawsuit involves wage and hour claims relating primarily to meal periods and travel time of current and former rig-based employees in our California well-servicing business. Those claims were heard by an arbitrator during the fourth quarter of 2005. On February 6, 2006, we received an interim judgment against us in the amount of $25.6 million (plus an undetermined amount of attorneys’ fees and costs), which has been accrued for in our consolidated statements of income for the year ended December 31, 2005.
 
Additionally, on December 22, 2005, we received a grand jury subpoena from the United States Attorney’s Office in Anchorage, Alaska, seeking documents and information relating to an alleged spill, discharge, overflow or


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cleanup of drilling mud or sludge involving one of our rigs during March 2003. We are cooperating with the authorities in this matter.
 
Item 1A.  Risk Factors
 
There have been no material changes during the quarter ended March 31, 2006 in our “Risk Factors” as discussed in ourForm 10-Kfor the fiscal year ended December 31, 2005.
 
Item 2.  Unregistered Sales of Equity Securities and Use of Proceeds and Issuer Repurchases of Equity Securities
 
The following table provides information relating to Nabors’ repurchase of common shares during the first quarter of 2006 (in thousands, except average price paid per share):
 
                 
        Total Number of
  Approximate
 
        Shares
  Dollar Value of
 
        Purchased as
  Shares that May
 
  Total Number
  Average
  Part of Publicly
  Yet be Purchased
 
  of Shares
  Price Paid
  Announced
  Under the
 
Period
 Purchased  per Share  Program  Program(1) 
 
February 1, 2006 — February 28, 2006
  2,400  $37.41   2,400  $208,257 
March 1, 2006 — March 31, 2006
  4,000  $33.14   4,000  $75,707 
 
 
(1) During 2002 our Board of Directors authorized the continuation of a share repurchase program under which we may repurchase our common shares in the open market. Under this program we are authorized to purchase up to $400 million of our common shares. This repurchase program does not have an expiration date.
 
No shares were purchased during the period of January 1, 2006 — January 31, 2006.
 
Item 4.  Submission of Matters to a Vote of Security Holders
 
At the Special Meeting of Shareholders of Nabors Industries Ltd. held on March 30, 2006, 268,118,396 shares were present in person or by proxy, constituting 85.5% of the outstanding shares of Nabors entitled to vote, which includes both common shares and the preferred share voting on behalf of holders of common shares of Nabors Exchangeco (Canada) Inc.
 
The matters voted upon at the Special Meeting were:
 
Amendment of our Amended and Restated Bye-Laws:  The shareholders approved an amendment to our Amended and Restated Bye-Laws to increase the authorized share capital of Nabors by the creation of additional common shares:
 
Approval of amendment of our Amended and Restated Bye-Laws
 
     
Votes cast in favor:
  246,620,242 
Votes cast against:
  19,862,360 
Votes abstaining:
  1,635,794 


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Item 6.  Exhibits
 
     
 15  Awareness Letter of Independent Accountants.
     
   
 31.1 Certification of Chairman and Chief Executive Officer pursuant toRule 13a-14(a)of the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
     
   
 31.2 Certification of Vice President and Chief Financial Officer pursuant toRule 13a-14(a)of the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
     
   
 32.1 Certification of Chairman and Chief Executive Officer, and Vice President and Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.


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SIGNATURES
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
 
   
  NABORS INDUSTRIES LTD.
   
Date: May 10, 2006
 /s/  Eugene M. Isenberg
  Eugene M. Isenberg
Chairman and Chief Executive Officer
   
Date: May 10, 2006
 /s/  Bruce P. Koch
  Bruce P. Koch
Vice President and Chief Financial Officer
(Principal Financial and Accounting Officer)


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EXHIBIT INDEX
 
     
 15  Awareness Letter of Independent Accountants
 31.1 Certification of Chairman and Chief Executive Officer pursuant toRule 13a-14(a)of the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
     
   
 31.2 Certification of Vice President and Chief Financial Officer pursuant toRule 13a-14(a)of the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
     
   
 32.1 Certification of Chairman and Chief Executive Officer, and Vice President and Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.