IDT Corporation (IDT) - Market capitalization

Market cap: C$2.88 Billion

As of October 2026 IDT Corporation has a market cap of C$2.88 Billion. This makes IDT Corporation the world's 4886th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of IDT Corporation from 2001 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$2.88 B	61.65%
2025	C$1.78 B	2.78%
2024	C$1.73 B	52.65%
2023	C$1.13 B	16.67%
2022	C$0.97 B	-32.75%
2021	C$1.44 B	260.54%
2020	C$0.40 B	61.14%
2019	C$0.24 B	24.79%
2018	C$0.19 B	-39.59%
2017	C$0.33 B	-42.39%
2016	C$0.57 B	52.3%
2015	C$0.37 B	-30.99%
2014	C$0.54 B	24.98%
2013	C$0.43 B	101.95%
2012	C$0.21 B	-0.18%
2011	C$0.21 B	-55.22%
2010	C$0.48 B	402.97%
2009	C$96.34 M	160.82%
2008	C$36.93 M	-94.21%
2007	C$0.63 B	-48.68%
2006	C$1.24 B	-7.48%
2005	C$1.34 B	-25.03%
2004	C$1.79 B	-28.6%
2003	C$2.51 B	4.15%
2002	C$2.41 B	1.15%
2001	C$2.38 B

End of Day market cap according to different sources

On Oct 10th, 2026 the market cap of IDT Corporation was reported to be:

C$2.88 Billion

by Nasdaq

C$2.88 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Microsoft MSFT	C$5.663 T	196,193.57%	🇺🇸 USA
AT&T T	C$216.64 B	7,408.80%	🇺🇸 USA
Fiserv FISV	C$34.58 B	1,098.78%	🇺🇸 USA
Verizon VZ	C$246.66 B	8,449.28%	🇺🇸 USA
Orange ORA.PA	C$58.85 B	1,939.89%	🇫🇷 France
Vonage Holdings Corp. VG.defunct	C$7.67 B	166.08%	🇺🇸 USA
Consolidated Communications CNSL	C$0.79 B	-72.37%	🇺🇸 USA
Telefónica TEF.MC	C$29.22 B	912.83%	🇪🇸 Spain
8x8 EGHT	C$0.43 B	-84.94%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of IDT Corporation (IDT)

Market cap: C$2.88 Billion