IDT Corporation (IDT) - Market capitalization

Market cap: NZ$2.24 Billion

As of December 2025 IDT Corporation has a market cap of NZ$2.24 Billion. This makes IDT Corporation the world's 5501th 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 2025

End of year Market Cap

Year	Marketcap	Change
2025	NZ$2.24 B	4.45%
2024	NZ$2.14 B	58.21%
2023	NZ$1.35 B	19.83%
2022	NZ$1.13 B	-32.05%
2021	NZ$1.66 B	281.05%
2020	NZ$0.43 B	54.06%
2019	NZ$0.28 B	29.63%
2018	NZ$0.21 B	-40.97%
2017	NZ$0.37 B	-39.94%
2016	NZ$0.61 B	55.33%
2015	NZ$0.39 B	-33.91%
2014	NZ$0.60 B	20.24%
2013	NZ$0.50 B	88.85%
2012	NZ$0.26 B	-3.12%
2011	NZ$0.27 B	-56.5%
2010	NZ$0.62 B	398.44%
2009	NZ$0.12 B	140.81%
2008	NZ$52.35 M	-93.73%
2007	NZ$0.83 B	-44.91%
2006	NZ$1.51 B	-10.24%
2005	NZ$1.68 B	-19.25%
2004	NZ$2.09 B	-29.75%
2003	NZ$2.97 B	2.1%
2002	NZ$2.91 B	-19.05%
2001	NZ$3.60 B

End of Day market cap according to different sources

On Dec 20th, 2025 the market cap of IDT Corporation was reported to be:

NZ$2.24 Billion

by Nasdaq

NZ$2.24 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Consolidated Communications CNSL	NZ$0.97 B	-56.67%	🇺🇸 USA
8x8 EGHT	NZ$0.50 B	-77.65%	🇺🇸 USA
Vonage Holdings Corp. VG.defunct	NZ$9.35 B	317.32%	🇺🇸 USA
Verizon VZ	NZ$291.58 B	12,910.06%	🇺🇸 USA
AT&T T	NZ$299.89 B	13,280.74%	🇺🇸 USA
Telefónica TEF	NZ$38.59 B	1,622.12%	🇪🇸 Spain
Fiserv FI	NZ$59.59 B	2,558.99%	🇺🇸 USA
Microsoft MSFT	NZ$6.272 T	279,780.16%	🇺🇸 USA
Orange ORA.PA	NZ$75.29 B	3,259.42%	🇫🇷 France

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: NZ$2.24 Billion