IDT Corporation (IDT) - Market capitalization

Market cap: HK$16.23 Billion

As of November 2026 IDT Corporation has a market cap of HK$16.23 Billion. This makes IDT Corporation the world's 4819th 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	HK$16.23 B	60.12%
2025	HK$10.14 B	7.93%
2024	HK$9.39 B	40.25%
2023	HK$6.69 B	19.31%
2022	HK$5.61 B	-36.71%
2021	HK$8.87 B	262.83%
2020	HK$2.44 B	64.29%
2019	HK$1.48 B	29.44%
2018	HK$1.14 B	-44.11%
2017	HK$2.05 B	-37.96%
2016	HK$3.31 B	57.29%
2015	HK$2.10 B	-42.31%
2014	HK$3.65 B	14.68%
2013	HK$3.18 B	88.73%
2012	HK$1.68 B	1.9%
2011	HK$1.65 B	-56.08%
2010	HK$3.77 B	431.38%
2009	HK$0.70 B	202.42%
2008	HK$0.23 B	-95.29%
2007	HK$4.98 B	-39.95%
2006	HK$8.30 B	-7.19%
2005	HK$8.95 B	-22.83%
2004	HK$11.60 B	-22.69%
2003	HK$15.00 B	26.04%
2002	HK$11.90 B	2.04%
2001	HK$11.66 B

End of Day market cap according to different sources

On Nov 3rd, 2026 the market cap of IDT Corporation was reported to be:

HK$15.84 Billion

by Nasdaq

HK$15.81 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Microsoft MSFT	HK$32.403 T	199,464.97%	🇺🇸 USA
AT&T T	HK$1.161 T	7,051.30%	🇺🇸 USA
Fiserv FISV	HK$258.79 B	1,493.84%	🇺🇸 USA
Verizon VZ	HK$1.509 T	9,197.31%	🇺🇸 USA
Orange ORA.PA	HK$356.27 B	2,094.23%	🇫🇷 France
Vonage Holdings Corp. VG.defunct	HK$42.25 B	160.23%	🇺🇸 USA
Consolidated Communications CNSL	HK$4.38 B	-72.98%	🇺🇸 USA
Telefónica TEF.MC	HK$170.73 B	951.52%	🇪🇸 Spain
8x8 EGHT	HK$2.48 B	-84.68%	🇺🇸 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: HK$16.23 Billion