IDT Corporation (IDT) - Market capitalization

Market cap: HK$9.96 Billion

As of December 2025 IDT Corporation has a market cap of HK$9.96 Billion. This makes IDT Corporation the world's 5510th 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	HK$9.96 B	6.08%
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 Dec 15th, 2025 the market cap of IDT Corporation was reported to be:

HK$9.96 Billion

by Nasdaq

HK$9.96 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Consolidated Communications CNSL	HK$4.34 B	-56.36%	🇺🇸 USA
8x8 EGHT	HK$2.22 B	-77.71%	🇺🇸 USA
Vonage Holdings Corp. VG.defunct	HK$41.89 B	320.34%	🇺🇸 USA
Verizon VZ	HK$1.338 T	13,326.76%	🇺🇸 USA
AT&T T	HK$1.352 T	13,466.92%	🇺🇸 USA
Telefónica TEF	HK$187.36 B	1,779.87%	🇪🇸 Spain
Fiserv FI	HK$266.93 B	2,578.24%	🇺🇸 USA
Microsoft MSFT	HK$27.455 T	275,367.05%	🇺🇸 USA
Orange ORA.PA	HK$335.12 B	3,262.37%	🇫🇷 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: HK$9.96 Billion