IAC/InterActiveCorp (IAC) - Market capitalization

Market cap: £2.43 Billion

As of January 2026 IAC/InterActiveCorp has a market cap of £2.43 Billion. This makes IAC/InterActiveCorp the world's 3866th 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 IAC/InterActiveCorp from 2020 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£2.43 B	1.86%
2025	£2.38 B	-19.5%
2024	£2.96 B	-16%
2023	£3.52 B	8.24%
2022	£3.26 B	-62.4%
2021	£8.67 B	-29.66%
2020	£12.33 B

End of Day market cap according to different sources

On Jan 15th, 2026 the market cap of IAC/InterActiveCorp was reported to be:

£2.34 Billion

by Nasdaq

£2.43 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Perion Network PERI	£0.29 B	-87.79%	🇮🇱 Israel

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 IAC/InterActiveCorp (IAC)

Market cap: £2.43 Billion