SentinelOne (S) - Market capitalization

Market cap: £4.32 Billion

As of May 2026 SentinelOne has a market cap of £4.32 Billion. This makes SentinelOne the world's 2892th 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 SentinelOne from 2021 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£4.32 B	14.06%
2025	£3.78 B	-34.11%
2024	£5.74 B	-10.64%
2023	£6.43 B	88.7%
2022	£3.40 B	-65.85%
2021	£9.98 B

End of Day market cap according to different sources

On May 16th, 2026 the market cap of SentinelOne was reported to be:

£4.32 Billion

by Nasdaq

£4.32 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
SBA Communications SBAC	£15.88 B	267.74%	🇺🇸 USA
Telus TU	£14.30 B	231.12%	🇨🇦 Canada
Telephone and Data Systems TDS	£3.46 B	-19.91%	🇺🇸 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 SentinelOne (S)

Market cap: £4.32 Billion