Resideo Technologies (REZI) - Market capitalization

Market cap: £1.90 Billion

As of October 2026 Resideo Technologies has a market cap of £1.90 Billion. This makes Resideo Technologies the world's 4466th 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 Resideo Technologies from 2018 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£1.90 B	-52.43%
2025	£4.00 B	45.5%
2024	£2.74 B	27.43%
2023	£2.15 B	8.82%
2022	£1.98 B	-28.78%
2021	£2.78 B	24.8%
2020	£2.23 B	99.58%
2019	£1.11 B	-43.63%
2018	£1.98 B

End of Day market cap according to different sources

On Oct 12th, 2026 the market cap of Resideo Technologies was reported to be:

£1.90 Billion

by Nasdaq

£1.90 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Richardson Electronics RELL	£0.23 B	-87.45%	🇺🇸 USA
Resideo Technologies REZI	£1.90 B	0.00%	🇺🇸 USA
Ozon OZON.ME	£6.72 B	253.18%	🇺🇸 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 Resideo Technologies (REZI)

Market cap: £1.90 Billion