Atomera (ATOM) - Market capitalization

Market cap: £59.17 Million

As of December 2025 Atomera has a market cap of £59.17 Million. This makes Atomera the world's 9483th 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 Atomera from 2016 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£59.17 M	-81.92%
2024	£0.32 B	130.53%
2023	£0.14 B	15.75%
2022	£0.12 B	-64.47%
2021	£0.34 B	36.29%
2020	£0.25 B	529.95%
2019	£40.2 M	18.28%
2018	£33.99 M	-12.76%
2017	£38.96 M	-40.77%
2016	£65.77 M

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of Atomera was reported to be:

£59.17 Million

by Nasdaq

£59.17 Million

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Photronics PLAB	£1.08 B	1,741.44%	🇺🇸 USA
Power Integrations POWI	£1.53 B	2,496.22%	🇺🇸 USA
PDF Solutions PDFS	£0.88 B	1,390.14%	🇺🇸 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 Atomera (ATOM)

Market cap: £59.17 Million