Atomera stock (ATOM)
Atomera stock (ATOM) closed at $4.13 on Oct 8, 2026, up 86.9% year to date, for a market capitalization of $161.2M. Revenue of $230,000.00 over the last twelve months, with a 83.5% gross margin and a -4277.8% operating margin. Filed with the SEC, as of Jun 30, 2026.
- Last close
- $4.13 (2026-10-08)
- Year to date
- +86.9%
- 52-week range
- $1.89 – $12.37
- Market capitalization
- $161.2M
- Dividend yield
- None
- Revenue (TTM)
- $230,000.00
- Gross margin
- 83.5%
- Operating margin
- -4277.8%
- Price / sales
- 700.7
- EV / revenue
- 634.9
- Figures as of
- 2026-06-30
- Named institutional holders
- 63
- Declared ownership
- 41.4% – 58.7%
- Exchange
- Nasdaq
- Headquarters
- Los Gatos, California
- Fiscal year ends
- December
- Industry (SEC)
- Semiconductors & Related Devices
- Registered with the SEC as
- Atomera Inc (CIK 1420520)
Who owns Atomera?
63 institutional holders named from SEC filings, together declaring between 41.4% and 58.7% of the shares outstanding, as of Sep 30, 2026. The largest named holders of Atomera stock are BlackRock (7.7%), Vanguard (6.5%), D. E. Shaw (4.8%), AVENIR CORP (3.8%) and Baird Financial Group, Inc. (3.4%). From Mar 31, 2026 to Jun 30, 2026, 31 managers opened a position, 46 added, 23 reduced and 16 sold out; the biggest sellers were Citadel and Arosa Capital Management LP, the biggest buyers UBS and D. E. Shaw.
Atomera shareholders: institutions, insiders and funds
Atomera dividend
Atomera does not pay a dividend: none in its price history since Oct 11, 2021.
About Atomera
We do not design or manufacture wafers or integrated circuits directly. Instead, we develop and license technologies and processes that we believe offer the designers and manufacturers of wafers and integrated circuits a low-cost solution to the industry’s need for greater performance and lower power consumption.
Atomera's own description, from its annual report (Form 10-K, filed Feb 24, 2026), Item 1. Business. Read the filing on sec.gov
Atomera is headquartered in Los Gatos, California. It is registered with the SEC as Atomera Inc (CIK 1420520); its fiscal year ends in December and its shares trade on the Nasdaq. Atomera is one of the artificial intelligence (AI) and semiconductor companies tracked on Silicon Floor, in the equipment & test segment, with live prices, SEC filings, financial statements, institutional ownership and dividends.
Latest reported quarter
In its quarter ended Jun 30, 2026 (filed Aug 6, 2026), Atomera reported revenue of $158,000.00, operating income of -$6.8M and net income of -$6.3M.
Latest SEC filings
- 8-K — Earnings released (2.02), Aug 4, 2026
- 8-K — Earnings released (2.02), May 5, 2026
- 424B5 — Offering prospectus (424B5): offering underway, Feb 24, 2026
- 8-K — Material agreement signed (1.01), Feb 24, 2026
More on Atomera
Filed figures, quarter by quarter
- Atomera revenue by quarter, with the filing behind each
- Atomera gross profit by quarter, with the filing behind each
- Atomera operating income by quarter, with the filing behind each
- Atomera net income by quarter, with the filing behind each