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Atomera Inc

ATOM
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001420520

In the last 90 days, Atomera Inc insiders filed 0 open-market purchases and 4 sales; 121 institutions reported holding it in 13F filings for Q2 2026, worth $181.8M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Atomera Inc changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of ATOM: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders8985−4
Shares11.2M10.6M−667.9K (−6.0%)
Value$56.4M$46.6M−$9.76M (−17.3%)

New holders (12)

Institutions that held Atomera Inc at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to ATOM in Q3 2025
InstitutionSharesValue% of portfolio
Renaissance Technologies LLC60,300$266.5K0.00%
SG Americas Securities, LLC33,433$148.0K0.00%
Two Sigma Advisers, LP19,700$87.1K0.00%
AQR Capital Management LLC17,735$78.4K0.00%
Alliancebernstein L.P.13,800$61.0K0.00%
Sanctuary Advisors, LLC10,507$46.4K0.00%
Russell Investments Group, Ltd.2,424$10.7K0.00%
Farther Finance Advisors, LLC2,192$9.69K0.00%
Advisory Services Network, LLC400$1.77K0.00%
SRS Capital Advisors, Inc.34$1510.00%
The PNC Financial Services Group, Inc.12$530.00%
CWM, LLC55$00.00%

Sold out (16)

Institutions that held Atomera Inc at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of ATOM in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Millennium Management LLC318,614$1.61M
Marshall Wace, LLP131,816$664.4K
National Bank of Canada65,000$327.6K
Verition Fund Management LLC58,174$293.2K
Chicago Partners Investment Group LLC33,416$176.8K
XTX Topco Ltd25,473$128.4K
LPL Financial LLC23,681$119.4K
Atom Investors LP22,510$113.5K
MetLife Investment Management18,253$92.0K
Wolverine Trading, LLC13,050$65.5K
Mariner, LLC10,800$54.4K
Manufacturers Life Insurance Company, The10,551$53.2K
Raymond James Financial Inc2,990$15.1K
Parallel Advisors, LLC878$4.42K
Group One Trading, L.P.452$2.28K
Skopos Labs, Inc.82$414