Atomera Inc. 13F holders
121 funds reported a position in Atomera Inc. in their 13F for the quarter ended 30 June 2026, together 20.9 million shares worth $181.8 million. Against the quarter before, 30 opened a position, 50 added, 24 trimmed and 16 sold out; together they bought a net 4.8 million shares. The largest holders: BlackRock, Inc., D. E. Shaw & Co., Inc. and Vanguard Capital Management LLC.
Funds holding121+13 on Q1 2026
Shares they held20.9Mworth $181.8 million
Net bought on the quarter4.8M sharesabout $41.9 million at the funds' values
Funds buying to selling80 to 40opened or added, to cut or sold
Opened 30Added 50Held 17Trimmed 24Sold out 16
What each fund did in ATOM against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in ATOM in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 16 reported a position in Atomera Inc.: 2 opened one, 8 added, 1 trimmed and 5 sold out, a net 324,850 shares bought.
| Fund | Change in shares | Shares now | Status | Filing |
|---|---|---|---|---|
| Defender Capital, LLC. | +299,000 | 594,450 | added | 13F |
| Quantum Private Wealth, LLC | +18,167 | 762,062 | added | 13F |
| SLT Holdings LLC | +10,000 | 20,000 | added | 13F |
| Caitong International Asset Management Co., Ltd | +5,841 | 5,841 | new | 13F |
| SBI Securities Co., Ltd. | +2,150 | 3,900 | added | 13F |
| Sterling Capital Management LLC | +1,122 | 1,257 | added | 13F |
| Fortitude Family Office, LLC | +384 | 1,024 | added | 13F |
| Gamma Investing LLC | +159 | 645 | added | 13F |
| Abel Hall, LLC | +25 | 13,052 | added | 13F |
| Essential Partners LLC | -24 | 57 | trimmed | 13F |
| IFP Advisors, Inc | +23 | 23 | new | 13F |
| Farther Finance Advisors, LLC | -58 | 0 | sold out | 13F |
| MassMutual Private Wealth & Trust, FSB | -224 | 0 | sold out | 13F |
| Signaturefd, LLC | -341 | 0 | sold out | 13F |
| State of Wyoming | -11,323 | 0 | sold out | 13F |
| True Wealth Design, LLC | -51 | 0 | sold out | 13F |
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 6 reported a position in Atomera Inc. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 990,370 shares worth $8.6 million, 0.0% of its reported book. New this quarter: Millennium Management, Point72 Asset Management. Sold out: Renaissance Technologies. In the quarter, 4 funds added or opened a position and 3 trimmed or sold out; together they sold a net 492,341 shares, about $4.3 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 990,370 | $8.6 million | 0.0% | +220,673 | added | 30 June 2026 | 13F |
| Two Sigma Investments | 667,667 | $5.8 million | 0.0% | +137,667 | added | 30 June 2026 | 13F |
| Citadel Advisors | 221,842 | $1.9 million | 0.0% | -828,137 | trimmed | 30 June 2026 | 13F |
| Millennium Management | 156,629 | $1.4 million | 0.0% | +156,629 | new | 30 June 2026 | 13F |
| FMR LLC | 37,132 | $323,422 | 0.0% | -26,639 | trimmed | 30 June 2026 | 13F |
| Point72 Asset Management | 10,532 | $91,734 | 0.0% | +10,532 | new | 30 June 2026 | 13F |
| Renaissance Technologies | 0 | $0 | 0.0% | -163,066 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 2,990,446 | 14.31% | $26.0 million | 0.00% | +617,602 | 13F |
| D. E. Shaw & Co., Inc. | 1,890,019 | 9.04% | $16.5 million | 0.01% | +914,396 | 13F |
| Vanguard Capital Management LLC | 1,664,565 | 7.97% | $14.5 million | 0.00% | +376,404 | 13F |
| Avenir Corp. | 1,468,660 | 7.03% | $12.8 million | 1.56% | +7,245 | 13F |
| Baird Financial Group, Inc. | 1,340,888 | 6.42% | $11.7 million | 0.02% | +63,208 | 13F |
| UBS Group AG | 1,328,824 | 6.36% | $11.6 million | 0.00% | +1,152,963 | 13F |
| Geode Capital Management, LLC | 990,370 | 4.74% | $8.6 million | 0.00% | +220,673 | 13F |
| Jane Street Group, LLC | 809,991 | 3.88% | $7.1 million | 0.01% | +650,315 | 13F |
| Quantum Private Wealth, LLC | 743,895 | 3.56% | $6.5 million | 1.66% | +145,586 | 13F |
| State Street Corp. | 717,862 | 3.44% | $6.3 million | 0.00% | +139,965 | 13F |
| Two Sigma Investments, LP | 667,667 | 3.19% | $5.8 million | 0.01% | +137,667 | 13F |
| Hollencrest Capital Management | 573,266 | 2.74% | $5.0 million | 0.33% | -23,933 | 13F |
| Vanguard Portfolio Management LLC | 554,452 | 2.65% | $4.8 million | 0.00% | +375,482 | 13F |
| Northern Trust Corp. | 370,601 | 1.77% | $3.2 million | 0.00% | +81,921 | 13F |
| Connor, Clark & Lunn Investment Management Ltd. | 352,205 | 1.69% | $3.1 million | 0.01% | +331,118 | 13F |
| Defender Capital, LLC. | 295,450 | 1.41% | $2.6 million | 0.84% | new | 13F |
| Vanguard Fiduciary Trust Co. | 274,960 | 1.32% | $2.4 million | 0.00% | +58,568 | 13F |
| Morgan Stanley | 274,394 | 1.31% | $2.4 million | 0.00% | +2,792 | 13F |
| Marshall Wace, LLP | 266,796 | 1.28% | $2.3 million | 0.00% | -221,879 | 13F |
| Pathstone Holdings, LLC | 250,905 | 1.20% | $2.2 million | 0.01% | no change | 13F |
| Trexquant Investment LP | 225,139 | 1.08% | $2.0 million | 0.01% | new | 13F |
| Citadel Advisors LLC | 221,842 | 1.06% | $1.9 million | 0.00% | -828,137 | 13F |
| Goldman Sachs Group Inc. | 178,193 | 0.85% | $1.6 million | 0.00% | -19,500 | 13F |
| Sargent Investment Group, LLC | 175,900 | 0.84% | $1.5 million | 0.18% | no change | 13F |
| Millennium Management LLC | 156,629 | 0.75% | $1.4 million | 0.00% | new | 13F |
| AQR Capital Management LLC | 137,945 | 0.66% | $1.2 million | 0.00% | +14,400 | 13F |
| Westside Investment Management, Inc. | 119,682 | 0.57% | $1.0 million | 0.14% | -31,195 | 13F |
| Charles Schwab Investment Management Inc. | 113,371 | 0.54% | $987,461 | 0.00% | +27,171 | 13F |
| Bank of New York Mellon Corp | 94,181 | 0.45% | $820,319 | 0.00% | +23,552 | 13F |
| Andar Capital Management HK Ltd | 90,000 | 0.43% | $783,900 | 0.35% | new | 13F |
| Price T Rowe Associates Inc. | 74,185 | 0.35% | $647,000 | 0.00% | +20,141 | 13F |
| Group One Trading LLC | 73,496 | 0.35% | $640,150 | 0.02% | -9,620 | 13F |
| Nuveen, LLC | 73,383 | 0.35% | $639,166 | 0.00% | +12,570 | 13F |
| Gsa Capital Partners LLP | 71,455 | 0.34% | $622,000 | 0.04% | new | 13F |
| Informed Momentum Co LLC | 71,261 | 0.34% | $620,683 | 0.06% | new | 13F |
| Numerai GP LLC | 62,822 | 0.30% | $547,180 | 0.04% | new | 13F |
| PCM Encore, LLC | 52,260 | 0.25% | $455,185 | 0.08% | no change | 13F |
| Bank of America Corp. | 47,424 | 0.23% | $413,062 | 0.00% | +1,123 | 13F |
| Rhumbline Advisers | 43,961 | 0.21% | $382,894 | 0.00% | +8,626 | 13F |
| Sei Investments Co. | 42,214 | 0.20% | $367,684 | 0.00% | new | 13F |
| Vanguard Global Advisers, LLC | 42,108 | 0.20% | $366,761 | 0.00% | +31,526 | 13F |
| Deutsche Bank AG | 38,171 | 0.18% | $332,469 | 0.00% | +13,842 | 13F |
| FMR LLC | 37,132 | 0.18% | $323,422 | 0.00% | -26,639 | 13F |
| Wells Fargo & Company | 36,253 | 0.17% | $315,763 | 0.00% | +24,069 | 13F |
| XTX Topco Ltd | 35,422 | 0.17% | $308,526 | 0.00% | new | 13F |
| Commonwealth Equity Services, LLC | 34,472 | 0.16% | $300,250 | 0.00% | -22,450 | 13F |
| Channel Wealth LLC | 34,300 | 0.16% | $298,753 | 0.07% | -4,200 | 13F |
| Invesco Ltd. | 31,299 | 0.15% | $272,614 | 0.00% | +15,778 | 13F |
| Brown Advisory Inc. | 31,143 | 0.15% | $271,256 | 0.00% | -69,100 | 13F |
| HighTower Advisors, LLC | 30,148 | 0.14% | $262,589 | 0.00% | +10,777 | 13F |
The 50 largest of the 121 funds that reported a position in ATOM in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on ATOM
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Puts | 324,000 | $2.8 million | 30 June 2026 | 13F |
| Citadel Advisors | Calls | 98,000 | $853,580 | 30 June 2026 | 13F |
| Point72 Asset Management | Calls | 100 | $871 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 27 July 2026 | 13G/A | BlackRock, Inc. and 1 other | 2.9 million | 7.6% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 15 May 2026 | 13G/A | CVI Investments, Inc. and 3 others | 0 | 0.0% | 31 March 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 2 March 2026 | 13G | CVI Investments, Inc. and 3 others | 2.1 million | 5.8% | 23 February 2026 | passive, under 20% (13d-1(c)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 31 August 2026 | 16 | $4.20 | SEC |
| 25 August 2026 | 1,345 | $4.52 | SEC |
| 20 August 2026 | 1,266 | $4.73 | SEC |
| 19 August 2026 | 6,040 | $4.92 | SEC |
| 17 August 2026 | 5,735 | $5.60 | SEC |
| 14 August 2026 | 673 | $5.42 | SEC |
| 11 August 2026 | 339 | $5.37 | SEC |
| 7 August 2026 | 15 | $5.32 | SEC |
| 6 August 2026 | 1,075 | $5.24 | SEC |
| 5 August 2026 | 2,702 | $5.65 | SEC |
| 24 July 2026 | 5,586 | $5.58 | SEC |
| 17 July 2026 | 28,392 | $5.69 | SEC |
| 16 July 2026 | 1,019 | $6.14 | SEC |
| 15 July 2026 | 1,842 | $6.39 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.