First Solar
Builds cadmium-telluride thin-film solar modules for utility-scale power projects.
$205.40
After-hours close+0.96 (+0.47%)
At close$204.45(−2.69%)
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Breakdown13F · Form 4
Institutions 129.01%Insiders 0.32%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 107.47M · Float 101.63M · 94.6% free float
Institutions13F, as of Jun 30, 2026
1,095 holders · 138.65M shares · 162 new positions · 515 increased · 356 reduced · 119 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 14.03M | 13.05% | +208.0K | Aug 7, 2026 |
| Vanguard Capital Management LLC | 6.84M | 6.36% | +48.0K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 5.64M | 5.25% | −58.4K | Aug 13, 2026 |
| State Street Corp | 5.58M | 5.19% | +291.4K | Aug 7, 2026 |
| Capital World Investors | 4.11M | 3.83% | +4.11Mnew | Aug 12, 2026 |
| Geode Capital Management, LLC | 3.11M | 2.89% | +2.8K | Aug 12, 2026 |
| Hill City Capital, LP | 2.63M | 2.45% | +450.6K | Aug 17, 2026 |
| Invesco Ltd. | 2.60M | 2.42% | −57.3K | Aug 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Vanguard Capital Management | 7.30% | 7.84M | 13G | Apr 29, 2026 ↗ |
| Mary Wilkie Ebrahimiincl. Farhad Fred Ebrahimi | 6.42% | 6.88M | 13D | Dec 10, 2024 ↗ |
| SIG Brokerage, LP | 5.90% | 6.36M | 13G | May 15, 2025 ↗ |
| Vanguard Portfolio Management | 5.32% | 5.71M | 13G | Apr 29, 2026 ↗ |
| Capital Ventures International | 5.30% | 5.72M | 13G | May 15, 2026 ↗ |
| State Street Corporation | 5.20% | 5.58M | 13G | Aug 7, 2026 ↗ |
| Jane Street Group, LLC | 5.10% | 5.50M | 13G | Aug 13, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Mark R. Widmar | director, officer: Chief Executive Officer | 81.9K | 0.08% | May 27, 2026 |
| Michael J. Ahearn | director | 66.1K | 0.06% | Aug 5, 2026 |
| Alexander R. Bradley | officer: Chief Financial Officer | 30.7K | 0.03% | May 5, 2026 |
| William J. Post | director | 27.4K | 0.03% | Jul 1, 2026 |
| Caroline Stockdale | officer: Chief People and Comm. Officer | 23.8K | 0.02% | Jun 1, 2026 |
| Georges Antoun | officer: Chief Commercial Officer | 19.9K | 0.02% | May 5, 2026 |
| Molly Joseph | director | 16.2K | 0.02% | Jul 1, 2025 |
| Paul H. Stebbins | director | 16.0K | 0.01% | Jul 1, 2026 |
| Michael T. Sweeney | director | 14.3K | 0.01% | Jul 1, 2026 |
| Michael Koralewski | officer: Chief Supply Chain Officer | 7.6K | 0.01% | Aug 5, 2026 |
1 ten-percent owner holds 8.84M shares by Form 4, outside the officers-and-directors figure above · 30 people have not refiled in the last 18 months (2.18M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 17, 2026 | Samantha L. Sloanofficer: EVP, Corporate Affairs | Sale | 127 | $222.95 | 2,018 |
| Aug 11, 2026 | Jason E. Dymbortofficer: General Counsel and Secretary | Sale | 3,700 | $249.38 | 5,624 |
| Aug 3, 2026 | Michael Koralewskiofficer: Chief Supply Chain Officer | Sale · 2 lots | 7,000 | $221.51 | 7,642 |
| Aug 4, 2026 | Markus Gloecklerofficer: Chief Technology Officer | Sale | 829 | $248.00 | 6,642 |
| Aug 3, 2026 | Markus Gloecklerofficer: Chief Technology Officer | Sale · 2 lots | 3,425 | $218.95 | 7,471 |
| May 28, 2026 | Caroline Stockdaleofficer: Chief People and Comm. Officer | Sale | 10,628 | $275.60 | 23,792 |
| May 26, 2026 | Mark R. Widmardirector, officer: Chief Executive Officer | Sale · 8 lots | 5,195 | $268.98 | 81,861 |
| May 22, 2026 | Mark R. Widmardirector, officer: Chief Executive Officer | Sale · 9 lots | 1,977 | $254.15 | 87,056 |
| May 21, 2026 | Mark R. Widmardirector, officer: Chief Executive Officer | Sale · 13 lots | 4,815 | $247.43 | 89,033 |
| May 21, 2026 | Kuntal Kumar Vermaofficer: Chief Manufacturing Officer | Sale | 582 | $250.00 | 4,967 |
CongressHouse and Senate disclosures
Not reported.