🕵️ First Solar, Inc. ($FSLR)
SEC insider & ownership activity, last 12 months · CIK 1274494 · every row links its SEC filing
Over the last 12 months insiders sold $45.8M with no open-market buying against it. Mark R. Widmar sold $14.6M (Aug–May). 6 planned sales are pending, the largest $2.3M (Mark R. Widmar). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 13 sellers, $45.8M (187 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Mark R. Widmar | 0 | – | 74 | $14.6M | May 26, 2026 |
| Antoun Georges | 0 | – | 20 | $10.6M | May 5, 2026 |
| Alexander R. Bradley | 0 | – | 12 | $4.0M | May 5, 2026 |
| Stockdale Caroline | 0 | – | 8 | $3.6M | May 28, 2026 |
| Jason E. Dymbort | 0 | – | 10 | $3.3M | May 6, 2026 |
| Verma Kuntal Kumar | 0 | – | 16 | $2.6M | May 21, 2026 |
| Paul H. Stebbins | 0 | – | 3 | $1.8M | Nov 7, 2025 |
| Gloeckler Markus | 0 | – | 8 | $1.8M | May 5, 2026 |
| Buehler Patrick James | 0 | – | 8 | $1.4M | Jun 2, 2026 |
| Michael T. Sweeney | 0 | – | 1 | $1.2M | Nov 6, 2025 |
| Koralewski Michael | 0 | – | 7 | $504K | May 5, 2026 |
| Nathan B. Theurer | 0 | – | 12 | $282K | May 6, 2026 |
| Samantha L. Sloan | 0 | – | 8 | $134K | May 5, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 11.8% | 13G | Jul 28, 2026 | filing ↗ | |
| Vanguard Capital Management | 7.3% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.3% | 13G | Apr 29, 2026 | filing ↗ | |
| Capital Ventures International | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| Susquehanna Advisors Group, Inc. | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| G1 Execution Services, LLC | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| SIG Brokerage, LP | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| Susquehanna Investment Group | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| Susquehanna Securities, LLC | 5.3% | 13G | May 15, 2026 | filing ↗ | |
| Kenneth Griffin | 5.3% | 13G | Aug 14, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Buehler Patrick James | $906K | Jun 2, 2026 | filing ↗ |
| Stockdale Caroline | $2.9M | May 28, 2026 | filing ↗ |
| Mark R. Widmar | $1.4M | May 26, 2026 | filing ↗ |
| Mark R. Widmar | $502K | May 22, 2026 | filing ↗ |
| Mark R. Widmar | $1.2M | May 21, 2026 | filing ↗ |
| Verma Kuntal Kumar | $146K | May 21, 2026 | filing ↗ |
| Mark R. Widmar | $312K | May 13, 2026 | filing ↗ |
| Verma Kuntal Kumar | $349K | May 13, 2026 | filing ↗ |
| Mark R. Widmar | $2.3M | May 11, 2026 | filing ↗ |
| Verma Kuntal Kumar | $500K | May 11, 2026 | filing ↗ |
| Nathan B. Theurer | $7K | May 6, 2026 | filing ↗ |
| Jason E. Dymbort | $50K | May 6, 2026 | filing ↗ |
| Verma Kuntal Kumar | $59K | May 6, 2026 | filing ↗ |
| Jason E. Dymbort | $88K | May 5, 2026 | filing ↗ |
| Stockdale Caroline | $56K | May 5, 2026 | filing ↗ |
| Buehler Patrick James | $51K | May 5, 2026 | filing ↗ |
| Gloeckler Markus | $91K | May 5, 2026 | filing ↗ |
| Alexander R. Bradley | $107K | May 5, 2026 | filing ↗ |
| Samantha L. Sloan | $4K | May 5, 2026 | filing ↗ |
| Nathan B. Theurer | $3K | May 5, 2026 | filing ↗ |
| Antoun Georges | $122K | May 5, 2026 | filing ↗ |
| Verma Kuntal Kumar | $103K | May 5, 2026 | filing ↗ |
| Mark R. Widmar | $329K | May 5, 2026 | filing ↗ |
| Koralewski Michael | $46K | May 5, 2026 | filing ↗ |
| Verma Kuntal Kumar | $120K | Apr 15, 2026 | filing ↗ |
| Alexander R. Bradley | $2.8M | Mar 17, 2026 | filing ↗ |
| Nathan B. Theurer | $19K | Mar 17, 2026 | filing ↗ |
| Verma Kuntal Kumar | $36K | Mar 17, 2026 | filing ↗ |
| Jason E. Dymbort | $1.8M | Mar 17, 2026 | filing ↗ |
| Alexander R. Bradley | $118K | Mar 16, 2026 | filing ↗ |
| Verma Kuntal Kumar | $79K | Mar 16, 2026 | filing ↗ |
| Jason E. Dymbort | $72K | Mar 16, 2026 | filing ↗ |
| Antoun Georges | $49K | Mar 16, 2026 | filing ↗ |
| Mark R. Widmar | $389K | Mar 16, 2026 | filing ↗ |
| Koralewski Michael | $53K | Mar 16, 2026 | filing ↗ |
| Gloeckler Markus | $74K | Mar 16, 2026 | filing ↗ |
| Nathan B. Theurer | $7K | Mar 16, 2026 | filing ↗ |
| Stockdale Caroline | $67K | Mar 16, 2026 | filing ↗ |
| Samantha L. Sloan | $24K | Mar 16, 2026 | filing ↗ |
| Buehler Patrick James | $36K | Mar 16, 2026 | filing ↗ |
| Verma Kuntal Kumar | $80K | Mar 10, 2026 | filing ↗ |
| Nathan B. Theurer | $63K | Mar 10, 2026 | filing ↗ |
| Jason E. Dymbort | $248K | Mar 9, 2026 | filing ↗ |
| Samantha L. Sloan | $58K | Mar 9, 2026 | filing ↗ |
| Koralewski Michael | $144K | Mar 9, 2026 | filing ↗ |
| Stockdale Caroline | $198K | Mar 9, 2026 | filing ↗ |
| Buehler Patrick James | $133K | Mar 9, 2026 | filing ↗ |
| Gloeckler Markus | $252K | Mar 9, 2026 | filing ↗ |
| Alexander R. Bradley | $334K | Mar 9, 2026 | filing ↗ |
| Nathan B. Theurer | $30K | Mar 9, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Earnings (2.02) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 13, 2026 | filing ↗ |
| Agreement terminated (1.02) | Feb 13, 2026 | filing ↗ |
| New financial obligation (2.03) | Feb 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 13, 2026 | filing ↗ |
| Earnings (2.02) | Oct 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 30, 2025 | filing ↗ |
| Other events (8.01) | Oct 20, 2025 | filing ↗ |
| Earnings (2.02) | Jul 31, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 31, 2025 | filing ↗ |
| Other events (8.01) | Jul 28, 2025 | filing ↗ |