First Solar, Inc. (FSLR) Insider Trading
Over the last 3 months, FSLR insiders made 0 open-market buys and 7 sales, a net sale of -$2.8M (SEC Form 4). Over the last 6 months, 685 institutions increased and 740 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
7
Net (3m)
-$2.8M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Aug
Sep
Context3-month price -34.7%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 2, 2026 | Gloeckler Markusofficer: Chief Technology Officer | Sell | 800 | $200.00 |
| Aug 18, 2026 | Sloan Samantha L.officer: EVP, Corporate Affairs | Sell | 127 | $222.95 |
| Aug 18, 2026 | Sloan Samantha L.officer: EVP, Corporate Affairs | Option | 437 | — |
| Aug 12, 2026 | Dymbort Jason E.officer: General Counsel and Secretary | Sell | 3,700 | $249.38 |
| Aug 5, 2026 | Gloeckler Markusofficer: Chief Technology Officer | Sell | 800 | $222.00 |
| Aug 5, 2026 | Gloeckler Markusofficer: Chief Technology Officer | Sell | 2,625 | $218.02 |
| Aug 5, 2026 | Gloeckler Markusofficer: Chief Technology Officer | Sell | 829 | $248.00 |
| Aug 5, 2026 | Koralewski Michaelofficer: Chief Supply Chain Officer | Sell | 3,500 | $218.02 |
| Jul 1, 2026 | POST WILLIAM Jdirector | Grant | 223 | — |
| Jul 1, 2026 | Ahearn Michael Jdirector | Grant | 313 | — |
| Jul 1, 2026 | KRO LISA Adirector | Grant | 223 | — |
| Jul 1, 2026 | RENDUCHINTALA VENKATA S Mdirector | Grant | 223 | — |
| Jul 1, 2026 | Wright Norman L.director | Grant | 223 | — |
| Jul 1, 2026 | MORGAN CURTIS Adirector | Grant | 223 | — |
| Jul 1, 2026 | George Anita M.director | Grant | 223 | — |
| Jul 1, 2026 | STEBBINS PAUL Hdirector | Grant | 223 | — |
| Jul 1, 2026 | George Anita M.director | Tax | 67 | $235.96 |
| Jul 1, 2026 | Sweeney Michael Tdirector | Grant | 223 | — |
| Jun 1, 2026 | Stockdale Carolineofficer: Chief People and Comm. Officer | Sell | 10,628 | $275.60 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 632 | $270.05 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 1,237 | $266.60 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 149 | $257.55 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 364 | $265.15 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 726 | $271.23 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 628 | $267.72 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 64 | $255.59 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 75 | $256.32 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 1,009 | $268.89 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 218 | $253.63 |
| May 27, 2026 | Widmar Mark Rdirector, officer: Chief Executive Officer | Sell | 47 | $258.48 |
Source: FSLR SEC Form 4 filings, latest Sep 2, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their FSLR positions over the last 6 months (SEC Form 13F).
Increased
685
New positions
285
Reduced
740
Sold out
107
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 14.0M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 13.8M | May 13, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 12.6M | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 11.4M | May 15, 2026 |
| JANE STREET GROUP, LLC | Increased | 10.3M | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Reduced | 9.7M | May 12, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 6.8M | Aug 13, 2026 |
| CITADEL ADVISORS LLC | Increased | 6.8M | Sep 2, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6.8M | May 15, 2026 |
| CITADEL ADVISORS LLC | Reduced | 6.3M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 5.7M | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 5.6M | Aug 13, 2026 |
| STATE STREET CORP | Increased | 5.6M | Aug 7, 2026 |
| STATE STREET CORP | Increased | 5.3M | May 15, 2026 |
| Capital World Investors | New Position | 4.1M | Aug 12, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.