Form 4 Tracker
FIRST SOLAR, INC.
FSLR

95 insider filings · Latest: Oct 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 5, 2026May 5 7:14 PMWidmar Mark R
Proposed Sale
1,526$215.63$329.1K—

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May 5, 2026May 5 7:09 PMKoralewski Michael
Proposed Sale
215$215.63$46.4K—

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Apr 15, 2026Apr 16 9:23 PMKuntal Kumar VermaChief Manufacturing Officer
Sale
573$210.00$120.3K8,863(D)

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Apr 15, 2026Apr 15 2:47 PMVerma Kuntal Kumar
Proposed Sale
573$210.00$120.3K—

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Mar 16, 2026Mar 17 11:34 PMMark R WidmarDirector, Chief Executive Officer
Sale
1,937$200.80$388.9K102,798(D)

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Mar 17, 2026Mar 17 11:33 PMKuntal Kumar VermaChief Manufacturing Officer
Sale
180$199.53$35.9K9,436(D)

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Mar 16, 2026Mar 17 11:33 PMKuntal Kumar VermaChief Manufacturing Officer
Sale
392$200.80$78.7K9,616(D)

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Mar 17, 2026Mar 17 11:32 PMNathan B. TheurerVP - Global Controller and CAO
Sale
96$199.53$19.2K0(D)

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Mar 16, 2026Mar 17 11:32 PMNathan B. TheurerVP - Global Controller and CAO
Sale
35$200.80$7.0K96(D)

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Mar 16, 2026Mar 17 11:30 PMCaroline StockdaleChief People and Comm. Officer
Sale
335$200.80$67.3K34,060(D)

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Mar 16, 2026Mar 17 11:29 PMSamantha L. SloanEVP, Corporate Affairs
Sale
120$200.80$24.1K1,683(D)

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Mar 16, 2026Mar 17 11:29 PMMichael KoralewskiChief Supply Chain Officer
Sale
264$200.80$53.0K14,339(D)

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Mar 16, 2026Mar 17 11:28 PMMarkus GloecklerChief Technology Officer
Sale
368$200.80$73.9K10,348(D)

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Mar 17, 2026Mar 17 11:27 PMJason E. DymbortGeneral Counsel and Secretary
Sale
9,022$199.62$1.8M9,850(D)

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Mar 16, 2026Mar 17 11:27 PMJason E. DymbortGeneral Counsel and Secretary
Sale
358$200.80$71.9K18,872(D)

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Mar 16, 2026Mar 17 11:26 PMPatrick James BuehlerChief Product Officer
Sale
180$200.80$36.1K7,088(D)

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Mar 17, 2026Mar 17 11:25 PMAlexander R. BradleyChief Financial Officer
Sale
14,106$199.97$2.8M30,000(D)

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Mar 16, 2026Mar 17 11:25 PMAlexander R. BradleyChief Financial Officer
Sale
590$200.80$118.5K44,106(D)

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Mar 16, 2026Mar 17 11:23 PMGeorges AntounChief Commercial Officer
Sale
245$200.80$49.2K19,126(D)

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Mar 17, 2026Mar 17 8:25 PMBradley Alexander R.
Proposed Sale
14,106$199.97$2.8M—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 13, 2026Mar 17 11:27 PMJason E. DymbortGeneral Counsel and Secretary
Option Exercise
854—853(D)

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Mar 13, 2026Mar 17 11:26 PMPatrick James BuehlerChief Product Officer
Option Exercise
427—427(D)

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Mar 13, 2026Mar 17 11:25 PMAlexander R. BradleyChief Financial Officer
Option Exercise
1,441—1,440(D)

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Mar 13, 2026Mar 17 11:23 PMGeorges AntounChief Commercial Officer
Option Exercise
587—587(D)

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Mar 6, 2026Mar 11 1:01 AMGeorges AntounChief Commercial Officer
Option Exercise
1,870—1,431(D)

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Mar 6, 2026Mar 11 1:01 AMGeorges AntounChief Commercial Officer
Grant/Award
2,749—2,749(D)

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Mar 6, 2026Mar 11 1:00 AMAlexander R. BradleyChief Financial Officer
Option Exercise
4,217—4,005(D)

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Mar 6, 2026Mar 11 1:00 AMAlexander R. BradleyChief Financial Officer
Grant/Award
4,229—4,229(D)

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Mar 6, 2026Mar 11 12:59 AMPatrick James BuehlerChief Product Officer
Grant/Award
1,903—1,903(D)

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Mar 6, 2026Mar 11 12:59 AMPatrick James BuehlerChief Product Officer
Option Exercise
1,675—1,831(D)

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Mar 6, 2026Mar 11 12:58 AMJason E. DymbortGeneral Counsel and Secretary
Option Exercise
3,056—3,204(D)

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Mar 6, 2026Mar 11 12:58 AMJason E. DymbortGeneral Counsel and Secretary
Grant/Award
2,960—2,960(D)

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Mar 6, 2026Mar 11 12:56 AMMarkus GloecklerChief Technology Officer
Option Exercise
3,150—3,204(D)

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Mar 6, 2026Mar 11 12:56 AMMarkus GloecklerChief Technology Officer
Grant/Award
3,066—3,066(D)

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Mar 6, 2026Mar 11 12:54 AMMichael KoralewskiChief Supply Chain Officer
Option Exercise
1,854—1,716(D)

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Mar 6, 2026Mar 11 12:54 AMMichael KoralewskiChief Supply Chain Officer
Grant/Award
1,903—1,903(D)

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Mar 6, 2026Mar 11 12:53 AMSamantha L. SloanEVP, Corporate Affairs
Option Exercise
681—516(D)

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Mar 6, 2026Mar 11 12:53 AMSamantha L. SloanEVP, Corporate Affairs
Grant/Award
1,692—1,692(D)

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Mar 6, 2026Mar 11 12:52 AMCaroline StockdaleChief People and Comm. Officer
Option Exercise
2,436—2,060(D)

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Mar 6, 2026Mar 11 12:52 AMCaroline StockdaleChief People and Comm. Officer
Grant/Award
1,903—1,903(D)

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