Form 4 Tracker
FIRST SOLAR, INC.
FSLR

95 insider filings · Latest: Oct 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 17, 2026Mar 17 4:16 PMTheurer Nathan B.
Proposed Sale
96$199.53$19.2K—

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Mar 17, 2026Mar 17 4:14 PMVerma Kuntal Kumar
Proposed Sale
180$199.53$35.9K—

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Mar 17, 2026Mar 17 4:06 PMDymbort Jason E.
Proposed Sale
9,022$199.62$1.8M—

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Mar 16, 2026Mar 16 7:58 PMBradley Alexander R.
Proposed Sale
590$200.80$118.5K—

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Mar 16, 2026Mar 16 7:53 PMVerma Kuntal Kumar
Proposed Sale
392$200.80$78.7K—

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Mar 16, 2026Mar 16 7:48 PMDymbort Jason E.
Proposed Sale
358$200.80$71.9K—

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Mar 16, 2026Mar 16 7:42 PMANTOUN GEORGES
Proposed Sale
245$200.80$49.2K—

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Mar 16, 2026Mar 16 7:35 PMWidmar Mark R
Proposed Sale
1,937$200.80$389.0K—

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Mar 16, 2026Mar 16 7:33 PMKoralewski Michael
Proposed Sale
264$200.80$53.0K—

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Mar 16, 2026Mar 16 7:31 PMGloeckler Markus
Proposed Sale
368$200.80$73.9K—

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Mar 16, 2026Mar 16 7:28 PMTheurer Nathan B.
Proposed Sale
35$200.80$7.0K—

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Mar 16, 2026Mar 16 7:24 PMStockdale Caroline
Proposed Sale
335$200.80$67.3K—

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Mar 16, 2026Mar 16 7:20 PMSloan Samantha L.
Proposed Sale
120$200.80$24.1K—

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Mar 16, 2026Mar 16 7:14 PMBuehler Patrick James
Proposed Sale
180$200.80$36.1K—

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Mar 10, 2026Mar 11 9:32 PMKuntal Kumar VermaChief Manufacturing Officer
Sale
408$195.70$79.8K9,101(D)

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Mar 10, 2026Mar 11 9:29 PMNathan B. TheurerVP - Global Controller and CAO
Sale
324$195.70$63.4K0(D)

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Mar 9, 2026Mar 11 1:01 AMGeorges AntounChief Commercial Officer
Sale
791$190.36$150.6K18,784(D)

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Mar 9, 2026Mar 11 1:00 AMAlexander R. BradleyChief Financial Officer
Sale
1,756$190.36$334.3K43,255(D)

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Mar 9, 2026Mar 11 12:59 AMPatrick James BuehlerChief Product Officer
Sale
697$190.36$132.7K6,841(D)

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Mar 9, 2026Mar 11 12:58 AMJason E. DymbortGeneral Counsel and Secretary
Sale
1,305$190.36$248.4K18,376(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Sep 1, 2026Sep 3 7:41 PMSamantha L. SloanEVP, Corporate Affairs
Option Exercise
469—469(D)

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Aug 14, 2026Aug 18 6:53 PMSamantha L. SloanEVP, Corporate Affairs
Option Exercise
437—1,314(D)

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May 4, 2026May 6 12:00 AMGeorges AntounChief Commercial Officer
Option Exercise
1,358—4,074(D)

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May 4, 2026May 5 11:57 PMAlexander R. BradleyChief Financial Officer
Option Exercise
1,210—3,630(D)

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May 4, 2026May 5 11:54 PMMichael KoralewskiChief Supply Chain Officer
Option Exercise
518—1,556(D)

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May 4, 2026May 5 11:52 PMPatrick James BuehlerChief Product Officer
Option Exercise
553—1,660(D)

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May 4, 2026May 5 11:49 PMJason E. DymbortGeneral Counsel and Secretary
Option Exercise
968—2,904(D)

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May 4, 2026May 5 11:48 PMMarkus GloecklerChief Technology Officer
Option Exercise
968—2,904(D)

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May 4, 2026May 5 11:47 PMSamantha L. SloanEVP, Corporate Affairs
Option Exercise
44—134(D)

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May 4, 2026May 5 11:46 PMCaroline StockdaleChief People and Comm. Officer
Option Exercise
622—1,867(D)

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May 4, 2026May 5 11:44 PMNathan B. TheurerVP - Global Controller and CAO
Option Exercise
44—134(D)

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May 4, 2026May 5 11:43 PMKuntal Kumar VermaChief Manufacturing Officer
Option Exercise
1,106—3,319(D)

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May 4, 2026May 5 11:42 PMMark R WidmarDirector, Chief Executive Officer
Option Exercise
3,802—11,407(D)

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Mar 13, 2026Mar 17 11:34 PMMark R WidmarDirector, Chief Executive Officer
Option Exercise
4,856—4,856(D)

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Mar 13, 2026Mar 17 11:33 PMKuntal Kumar VermaChief Manufacturing Officer
Option Exercise
907—907(D)

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Mar 13, 2026Mar 17 11:32 PMNathan B. TheurerVP - Global Controller and CAO
Option Exercise
131—130(D)

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Mar 13, 2026Mar 17 11:30 PMCaroline StockdaleChief People and Comm. Officer
Option Exercise
800—800(D)

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Mar 13, 2026Mar 17 11:29 PMSamantha L. SloanEVP, Corporate Affairs
Option Exercise
280—280(D)

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Mar 13, 2026Mar 17 11:29 PMMichael KoralewskiChief Supply Chain Officer
Option Exercise
640—640(D)

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Mar 13, 2026Mar 17 11:28 PMMarkus GloecklerChief Technology Officer
Option Exercise
854—853(D)

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