Form 4 Tracker
FIRST SOLAR, INC.
FSLR

95 insider filings · Latest: Oct 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 7, 2025Mar 7 8:13 PMTheurer Nathan B.
Proposed Sale
31$132.96$4.1K—

View →

Mar 7, 2025Mar 7 8:10 PMDymbort Jason E.
Proposed Sale
320$132.96$42.5K—

View →

Mar 7, 2025Mar 7 8:07 PMANTOUN GEORGES
Proposed Sale
147$132.96$19.5K—

View →

Feb 28, 2025Feb 28 4:58 PMVerma Kuntal Kumar
Proposed Sale
7,475$141.09$1.1M—

View →

Feb 28, 2025Feb 28 3:39 PMWidmar Mark R
Proposed Sale
21,542$141.09$3.0M—

View →

Oct 31, 2024Oct 31 2:43 PMGloeckler Markus
Proposed Sale
3,601$198.52$714.9K—

View →

← Previous

Page 10 of 10

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

Page 1 of 3

Next →