FIRST SOLAR, INC. (FSLR) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-02 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: FIRST SOLAR, INC. (FSLR) CIK: 0001274494 --- Reporting Owner --- Name: Buehler Patrick James CIK: 0001819686 Role: Officer (Chief Product Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-02 | Code: S (Open market sale) Shares: -3,000 | Price: $302.00 Total Value: $906,000.00 Shares Owned After: 4,406 | Ownership: D (Direct) Footnotes: [F1] This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person on March 4, 2026. --- Footnotes (Complete Index) --- F1: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person on March 4, 2026. --- Signature --- /s/ /s/ Jason E. Dymbort, attorney-in-fact (2026-06-03)