FIRST SOLAR, INC. — Director's Dealing 2025

Nov 6, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST SOLAR, INC. (FSLR)
CIK: 0001274494
Period of Report: 2025-11-04

Reporting Person: ANTOUN GEORGES (Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-04	Common Stock	S	300	$255.05	Disposed	52536	Direct
2025-11-04	Common Stock	S	800	$257.21	Disposed	51736	Direct
2025-11-04	Common Stock	S	500	$258.37	Disposed	51236	Direct
2025-11-04	Common Stock	S	100	$259.55	Disposed	51136	Direct
2025-11-04	Common Stock	S	300	$260.97	Disposed	50836	Direct
2025-11-04	Common Stock	S	4348	$262.75	Disposed	46488	Direct
2025-11-04	Common Stock	S	8110	$263.71	Disposed	38378	Direct
2025-11-04	Common Stock	S	4339	$264.76	Disposed	34039	Direct
2025-11-04	Common Stock	S	4724	$265.76	Disposed	29315	Direct
2025-11-04	Common Stock	S	8204	$266.74	Disposed	21111	Direct
2025-11-04	Common Stock	S	3026	$267.65	Disposed	18085	Direct
2025-11-04	Common Stock	S	2561	$268.79	Disposed	15524	Direct
2025-11-04	Common Stock	S	100	$269.37	Disposed	15424	Direct

Footnotes

F1: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person on August 5, 2025.

F2: This transaction was executed in multiple trades at prices ranging from $256.73 to $257.40. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: This transaction was executed in multiple trades at prices ranging from $258.31 to $258.41. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4: This transaction was executed in multiple trades at prices ranging from $260.80 to $261.17. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5: This transaction was executed in multiple trades at prices ranging from $262.23 to $263.21. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F6: This transaction was executed in multiple trades at prices ranging from $263.23 to $264.21. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F7: This transaction was executed in multiple trades at prices ranging from $264.24 to $265.22. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F8: This transaction was executed in multiple trades at prices ranging from $265.24 to $266.23. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9: This transaction was executed in multiple trades at prices ranging from $266.24 to $267.22. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10: This transaction was executed in multiple trades at prices ranging from $267.24 to $268.19. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F11: This transaction was executed in multiple trades at prices ranging from $268.27 to $269.19. The price reported above reflects the weighted average sale price for the transactions reported on this line. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.