FIRST SOLAR, INC. — Director's Dealing 2026

Mar 18, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST SOLAR, INC. (FSLR)
CIK: 0001274494
Period of Report: 2026-03-13

Reporting Person: Verma Kuntal Kumar (Chief Manufacturing Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-03-13	Common Stock	M	907	—	Acquired	10008	Direct
2026-03-16	Common Stock	S	392	$200.80	Disposed	9616	Direct
2026-03-17	Common Stock	S	180	$199.53	Disposed	9436	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-03-13	Restricted Stock Units	$	M	907	Disposed		Common Stock (907)	Direct

Footnotes

F1: Represents shares of common stock issued upon vesting of 20% of the restricted stock units granted on March 15, 2022.

F2: Represents shares of common stock sold by the Issuer to satisfy certain tax withholding obligations with the vesting of the restricted stock units.

F3: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person on November 26, 2025.

F4: Each restricted stock unit represents the right to receive, upon vesting, one share of the Issuer's common stock in accordance with the Issuer's 2020 Omnibus Incentive Compensation Plan.

F5: The restricted stock units were granted on March 15, 2022 as part of the Issuer's annual equity grant to executive officers. The restricted stock units granted on March 15, 2022 are scheduled to vest annually at a rate of 20% on each anniversary of the grant date, commencing on the first anniversary of the grant date.