[Form 4] FIRST SOLAR, INC. Insider Trading Activity

First Solar (FSLR): A company director reported a sale of 4,500 shares of common stock on 11/06/2025 at a weighted average price of $271.11.

Rhea-AI Filing Summary

First Solar (FSLR): A company director reported a sale of 4,500 shares of common stock on 11/06/2025 at a weighted average price of $271.11. The trades were executed in multiple transactions within a price range of $270.87 to $271.24. Following the sale, the director beneficially owns 13,662 shares, held directly.

The price range reflects individual trade executions; the reported price is the weighted average for the day’s transactions as disclosed.

Insights

Insider transactions analyst

Routine Form 4 sale by a director; limited size, neutral signal.

First Solar disclosed a director’s open-market sale of 4,500 shares at a weighted average of $271.11 on 11/06/2025, executed across trades from $270.87 to $271.24. After the transactions, the insider holds 13,662 shares directly.

This filing lists standard execution details and confirms beneficial ownership post‑trade. The transaction routes value to the selling insider; it does not alter company cash balances.

Without additional context or patterns, this single sale is best viewed as administrative disclosure rather than a thesis-changing event.

Insider Trade Summary

Net Seller: 4,500 shares

Net Sell 1 txn

Insider Sweeney Michael T

Role Director

Sold 4,500 shs ($1.22M)

Type	Security	Shares	Price	Value
Sale	Common Stock	4,500	$271.11	$1.22M

Holdings After Transaction: Common Stock — 13,662 shares (Direct)

Footnotes (1)

1. F1. This transaction was executed in multiple trades at prices ranging from $270.87 to $271.24. 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.

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Accepted by SEC EDGAR 11/10/2025 - 05:03 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sweeney Michael T

(Last) (First) (Middle)

C/O FIRST SOLAR, INC.

350 WEST WASHINGTON STREET, SUITE 600

(Street)

TEMPE AZ 85288

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FIRST SOLAR, INC. [ FSLR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/06/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/06/2025		S		4,500	D	$271.11(1)	13,662	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $270.87 to $271.24. 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.

	/s/ Jason E. Dymbort, attorney-in-fact	11/10/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.