Michael S. Koralewski Rule 144 sale notice

Michael S. Koralewski submitted a Rule 144 notice reporting a proposed/covered sale of 1,330 common shares, dated 03/02/2026, with an aggregate amount of $260,591.42.

Rhea-AI Filing Summary

Michael S. Koralewski submitted a Rule 144 notice reporting a proposed/covered sale of 1,330 common shares, dated 03/02/2026, with an aggregate amount of $260,591.42.

The filing also lists 756 common shares tied to Fidelity Brokerage Services LLC as restricted stock vesting dated 03/06/2026, with an aggregate value of $143,915.56; the filing shows 107,310,994 shares outstanding as of 03/09/2026.

Insights

Securities Compliance Analyst

Rule 144 notice documents reported sale and recently vested restricted shares.

The filing records a reported sale of 1,330 common shares by Michael S. Koralewski on 03/02/2026 for $260,591.42. It separately lists 756 restricted shares tied to Fidelity Brokerage Services LLC vesting on 03/06/2026 valued at $143,915.56.

These items are routine compliance disclosures under Rule 144 that notify the market of an intended or reported resale; timing and execution details beyond the listed dates are not included in the excerpt, so actual market impact depends on subsequent transactions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did the FSLR Rule 144 filing disclose about Michael S. Koralewski?

The filing reports a sale of 1,330 common shares by Michael S. Koralewski on 03/02/2026 for $260,591.42. It is a compliance notice under Rule 144 and records the transaction details shown in the excerpt.

Does the filing show any recently vested restricted shares for FSLR?

Yes. The filing lists 756 common shares tied to Fidelity Brokerage Services LLC as restricted stock vesting on 03/06/2026 with an aggregate value of $143,915.56, as presented in the excerpt.

How many FSLR shares outstanding are shown in the filing?

The excerpt lists 107,310,994 shares outstanding as of 03/09/2026. This figure appears on the filing cover data included in the provided content.

Does the Rule 144 filing state when the reported shares will trade?

No. The excerpt provides transaction and vesting dates (03/02/2026 and 03/06/2026) and values, but it does not specify execution timing or the methods by which any subsequent sales will occur.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/09/2026 - 04:09 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001819693
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	FIRST SOLAR, INC.
SEC File Number	001-33156
Address of Issuer	4300 E CAMELBACK ROAD SUITE 220 PHOENIX ARIZONA 85018
Phone	(602) 414-9300
Name of Person for Whose Account the Securities are To Be Sold	Koralewski Michael
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	756	143915.56	107310994	03/09/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/06/2026	Restricted Stock Vesting	Issuer			756	03/06/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Michael S. Koralewski 4300 E Camelback Road Suite 220 Phoenix AZ 85018	Common	03/02/2026	1330	260591.42

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	03/09/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Audrey McMillen, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Michael S. Koralewski
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)