Were Caroline Stockdale’s First Solar (FSLR) share sales open-market trades?

The filing explains that 262 shares were sold by the issuer specifically to satisfy tax withholding obligations on vesting RSUs. This means the disposition was a tax-related transaction tied to compensation, rather than a discretionary open-market trade initiated for portfolio or valuation reasons.

First Solar (NASDAQ: FSLR) officer RSUs vest; shares sold for tax

Filing Impact

(Neutral)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

First Solar, Inc. reported a Form 4 for executive Caroline Stockdale, its Chief People and Communications Officer. On May 4, 2026, 622 restricted stock units granted on May 1, 2025 vested, converting into the same number of common shares under the company’s 2020 Omnibus Incentive Compensation Plan.

In connection with this vesting, 262 common shares were sold by the company at $215.63 per share to satisfy tax withholding obligations, a non‑discretionary transaction. After these events, Stockdale directly holds 34,420 shares of First Solar common stock and 1,867 restricted stock units that will vest over future anniversaries of the grant date.

Insider Trade Summary

Net Seller: 262 shares ($56,495)

Net Sell 3 txns

Insider Stockdale Caroline

Role Chief People and Comm. Officer

Sold 262 shs ($56K)

Type	Security	Shares	Price	Value
Sale	Common Stock	262	$215.63	$56K
Exercise	Restricted Stock Units	622	$0.00	--
Exercise	Common Stock	622	$0.00	--

Holdings After Transaction: Common Stock — 34,420 shares (Direct, null); Restricted Stock Units — 1,867 shares (Direct, null)

Footnotes (1)

Represents shares of common stock issued upon vesting of 25% of the restricted stock units granted on May 1, 2025. Represents shares of common stock sold by the Issuer to satisfy certain tax withholding obligations with the vesting of the restricted stock units. 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. The restricted stock units were granted on May 1, 2025 as part of the Issuer's annual equity grant to executive officers. The restricted stock units granted on May 1, 2025 vest annually at a rate of 25% on each anniversary of the grant date, commencing on the first anniversary of the grant date.

Key Figures

Shares sold for tax withholding: 262 shares at $215.63 RSUs vested: 622 restricted stock units Common shares held after transaction: 34,420 shares +2 more

5 metrics

Shares sold for tax withholding 262 shares at $215.63 Common stock sold by issuer to cover tax on RSU vesting

RSUs vested 622 restricted stock units 25% of RSUs granted May 1, 2025 vested on May 4, 2026

Common shares held after transaction 34,420 shares Direct First Solar common stock holdings after reported transactions

Remaining RSUs 1,867 restricted stock units Unvested RSUs remaining after the 25% vesting installment

Grant vesting schedule 25% annually RSUs granted May 1, 2025 vest 25% on each anniversary of grant

Key Terms

restricted stock units, tax withholding obligations, 2020 Omnibus Incentive Compensation Plan, annual equity grant, +1 more

5 terms

restricted stock units financial

"Represents shares of common stock issued upon vesting of 25% of the restricted stock units granted on May 1, 2025."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

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

2020 Omnibus Incentive Compensation Plan financial

"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."

annual equity grant financial

"The restricted stock units were granted on May 1, 2025 as part of the Issuer's annual equity grant to executive officers."

anniversary of the grant date financial

"The restricted stock units granted on May 1, 2025 vest annually at a rate of 25% on each anniversary of the grant date, commencing on the first anniversary of the grant date."

Form 4 Insider Transactions: What Each Field Means →

05/05/2026 - 07:46 PM

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^*

Stockdale Caroline

(Last)

(First)

(Middle)

C/O FIRST SOLAR, INC.

4300 E CAMELBACK ROAD, SUITE 220

(Street)

PHOENIX

ARIZONA

85018

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief People and Comm. Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/04/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/04/2026		M		622⁽¹⁾	A	$0	34,682	D
Common Stock	05/05/2026		S		262⁽²⁾	D	$215.63	34,420	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽³⁾	05/04/2026		M			622	⁽⁴⁾	⁽⁴⁾	Common Stock	622	$0	1,867	D

Explanation of Responses:

1. Represents shares of common stock issued upon vesting of 25% of the restricted stock units granted on May 1, 2025.

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

3. 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.

4. The restricted stock units were granted on May 1, 2025 as part of the Issuer's annual equity grant to executive officers. The restricted stock units granted on May 1, 2025 vest annually at a rate of 25% on each anniversary of the grant date, commencing on the first anniversary of the grant date.

	/s/ Jason E. Dymbort, attorney-in-fact	05/05/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did First Solar (FSLR) report for Caroline Stockdale?

First Solar reported that executive Caroline Stockdale had 622 restricted stock units vest into common shares. In connection with this vesting, some shares were sold by the company to cover tax withholding obligations, and her direct common stock holdings were updated accordingly.

How many First Solar (FSLR) restricted stock units vested for Caroline Stockdale?

A total of 622 restricted stock units vested for Caroline Stockdale. These units represent 25% of an annual equity grant awarded on May 1, 2025, which vests in four equal installments on each anniversary of the grant date under First Solar’s 2020 Omnibus Incentive Compensation Plan.

At what price were First Solar (FSLR) shares sold to cover tax withholding?

Shares related to Caroline Stockdale’s vesting were sold at $215.63 per share. According to the filing, the issuer sold 262 common shares to satisfy tax withholding obligations triggered by the vesting of restricted stock units, making this a tax-related disposition rather than a discretionary market sale.

How many First Solar (FSLR) shares does Caroline Stockdale hold after the transactions?

After the reported transactions, Caroline Stockdale directly holds 34,420 shares of First Solar common stock. The filing also shows she retains 1,867 restricted stock units, which will deliver additional shares as they vest according to the company’s established vesting schedule.

What plan governs Caroline Stockdale’s First Solar (FSLR) restricted stock units?

Caroline Stockdale’s restricted stock units are issued under First Solar’s 2020 Omnibus Incentive Compensation Plan. Each unit entitles her to receive one share of common stock upon vesting, with the grant from May 1, 2025 vesting in four equal annual installments on each anniversary of the grant date.