Penguin Solutions legal chief sells 738 shares

The SVP and Chief Legal Officer's withholding surrender was tied to restricted stock unit vesting; the sale followed a Rule 10b5-1 plan adopted November 11, 2025.

Rhea-AI Filing Summary

Penguin Solutions, Inc. SVP and Chief Legal Officer Anne Kuykendall reported selling 738 common shares on October 22, 2026, at $55.08 per share under a Rule 10b5-1 plan adopted November 11, 2025. On October 20, she surrendered 3,062 shares to the issuer for tax withholding tied to vesting restricted stock units; no shares were sold in that transaction.

Insider Trade Summary 10b5-1

Net Seller: 738 shares

Net Sell 2 txns

Insider Kuykendall Anne

Role SVP and Chief Legal Officer

Sold 738 shs ($41K)

Type	Security	Shares	Price	Value
Sale	Common Stock F3	738	$55.08	$41K
Tax Withholding	Common Stock F1, F2	3,062	$56.54	$173K

Holdings After Transaction: Common Stock — 141,988 shares (Direct)

Footnotes (3)

1. F1. Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with vesting of restricted stock units. No shares were sold.
2. F2. This amount includes 981 shares purchased by the reporting person in the Issuer's Amended and Restated Employee Stock Purchase Plan on October 15, 2026.
3. F3. This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the reporting person on November 11, 2025.

Key Figures

Common shares sold: 738 shares Sale price: $55.08 per share Shares surrendered for tax withholding: 3,062 shares +1 more

4 metrics

Common shares sold 738 shares Sale on October 22, 2026

Sale price $55.08 per share Sale on October 22, 2026

Shares surrendered for tax withholding 3,062 shares October 20, 2026; in connection with restricted stock unit vesting

Employee Stock Purchase Plan shares purchased 981 shares October 15, 2026; Amended and Restated Employee Stock Purchase Plan

Key Terms

Rule 10b5-1 Plan, restricted stock units, Amended and Restated Employee Stock Purchase Plan

3 terms

Rule 10b5-1 Plan regulatory

"previously established Rule 10b5-1 Plan adopted by the reporting person"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

restricted stock units financial

"in connection with vesting of restricted stock units"

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.

Amended and Restated Employee Stock Purchase Plan financial

"Issuer's Amended and Restated Employee Stock Purchase Plan"

FAQ

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

How many PENG shares did Anne Kuykendall sell?

Anne Kuykendall sold 738 common shares in Penguin Solutions on October 22, 2026, at $55.08 per share. The sale was effected pursuant to a previously established Rule 10b5-1 Plan adopted November 11, 2025.

Why did Anne Kuykendall surrender PENG shares?

She surrendered 3,062 shares to the issuer on October 20, 2026, to satisfy tax withholding obligations in connection with vesting of restricted stock units. The note states that no shares were sold in that transaction.

Did Anne Kuykendall buy PENG shares through the employee stock purchase plan?

A footnote states that an amount reported includes 981 shares Anne Kuykendall purchased in Penguin Solutions' Amended and Restated Employee Stock Purchase Plan on October 15, 2026.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/22/2026 - 08:04 PM EDT Accepted by SEC EDGAR 10/22/2026 - 08:04 PM EDT 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).

X

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^*

Kuykendall Anne

(Last) (First) (Middle)

C/O PENGUIN SOLUTIONS, INC.

45800 NORTHPORT LOOP WEST

(Street)

FREMONT CALIFORNIA 94538

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Penguin Solutions, Inc. [ PENG ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP and Chief Legal Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/20/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/20/2026		F(1)		3,062	D	$56.54	142,726(2)	D
Common Stock	10/22/2026		S(3)		738	D	$55.08	141,988	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. Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with vesting of restricted stock units. No shares were sold.

2. This amount includes 981 shares purchased by the reporting person in the Issuer's Amended and Restated Employee Stock Purchase Plan on October 15, 2026.

3. This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the reporting person on November 11, 2025.

Remarks:

	/s/ Anne Kuykendall	10/22/2026
	** 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)