[Form 4] Penguin Solutions, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Penguin Solutions (PENG) reported an insider equity event. The company’s SVP and Chief Legal Officer had 43,182 performance-based RSUs vest on October 14, 2025, following the Compensation Committee’s certification of three-year total shareholder return goals from a grant dated September 26, 2022. To cover taxes, 21,928 shares were surrendered at $22.32 per share, with no shares sold on the market. After these transactions, the officer directly beneficially owns 145,370 shares.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Kuykendall Anne

Role SVP and Chief Legal Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	43,182	$0.00	--
Tax Withholding	Common Stock	21,928	$22.32	$489K

Holdings After Transaction: Common Stock — 167,298 shares (Direct)

Footnotes (1)

1. On September 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs"), the vesting of which was (i) tied to the achievement of total stockholder return goals relative to the performance of the median company in the Russell 2000 Index following the end of a given three-year performance period, and (ii) subject to the reporting person's continued employment through the date of certification of performance by the Compensation Committee of the Issuer's Board of Directors (the "Committee"). On October 14, 2025, the Committee certified the performance goal achievement and determined that 43,182 PSUs were earned by the reporting person and vested as of such date. Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with vesting of PSUs. No shares were sold.

Form 4 Insider Transactions: What Each Field Means →

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^*

Kuykendall Anne

(Last) (First) (Middle)

C/O PENGUIN SOLUTIONS, INC.

45800 NORTHPORT LOOP WEST

(Street)

FREMONT CA 94538

(City) (State) (Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2025

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	10/14/2025		A(1)		43,182	A	$0	167,298	D
Common Stock	10/14/2025		F(2)		21,928	D	$22.32	145,370	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. On September 26, 2022, the reporting person was granted performance-based restricted stock units ("PSUs"), the vesting of which was (i) tied to the achievement of total stockholder return goals relative to the performance of the median company in the Russell 2000 Index following the end of a given three-year performance period, and (ii) subject to the reporting person's continued employment through the date of certification of performance by the Compensation Committee of the Issuer's Board of Directors (the "Committee"). On October 14, 2025, the Committee certified the performance goal achievement and determined that 43,182 PSUs were earned by the reporting person and vested as of such date.

2. Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with vesting of PSUs. No shares were sold.

Remarks:

	/s/ Anne Kuykendall	10/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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