Penguin Solutions (PENG) Form 4: 11,778 shares withheld; 239,364 owned

Penguin Solutions (PENG) insider update: Officer Jack A. Pacheco reported a Form 4 transaction on 10/20/2025.

Rhea-AI Filing Summary

Penguin Solutions (PENG) insider update: Officer Jack A. Pacheco reported a Form 4 transaction on 10/20/2025. He surrendered 11,778 shares of common stock at $21.74, coded “F,” to satisfy tax withholding tied to the vesting of restricted stock units. The filing states no shares were sold.

Following this tax withholding event, Pacheco directly owns 239,364 shares. This was an administrative share surrender associated with RSU vesting rather than an open‑market transaction.

Insider Trade Summary

Exercise Price or Tax Liability: 11,778 shares

Exercise Price or Tax Liability 1 txn

Insider Pacheco Jack A

Role EVP, COO, Pres, Integrated Mem

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	11,778	$21.74	$256K

Holdings After Transaction: Common Stock — 239,364 shares (Direct)

Footnotes (1)

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.

FAQ

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

What did PENG disclose in this Form 4?

An officer, Jack A. Pacheco, reported surrendering 11,778 shares to cover taxes on RSU vesting on 10/20/2025.

How many shares were surrendered and at what price?

He surrendered 11,778 shares at $21.74 per share, coded “F” for tax withholding.

Was this an open-market sale of PENG shares?

No. The filing states no shares were sold; shares were surrendered to the issuer for tax withholding.

How many PENG shares does the insider own after the transaction?

After the event, Jack A. Pacheco directly owns 239,364 shares.

Who is the reporting person and their role at PENG?

The reporting person is Jack A. Pacheco, an officer listed as EVP, COO, Pres, Integrated Mem.

What was the transaction code and what does it signify?

The transaction code was F, indicating shares withheld or surrendered to cover tax withholding on equity vesting.

What triggered the share surrender?

The surrender was in connection with the vesting of restricted stock units, per the explanation of responses.

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

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Accepted by SEC EDGAR 10/22/2025 - 06:44 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^*

Pacheco Jack A

(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)
	EVP, COO, Pres, Integrated Mem

3. Date of Earliest Transaction (Month/Day/Year)
10/20/2025

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	10/20/2025		F(1)		11,778	D	$21.74	239,364	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.

Remarks:

	/s/ Anne Kuykendall as attorney-in-fact for Jack A. Pacheco	10/22/2025
	** 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.