Nathan Olmstead - 29 Sep 2025 Form 4 Insider Report for Penguin Solutions, Inc. (PENG)

Role: SVP and CFO
Signature: /s/ Anne Kuykendall as attorney-in-fact for Nathan Olmstead
Issuer symbol: PENG
Transactions as of: 29 Sep 2025
Transactions value $: $0
Form type: 4
Filing time: 01 Oct 2025, 21:00:24 UTC
Previous filing: 22 Jul 2025
Next filing: 22 Oct 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Olmstead Nathan	SVP and CFO	C/O PENGUIN SOLUTIONS, INC., 45800 NORTHPORT LOOP WEST, FREMONT	/s/ Anne Kuykendall as attorney-in-fact for Nathan Olmstead	01 Oct 2025	0001776828

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PENG	Common Stock	Award	$0	+19,755	+24.9%	$0	99,079	29 Sep 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents restricted stock units that will vest as to 6.25% on January 20, 2026, with the remainder vesting quarterly thereafter in 15 equal installments, subject to the recipient's continued employment through each applicable vesting date.

Remarks:

Exhibit 24.1 - Power of Attorney