Paul Y. Cho - 30 Apr 2025 Form 4 Insider Report for Ultra Clean Holdings, Inc. (UCTT)

Role: General Counsel and Secretary
Signature: /s/ Paul Yoonku Cho
Issuer symbol: UCTT
Transactions as of: 30 Apr 2025
Net transactions value: -$75,514
Form type: 4
Filing time: 02 May 2025, 21:02:30 UTC
Previous filing: 29 Apr 2025
Next filing: 10 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Cho Paul Yoonku	General Counsel and Secretary	C/O ULTRA CLEAN HOLDINGS, INC., 26462 CORPORATE AVE, HAYWARD	/s/ Paul Yoonku Cho	02 May 2025	0001791106

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	UCTT	Common Stock	Tax liability	$29,543	-1,579	-5%	$18.71	29,886	30 Apr 2025	Direct	F1
transaction	UCTT	Common Stock	Tax liability	$27,354	-1,462	-4.9%	$18.71	28,424	30 Apr 2025	Direct	F1
transaction	UCTT	Common Stock	Tax liability	$18,616	-995	-3.5%	$18.71	27,429	30 Apr 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Represents shares automatically withheld for payment of tax liability arising as a result of the partial settlement of restricted stock unit awards that vested.