0000950103-26-007116.txt : 20260512 0000950103-26-007116.hdr.sgml : 20260512 20260512191347 ACCESSION NUMBER: 0000950103-26-007116 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260508 FILED AS OF DATE: 20260512 DATE AS OF CHANGE: 20260512 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: McKibben Jeffrey L. CENTRAL INDEX KEY: 0001878029 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 26970350 MAIL ADDRESS: STREET 1: C/O ULTRA CLEAN HOLDINGS, INC. STREET 2: 26462 CORPORATE AVENUE CITY: HAYWARD, STATE: CA ZIP: 94545 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ultra Clean Holdings, Inc. CENTRAL INDEX KEY: 0001275014 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing EIN: 611430858 STATE OF INCORPORATION: DE FISCAL YEAR END: 1230 BUSINESS ADDRESS: STREET 1: 26462 CORPORATE AVENUE CITY: HAYWARD STATE: CA ZIP: 94545 BUSINESS PHONE: (510) 576-4400 MAIL ADDRESS: STREET 1: 26462 CORPORATE AVENUE CITY: HAYWARD STATE: CA ZIP: 94545 FORMER COMPANY: FORMER CONFORMED NAME: ULTRA CLEAN HOLDINGS INC DATE OF NAME CHANGE: 20031231 4 1 ownership.xml FORM 4 X0609 4 2026-05-08 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001878029 McKibben Jeffrey L. false ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVENUE HAYWARD CA 94545 0 1 0 0 Chief Information Officer 0 Common Stock 2026-05-08 4 S 0 2500 86.4784 D 15554 D This is the weighted average sale price. Shares were sold in multiple transactions at prices ranging from $86.46 to $86.55. The reporting person undertakes to provide to the issuer, any security holder of the issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4. /s/ Paul Y. Cho, as attorney-in-fact for Jeffrey L. McKibben 2026-05-12