Ultra Clean (UCTT) - 2023 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q (State or other jurisdiction of incorporation or organization) 26462 Corporate Avenue, Hayward, California 94545 (Address of principal executive offices) (Zip Code) Commission file number 000-50646 Ultra Clean Holdings, Inc. (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF ...