Ultra Clean Holdings, Inc. (NASDAQ:UCTT) Q1 2019 Earnings Conference Call May 2, 2019 4:45 PM ET Company Participants Rhonda Bennetto - Investor Relations Jim Scholhamer - Chief Executive Officer Sheri Savage - Chief Financial Officer Conference Call Participants Quinn Bolton - Needham & Company Karl Ackerman - Cowen and Company Christian Schwab - Craig-Hallum Capital Group David Duley - Steelhead Securities Operator Good day, everyone, and welcome to the Ultra Clean Technology’s First Quarter 2019 Earnings ...

or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 28, 2018 Commission file number 000-50646 | Ultra Clean Holdings, Inc. | | --- | | (Exact name of Registrant as specified in its charter) | | Delaware 61-1430858 | | (St ...

Ultra Clean Holdings, Inc. (NASDAQ:UCTT) Q4 2018 Results Earnings Conference Call February 21, 2019 4:45 PM ET Company Participants Rhonda Bennetto - Investor Relations Jim Scholhamer - Chief Executive Officer Sheri Savage - Chief Financial Officer Conference Call Participants Quinn Bolton - Needham & Company Karl Ackerman - Cowen and Company Patrick Ho - Stifel David Duley - Steelhead Securities Operator Good day, everyone, and welcome to the Ultra Clean Technology’s Fourth Quarter and Full Year 2018 Ear ...