UCTT ULTRA CLEAN HOLDINGS INC Management Changes 8-K Filing 2025 - CEO Resignation On March 5, 2025, Ultra Clean Holdings announced the resignation of CEO James P. Scholhamer effective March 4, 2025, due to medical reasons, with Chairman Clarence L. Granger appointed as interim CEO, and Scholhamer receiving a separation payment of $2,548,796.Get access to all SEC 8-K filings of the ULTRA CLEAN HOLDINGS INC