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Ernest E. Maddock currently holds 88,902 shares of Ultra Clean Holdings, Inc. (UCTT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Ernest E. Maddock has been a net seller of UCTT stock. They have purchased $731.3K and sold $2.6M worth of shares.
Ernest E. Maddock's most recent insider trade was on Jun 17, 2026, when they sold 4,725 shares at $0.00 per share.
Ernest E. Maddock serves as Executive at Ultra Clean Holdings, Inc. (UCTT). They have executed 87 insider transactions totaling $3.3M over their tenure at the company.
Ernest E. Maddock holds the position of Executive at Ultra Clean Holdings, Inc., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 17 years and currently hold a stake valued at $0.
Ernest E. Maddock has shown a selling trading pattern, with $731.3K in total purchases and $2.6M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Ernest E. Maddock was on Oct 19, 2017, when they sold $387.3K worth of MU shares. This transaction involved 9,299 shares at $41.65 per share.
Ernest E. Maddock currently owns 88,902 shares of Ultra Clean Holdings, Inc. (UCTT), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Ernest E. Maddock's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Ernest E. Maddock has 87 Form 4 filings on record as an insider at Ultra Clean Holdings, Inc..
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