Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Chris Siu currently holds 70,740 shares of Ultra Clean Holdings, Inc. (UCTT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Chris Siu has been a net seller of UCTT stock. They have purchased $6.8K and sold $171.8K worth of shares.
Chris Siu's most recent insider trade was on Apr 11, 2026, when they sold 697 shares at $70.43 per share.
Chris Siu serves as Executive at Ultra Clean Holdings, Inc. (UCTT). They have executed 47 insider transactions totaling $178.6K over their tenure at the company.
Chris Siu 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 19 years and currently hold a stake valued at $0.
Chris Siu has shown a selling trading pattern, with $6.8K in total purchases and $171.8K in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Chris Siu was on May 31, 2021, when they sold $252.4K worth of UCTT shares. This transaction involved 4,480 shares at $56.33 per share.
Chris Siu currently owns 70,740 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 Chris Siu's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Chris Siu has 47 Form 4 filings on record as an insider at Ultra Clean Holdings, Inc..
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