Christopher S Cook insider trades

Open-market stock purchases and sales by Christopher S Cook, President, Products Division at Ultra Clean Holdings, Inc, from SEC Form 4 filings since Apr 28, 2023.

Track record: 100% of 1 scored buy are up 5% or more since purchase, averaging +232%.

Recent trades

DateStockTradeValue
May 22, 2026UCTT Ultra Clean Holdings, IncBought (not open market)—
May 4, 2026UCTT Ultra Clean Holdings, IncSold$757K
May 4, 2026UCTT Ultra Clean Holdings, IncSold$91.8K
Apr 30, 2026UCTT Ultra Clean Holdings, IncSold (not open market)$145K
Apr 30, 2026UCTT Ultra Clean Holdings, IncSold (not open market)$327K
Apr 30, 2026UCTT Ultra Clean Holdings, IncSold (not open market)$247K
Apr 30, 2026UCTT Ultra Clean Holdings, IncSold$896K

Companies traded

  • UCTT Ultra Clean Holdings, Inc: 1 buy, 5 sales, last May 22, 2026
  • UCTI Ultra Clean Holdings, Inc: other filings, last Aug 29, 2025

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