Christopher S Cook - Net Worth and Insider Trading
Christopher S Cook Net Worth
The estimated net worth of Christopher S Cook is at least $996,391 dollars as of 2025-07-21. Christopher S Cook is the President, Products Division of Ultra Clean Holdings Inc and owns about 39,228 shares of Ultra Clean Holdings Inc (UCTT) stock worth over $996,391. Details can be seen in Christopher S Cook's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Christopher S Cook has not made any transactions after 2025-03-07 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Christopher S Cook
Christopher S Cook Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Christopher S Cook owns 1 companies in total, including Ultra Clean Holdings Inc (UCTT) .
Click here to see the complete history of Christopher S Cook’s form 4 insider trades.
Insider Ownership Summary of Christopher S Cook
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
UCTT | Ultra Clean Holdings Inc | 2025-03-07 | President & Products Div |
Christopher S Cook Latest Holdings Summary
Christopher S Cook currently owns a total of 1 stock. Christopher S Cook owns 39,228 shares of Ultra Clean Holdings Inc (UCTT) as of March 7, 2025, with a value of $996,391.
Latest Holdings of Christopher S Cook
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
UCTT | Ultra Clean Holdings Inc | 2025-03-07 | 39,228 | 25.40 | 996,391 |
Holding Weightings of Christopher S Cook
Christopher S Cook Form 4 Trading Tracker
According to the SEC Form 4 filings, Christopher S Cook has made a total of 3 transactions in Ultra Clean Holdings Inc (UCTT) over the past 5 years, including 1 buys and 2 sells. The most-recent trade in Ultra Clean Holdings Inc is the acquisition of 4,100 shares on March 7, 2025, which cost Christopher S Cook around $103,730.
Insider Trading History of Christopher S Cook
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Christopher S Cook Trading Performance
GuruFocus tracks the stock performance after each of Christopher S Cook's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Christopher S Cook is -18.17%. GuruFocus also compares Christopher S Cook's trading performance to market benchmark return within the same time period. The performance of stocks bought by Christopher S Cook within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Christopher S Cook's insider trading performs compared to the benchmark.
Performance of Christopher S Cook
Christopher S Cook Ownership Network
Ownership Network List of Christopher S Cook
Ownership Network Relation of Christopher S Cook

Christopher S Cook Owned Company Details
What does Ultra Clean Holdings Inc do?
Who are the key executives at Ultra Clean Holdings Inc?
Christopher S Cook is the President & Products Div of Ultra Clean Holdings Inc. Other key executives at Ultra Clean Holdings Inc include General Counsel and Secretary Paul Yoonku Cho , Chief Information Officer Jeffrey L. Mckibben , and SVP & Global Human Resources Jamie J. Palfrey .
Ultra Clean Holdings Inc (UCTT) Insider Trades Summary
Over the past 18 months, Christopher S Cook made 2 insider transaction in Ultra Clean Holdings Inc (UCTT) with a net sale of 4,486. Other recent insider transactions involving Ultra Clean Holdings Inc (UCTT) include a net sale of 41,125 shares made by Sheri Brumm , a net purchase of 27,500 shares made by , and a net sale of 15,662 shares made by Jeffrey L. Mckibben .
In summary, during the past 3 months, insiders sold 19,878 shares of Ultra Clean Holdings Inc (UCTT) in total and bought 0 shares, with a net sale of 19,878 shares. During the past 18 months, 136,054 shares of Ultra Clean Holdings Inc (UCTT) were sold and 49,600 shares were bought by its insiders, resulting in a net sale of 86,454 shares.
Ultra Clean Holdings Inc (UCTT)'s detailed insider trading history can be found in Insider Trading Tracker table.
Ultra Clean Holdings Inc Insider Transactions
Christopher S Cook Mailing Address
Above is the net worth, insider trading, and ownership report for Christopher S Cook. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Christopher S Cook's mailing address is: Hayward Ca 94545.