Cook Christopher S

Ultra Clean Holdings, Inc. · President

Cook Christopher S is listed in public filings as officer: President, Products Division. This Cook Christopher S insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Ultra Clean Holdings, Inc. (UCTT). Investors use Cook Christopher S's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Ultra Clean Holdings, Inc.UCTT--110.6k sharesGrant / ExerciseMay 22, 2026Disclosure amount unavailable13.2k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Ultra Clean Holdings, Inc.UCTT$7.3M98.7k sharesSellMay 4, 2026$757.2K10.2k shares$73.89--
Ultra Clean Holdings, Inc.UCTT$7.3M97.4k sharesSellMay 4, 2026$91.8K1.2k shares$74.55--
Ultra Clean Holdings, Inc.UCTT$8.2M108.9k sharesSellApr 30, 2026$896.4K11.9k shares$75.31--
Ultra Clean Holdings, Inc.UCTT$9.7M124k sharesGrant / ExerciseApr 30, 2026$326.7K4.2k shares$78.15--
Ultra Clean Holdings, Inc.UCTT$9.4M120.8k sharesGrant / ExerciseApr 30, 2026$247.3K3.2k shares$78.15--
Ultra Clean Holdings, Inc.UCTT$10M128.2k sharesGrant / ExerciseApr 30, 2026$145.4K1.9k shares$78.15--
Ultra Clean Holdings, Inc.UCTT$1.1M56.3k sharesGrant / ExerciseApr 30, 2025$47.7K2.6k shares$18.71--
Ultra Clean Holdings, Inc.UCTT$1.1M58.9k sharesGrant / ExerciseApr 30, 2025$41.6K2.2k shares$18.71--
Ultra Clean Holdings, Inc.UCTT$1.1M61.1k sharesGrant / ExerciseApr 30, 2025$34.7K1.9k shares$18.71--
Ultra Clean Holdings, Inc.UCTT--63k sharesGrant / ExerciseApr 25, 2025Disclosure amount unavailable27.8k shares----
Ultra Clean Holdings, Inc.UCTT$104k4.1k sharesBuyMar 7, 2025$103.7K4.1k shares$25.30--