Cook Christopher S insider trades
Cook Christopher S has filed 13 Form 4s with the SEC that we hold, all for Ultra Clean Holdings, Inc. (UCTT), as President, Products Division. Across all of them we count 1 purchase worth $103.7K and 5 sales worth $2.2M reported on Form 4. In the last 12 months: 0 purchases ($0) and 3 sales ($1.7M). The largest single trade was a sale of 11,903 shares of Ultra Clean Holdings, Inc. worth $896.4K, dated 2026-04-30. The first filing on our record is dated 2023-05-02 and the latest 2026-09-02.
Ultra Clean Holdings, Inc. (UCTT)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-11-14 | S, sale reported on Form 4 | 4,662 | $124.4K | 2024-04-15 |
| 2024-05-09 | S, sale reported on Form 4 | 8,586 | $373.6K | 2024-05-13 |
| 2025-03-07 | P, purchase reported on Form 4 | 4,100 | $103.7K | 2025-03-11 |
| 2026-04-30 | S, sale reported on Form 4 | 11,903 | $896.4K | 2026-05-04 |
| 2026-05-04 | S, sale reported on Form 4 | 10,247 | $757.2K | 2026-05-06 |
| 2026-05-04 | S, sale reported on Form 4 | 1,231 | $91.8K | 2026-05-06 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1927266) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
Privacy · Terms