Insiders / Cook Christopher S
Cook Christopher S
CIK 1927266personinsider
Companies
1
First seen
May 4, 2026
Last activity
May 27, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Ultra Clean Holdings Inc · UCTT | 110,623 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Ultra Clean Holdings Inc | Common Stock | 110,623 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Apr 30, 2026 | Sell | UCTT Ultra Clean Holdings Inc Common Stock | $896.4K | -12K -9.85% | 108,905 0.24% of shares | medium |
| May 4, 2026 | Sell | UCTT Ultra Clean Holdings Inc Common Stock | $757.2K | -10K -9.41% | 98,658 0.22% of shares | medium |
| Apr 30, 2026 | Other | UCTT Ultra Clean Holdings Inc Common Stock | $326.7K | -4K -3.26% | 123,973 0.27% of shares | low |
| Apr 30, 2026 | Other | UCTT Ultra Clean Holdings Inc Common Stock | $247.3K | -3K -2.55% | 120,808 0.27% of shares | low |
| Apr 30, 2026 | Other | UCTT Ultra Clean Holdings Inc Common Stock | $145.4K | -2K -1.43% | 128,154 0.28% of shares | low |
| May 4, 2026 | Sell | UCTT Ultra Clean Holdings Inc Common Stock | $91.8K | -1K -1.25% | 97,427 0.22% of shares | low |
| May 22, 2026 | Grant | UCTT Ultra Clean Holdings Inc Common Stock | $0 | +13K +13.54% | 110,623 0.24% of shares | low |