Ultra Clean Holdings, Inc (UCTT) insider trading
Every open-market stock purchase and sale by Ultra Clean Holdings, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders sold $11.8M over the last 12 months (15 sales). No open-market buys.
- Last insider buy: Ernest E Maddock (Director), $243K, 20 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $11.8M (15 sales). Last close $44.46 on Oct 22, 2026.
Recent UCTT insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 30, 2026 | Jinsong Xiao (CEO) | Sold (not open market) | $1.6M |
| Aug 31, 2026 | Christopher S Cook (President) | Sold (not open market) | $848K |
| Aug 31, 2026 | Michael Dennis Keogh (CFO) | Bought (not open market) | — |
| Jul 2, 2026 | Brian E Harding (C-suite exec) | Sold | $282K |
| Jul 2, 2026 | Brian E Harding (C-suite exec) | Sold | $157K |
| Jul 2, 2026 | Brian E Harding (C-suite exec) | Sold | $55.8K |
| Jun 26, 2026 | Brian E Harding (C-suite exec) | Bought (not open market) | — |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $272K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $263K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $172K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $171K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $170K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $155K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $138K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $127K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $126K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $116K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $106K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $103K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $94.9K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $94.3K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $89.3K |
| Jun 4, 2026 | Brian E Harding (C-suite exec) | Sold | $88.5K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $88.3K |
| Jun 4, 2026 | Sheri Savage (CFO) | Sold | $87.2K |
Who's trading UCTT
- Jinsong Xiao, CEO: other filings, last Sep 30, 2026
- Christopher S Cook, President: sold $1.7M (3 sales), last Aug 31, 2026
- Michael Dennis Keogh, CFO: other filings, last Aug 31, 2026
- Brian E Harding, C-suite exec: sold $2.3M (26 sales), last Jul 2, 2026
- Sheri Savage, CFO: sold $2.5M (42 sales), last Jun 4, 2026
- Paul Yoonku Cho, General Counsel: sold $258K (2 sales), last Jun 2, 2026
- Emily M Liggett, Director: sold $756K (1 sale), last May 27, 2026
- Jacqueline A. Seto, Director: other filings, last May 22, 2026
- Samuel Williams Johnson, VP: other filings, last May 22, 2026
- Clarence L Granger, Director: sold $2.3M (4 sales), last May 22, 2026
- Joanne Solomon, Director: other filings, last May 22, 2026
- Ernest E Maddock, Director: other filings, last May 22, 2026
- Jeffrey L. McKibben, C-suite exec: sold $582K (2 sales), last May 22, 2026
- Jamie J. Palfrey, VP: sold $693K (1 sale), last May 22, 2026
- David T Ibnale, Director: sold $626K (1 sale), last May 22, 2026
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