UCTT insider buying and SEC filings, explained
Ultra Clean Holdings, Inc. · CIK 1275014
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$5.0M
Planned sales (10b5-1)
$7.0M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Jul 2, 2026 | Planned (10b5-1) | Brian E. Harding (Chief Accounting Officer) sold 3,837 shares at about $128.75 ($494K), marked as a 10b5-1 plan trade. Holdings down 10% to 33,581 shares. | SEC filing Filed Jul 7, 2026 |
| Jun 4, 2026 | Planned (10b5-1) | Sheri Savage (CFO) sold 14,421 shares at about $89.45 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 18% to 66,476 shares. | SEC filing Filed Jun 9, 2026 |
| Jun 4, 2026 | Planned (10b5-1) | Sheri Savage (CFO) sold 15,766 shares at about $89.47 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 24% to 50,710 shares. | SEC filing Filed Jun 9, 2026 |
| Jun 4, 2026 | Planned (10b5-1) | Brian E. Harding (Chief Accounting Officer) sold 16,988 shares at about $89.47 ($1.5M), marked as a 10b5-1 plan trade. Holdings down 38% to 28,055 shares. | SEC filing Filed Jun 8, 2026 |
| Jun 2, 2026 | Sale | Paul Yoonku Cho (General Counsel and Secretary) sold 944 shares at $89.37 ($84K). Holdings down 4% to 22,941 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 4, 2026 |
| May 27, 2026 | Sale | Emily M. Liggett (Director) sold 8,198 shares at $92.18 ($756K). Holdings down 18% to 38,152 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 27, 2026 |
| May 14, 2026 | Sale | Jeffrey L. McKibben (Chief Information Officer) sold 4,205 shares at $87.00 ($366K). Holdings down 27% to 11,349 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 18, 2026 |
| May 8, 2026 | Sale | Paul Yoonku Cho (General Counsel and Secretary) sold 2,000 shares at $86.89 ($174K). Holdings down 11% to 15,844 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 12, 2026 |
| May 8, 2026 | Sale | Jeffrey L. McKibben (Chief Information Officer) sold 2,500 shares at about $86.48 ($216K). Holdings down 14% to 15,554 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 12, 2026 |
| May 5, 2026 | Sale | Jamie J. Palfrey (SVP, Global Human Resources) sold 8,691 shares at $79.73 ($693K). Holdings down 35% to 16,446 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 7, 2026 |
| May 5, 2026 | Sale | Brian E. Harding (Chief Accounting Officer) sold 4,000 shares at $80.00 ($320K). Holdings down 10% to 36,631 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 7, 2026 |
| May 4, 2026 | Sale | Christopher S Cook (President / COO) sold 11,478 shares at about $73.96 ($849K). Holdings down 11% to 97,427 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 6, 2026 |
| May 1, 2026 | Planned (10b5-1) | Clarence L. Granger (Director) sold 30,000 shares at about $75.30 ($2.3M), marked as a 10b5-1 plan trade. Holdings down 27% to 81,817 shares. | SEC filing Filed May 5, 2026 |
| Apr 30, 2026 | Sale | Christopher S Cook (President / COO) sold 11,903 shares at about $75.31 ($896K). Holdings down 10% to 108,905 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 4, 2026 |
| Dec 3, 2025 | Sale | David T. Ibnale (Director) sold 23,500 shares at about $26.63 ($626K). Holdings down 34% to 45,241 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 5, 2025 |
31 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
Follow UCTT in the Insider Ledger app
Get the appA plain-English brief of insider purchases, 8-Ks and red flags at the companies you pick. No account needed.