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Insider ActivityUCTT
Cook Christopher S, President, Products Division at Ultra Clean Holdings, Inc., sold $896K of UCTT
Updated Jun 14, 2026
Cook Christopher S
President, Products Division
Ultra Clean Holdings, Inc. ·
$UCTT
Transaction Details
| Insider | Cook Christopher S |
|---|---|
| Title | President, Products Division |
| Company | Ultra Clean Holdings, Inc. |
| Ticker | UCTT |
| Transaction Type | Sale |
| Transaction Date | 2026-04-30 |
| Shares Traded | 11,903 |
| Price Per Share | $75.31 |
| Total Value | $896K |
| Filed Date | 2026-05-04 |
| Accession Number | 0000950103-26-006811 |
Ownership Context
| Shares Owned After Transaction | 108,905 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0000950103-26-006811
Other Insider Trades — UCTT
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| HARDING BRIAN E | Chief Accounting Officer | sold | $79K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $43K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $106K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $172K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $170K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $58K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $17K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $126K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $103K | 2026-06-04 |
| HARDING BRIAN E | Chief Accounting Officer | sold | $116K | 2026-06-04 |
Other Trades by Cook Christopher S
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| UCTT | Ultra Clean Holdings, Inc. | traded | — | 2026-05-22 |
| UCTT | Ultra Clean Holdings, Inc. | sold | $757K | 2026-05-04 |
| UCTT | Ultra Clean Holdings, Inc. | sold | $92K | 2026-05-04 |
| UCTT | Ultra Clean Holdings, Inc. | traded | $145K | 2026-04-30 |
| UCTT | Ultra Clean Holdings, Inc. | traded | $327K | 2026-04-30 |
| UCTT | Ultra Clean Holdings, Inc. | traded | $247K | 2026-04-30 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for UCTT — Ultra Clean Holdings, Inc. →
Whisper Score — UCTT
18.37
Dead Silence
Current Whisper Score
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 14, 2026 at 07:15 UTC