HARDING BRIAN E (CIK 1672993) reported 32 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-07). Recent activity: Sell UCTT (440 shares), Sell UCTT (2,194 shares), Sell UCTT (1,203 shares), Buy UCTT (9,363 shares), Sell UCTT (196 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-07 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 440 | $55,843 |
| 2026-07-07 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 2,194 | $281,638 |
| 2026-07-07 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,203 | $156,539 |
| 2026-06-30 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Buy | 9,363 | $0 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 196 | $16,829 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,176 | $103,159 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,933 | $171,534 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,407 | $126,250 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,876 | $170,322 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 636 | $58,289 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 488 | $42,578 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,199 | $106,076 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 986 | $89,282 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,277 | $115,862 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 389 | $35,629 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 54 | $4,644 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 226 | $19,822 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 381 | $33,818 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 169 | $15,154 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 375 | $34,035 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 117 | $10,721 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 496 | $43,261 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,002 | $88,537 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 1,056 | $94,332 |
| 2026-06-08 | Ultra Clean Holdings, Inc. (UCTT) | Chief Accounting Officer | Sell | 886 | $79,173 |
Source: SEC Form 4 filings · as of 2026-07-07