| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HARDING BRIAN E | Chief Accounting Officer | ULTRA CLEAN HOLDINGS, INC., 26462 CORPORATE AVE, HAYWARD | /s/ Paul Y. Cho, as attorney-in-fact for Brian E. Harding | 02 Jul 2025 | 0001672993 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | UCTT | Common Stock | Tax liability | $94,749 | -4,198 | -8% | $22.57 | 48,237 | 30 Jun 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents shares automatically withheld for payment of tax liability arising as a result of the partial settlement of restricted stock unit awards that vested. |
| F2 | Represents shares currently held. This includes 729 shares purchased under the UCTT employee stock purchase plan. |