| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 923 | $28.54 | $26.3k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 2.4k | $28.54 | $67.8k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 637 | $28.54 | $18.2k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 254 | $28.54 | $7.2k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 792 | $28.54 | $22.6k | | 04/28/2023 |
| 04/28/2023 | Ultra Clean Holdings, Inc. | UCTT | Grant | Common Stock | 11.7k | $0.00 | $0 | | 04/28/2023 |
| 04/30/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 903 | $31.17 | $28.1k | | 04/29/2022 |
| 04/30/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 361 | $31.17 | $11.3k | | 04/29/2022 |
| 04/29/2022 | Ultra Clean Holdings, Inc. | UCTT | Grant | Common Stock | 8k | $0.00 | $0 | | 04/29/2022 |
| 04/26/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 9.7k | $32.91 | $320.6k | | 04/26/2022 |
| 04/24/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 3.6k | $33.56 | $120.6k | | 04/24/2022 |
| 04/24/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 1.1k | $33.56 | $37.5k | | 04/24/2022 |
| 06/03/2021 | Ultra Clean Holdings, Inc. | UCTT | Sale | Common Stock | 7k | $55.67 | $389.7k | | 06/03/2021 |
| 04/26/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 9.6k | $55.99 | $538.1k | | 04/24/2021 |
| 04/24/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 1.2k | $54.11 | $63.1k | | 04/24/2021 |
| 04/24/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 3.6k | $54.11 | $197k | | 04/24/2021 |
| 02/10/2021 | Ultra Clean Holdings, Inc. | UCTT | Grant | Common Stock | 6.9k | $0.00 | $0 | | 02/10/2021 |
| 04/26/2020 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 6.3k | $15.83 | $100k | | 04/24/2020 |
| 04/24/2020 | Ultra Clean Holdings, Inc. | UCTT | Grant | | 20.6k | $0.00 | $0 | | 04/24/2020 |