| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/26/2023 | Ultra Clean Holdings, Inc. | UCTT | Sale | Common Stock | 176 | $36.10 | $6.4k | | 05/26/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 951 | $28.54 | $27.1k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 235 | $28.54 | $6.7k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 588 | $28.54 | $16.8k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 2k | $28.54 | $56.7k | | 04/28/2023 |
| 04/30/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 662 | $28.54 | $18.9k | | 04/28/2023 |
| 04/28/2023 | Ultra Clean Holdings, Inc. | UCTT | Grant | Common Stock | 9.3k | $0.00 | $0 | | 04/28/2023 |
| 03/31/2023 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 166 | $33.16 | $5.5k | | 03/31/2023 |
| 11/03/2022 | Ultra Clean Holdings, Inc. | UCTT | Sale | Common Stock | 2.9k | $29.41 | $86.7k | | 11/03/2022 |
| 05/11/2022 | Ultra Clean Holdings, Inc. | UCTT | Sale | Common Stock | 3.5k | $30.41 | $107.5k | | 05/11/2022 |
| 04/30/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 239 | $31.17 | $7.4k | | 04/29/2022 |
| 04/30/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 599 | $31.17 | $18.7k | | 04/29/2022 |
| 04/29/2022 | Ultra Clean Holdings, Inc. | UCTT | Grant | Common Stock | 5.9k | $0.00 | $0 | | 04/29/2022 |
| 04/24/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 667 | $33.56 | $22.4k | | 04/24/2022 |
| 04/24/2022 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 2.1k | $33.56 | $70.9k | | 04/24/2022 |
| 03/25/2022 | Ultra Clean Holdings, Inc. | UCTT | Grant | | 1k | $0.00 | $0 | | 03/25/2022 |
| 11/03/2021 | Ultra Clean Holdings, Inc. | UCTT | Sale | Common Stock | 9.2k | $55.24 | $510.8k | | 11/03/2021 |
| 10/25/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 3k | $42.98 | $128.2k | | 10/25/2021 |
| 04/24/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 2.1k | $54.11 | $114.7k | | 04/24/2021 |
| 04/24/2021 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 646 | $54.11 | $35k | | 04/24/2021 |
| 10/25/2020 | Ultra Clean Holdings, Inc. | UCTT | Payment of Exercise | Common Stock | 1.9k | $23.58 | $45.5k | | 10/25/2020 |
| 04/24/2020 | Ultra Clean Holdings, Inc. | UCTT | Grant | | 12.3k | $0.00 | $0 | | 04/24/2020 |
| 10/25/2019 | Ultra Clean Holdings, Inc. | UCTT | Grant | | 17.2k | $0.00 | $0 | | 10/25/2019 |