| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/04/2023 | Heritage-Crystal Clean, Inc. | HCCI | Payment of Exercise | Common Stock | 1.7k | $45.18 | $77.4k | | 10/04/2023 |
| 03/10/2023 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 6.2k | $37.83 | $236.1k | | 03/10/2023 |
| 12/05/2022 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 36.5k | $28.79 | $1.1M | | 12/05/2022 |
| 05/16/2022 | Heritage-Crystal Clean, Inc. | HCCI | Payment of Exercise | Common Stock | 10k | $28.83 | $287.6k | | 05/16/2022 |
| 05/16/2022 | Heritage-Crystal Clean, Inc. | HCCI | Disposition | Common Stock | 21.4k | $28.83 | $617.8k | | 05/16/2022 |
| 03/11/2022 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 8.3k | $27.54 | $228.1k | | 03/11/2022 |
| 12/31/2021 | Heritage-Crystal Clean, Inc. | HCCI | Payment of Exercise | Common Stock | 1.2k | $32.02 | $39.6k | | 12/31/2021 |
| 02/22/2021 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 4.1k | $0.00 | $0 | | 02/22/2021 |
| 05/15/2020 | Heritage-Crystal Clean, Inc. | HCCI | Purchase | Common Stock | 561 | $13.99 | $7.8k | | 05/14/2020 |
| 05/14/2020 | Heritage-Crystal Clean, Inc. | HCCI | Purchase | Common Stock | 439 | $13.50 | $5.9k | | 05/14/2020 |
| 02/19/2020 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 4.2k | $0.00 | $0 | | 02/19/2020 |
| 02/19/2020 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 4.3k | $0.00 | $0 | | 02/19/2020 |
| 01/01/2020 | Heritage-Crystal Clean, Inc. | HCCI | Payment of Exercise | Common Stock | 1.8k | $31.37 | $56.8k | | 01/01/2020 |
| 05/06/2019 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 2.3k | $0.00 | $0 | | 05/06/2019 |
| 03/06/2019 | Heritage-Crystal Clean, Inc. | HCCI | Exercise | Common Stock | 1.2k | $24.96 | $29.9k | | 03/06/2019 |
| 03/06/2019 | Heritage-Crystal Clean, Inc. | HCCI | Exercise | Employee Stock Option (right to buy) | 1.2k | $7.33 | $8.8k | | 03/06/2019 |
| 01/01/2019 | Heritage-Crystal Clean, Inc. | HCCI | Payment of Exercise | Common Stock | 1.8k | $23.01 | $42.4k | | 01/01/2019 |
| 04/13/2018 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 55.4k | $22.35 | $1.2M | | 04/13/2018 |
| 02/23/2018 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 7.9k | $0.00 | $0 | | 02/23/2018 |
| 02/21/2017 | Heritage-Crystal Clean, Inc. | HCCI | Grant | Common Stock | 6k | $0.00 | $0 | | 02/21/2017 |