| 12 May 2022 | TAX_WITHHOLDING | U.S. SILICA HOLDINGS, INC. | 9,824 | 15.57 USD | |
| 10 Feb 2022 | GRANT_AWARD | U.S. SILICA HOLDINGS, INC. | 18,036 | 0.00 USD | |
| 20 Dec 2021 | TAX_WITHHOLDING | U.S. SILICA HOLDINGS, INC. | 5,374 | 9.13 USD | |
| 07 Nov 2021 | TAX_WITHHOLDING | US SILICA CO | 1,671 | 10.93 USD | |
| 12 May 2021 | TAX_WITHHOLDING | U.S. SILICA HOLDINGS, INC. | 6,088 | 11.15 USD | |
| 12 Feb 2021 | GRANT_AWARD | U.S. SILICA HOLDINGS, INC. | 20,800 | 0.00 USD | |
| 06 Feb 2021 | TAX_WITHHOLDING | U.S. SILICA HOLDINGS, INC. | 1,993 | 9.04 USD | |
| 07 Nov 2020 | TAX_WITHHOLDING | U.S. SILICA HOLDINGS, INC. | 1,671 | 2.82 USD | |
| 12 May 2020 | GRANT_AWARD | U.S. SILICA HOLDINGS, INC. | 75,000 | 0.00 USD | |
| 25 Mar 2020 | PURCHASE | U.S. SILICA HOLDINGS, INC. | 10,000 | 1.46 USD | |
| 06 Feb 2020 | GRANT_AWARD | U.S. SILICA HOLDINGS, INC. | 20,161 | 0.00 USD | |
| 07 Nov 2019 | GRANT_AWARD | U.S. SILICA HOLDINGS, INC. | 20,576 | 0.00 USD | |