Merril Donald A 4
4 · U.S. SILICA HOLDINGS, INC. · Filed Dec 22, 2021
Insider Transaction Report
Form 4
Merril Donald A
Vice President of Finance
Transactions
- Award
Common Stock
2021-12-20+20,656→ 224,751 total - Tax Payment
Common Stock
2021-12-20$9.13/sh−36,253$330,990→ 204,417 total - Award
Common Stock
2021-12-20+15,919→ 240,670 total
Footnotes (3)
- [F1]On February 12, 2019, the reporting person was granted performance-based restricted stock units subject to vesting based on the attainment of certain pre-established objectives. Certain performance criteria were met, resulting in vesting of the grant as to 20,656 shares of the issuer's common stock on December 20, 2021.
- [F2]On February 12, 2019, the reporting person was granted performance-based restricted stock units subject to vesting based on the attainment of certain pre-established objectives. Certain performance criteria were met, resulting in vesting of the grant as to 15,919 shares of the issuer's common stock on December 20, 2021.
- [F3]Represents tax withholding on vested restricted stock units and vested performance-based restricted stock units.