WINKLER MICHAEL L 4
4 · U.S. SILICA HOLDINGS, INC. · Filed Dec 22, 2021
Insider Transaction Report
Form 4
WINKLER MICHAEL L
Vice President of Operations
Transactions
- Award
Common Stock
2021-12-20+26,852→ 344,203 total - Award
Common Stock
2021-12-20+20,694→ 364,897 total - Tax Payment
Common Stock
2021-12-20$9.13/sh−45,115$411,900→ 319,782 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 26,852 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 20,694 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.