Merril Donald A 4
4 · U.S. SILICA HOLDINGS, INC. · Filed Feb 13, 2023
Insider Transaction Report
Form 4
Merril Donald A
Vice President of Finance
Transactions
- Award
Common Stock
2023-02-09+43,421→ 233,588 total - Award
Common Stock
2023-02-09+177,601→ 411,189 total - Tax Payment
Common Stock
2023-02-09$11.83/sh−67,581$799,483→ 343,608 total
Footnotes (3)
- [F1]Represents restricted stock units granted on February 9, 2023 which will vest in three equal installments on the anniversary of the grant date.
- [F2]On February 6, 2020, 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 177,601 shares of the issuer's common stock.
- [F3]Represents tax withholding on vested performance-based restricted stock units.