SEC Form 4 · accession 0000899243-18-004031
U.S. SILICA HOLDINGS, INC. · SLCA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Don D Weinheimer
Officer — SVP & President, O&G Proppants
Period of report
Feb 12, 2018
Accepted (ET)
Feb 14, 2018 · 8:55 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001524741
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Feb 12, 2018 | M | 1,950 | — | A | 18,186 | D | |
| Common Stock | Feb 12, 2018 | F | 870 | $29.37 | D | 17,316 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF3,F4 | — | Feb 12, 2018 | M | 1,950 | D | — | — | Common Stock | 1,950 | 0 | D |
Explanation of responses
- F1Scheduled vesting of restricted stock units granted on February 12, 2015.
- F2Tax withholding on vested restricted stock units.
- F3Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting of the unit.
- F4Restricted Stock Units granted on February 12, 2015 and vesting in three equal installments on the anniversaries of the grant date.