SEC Form 4 · accession 0001209191-16-098729
U.S. SILICA HOLDINGS, INC. · SLCA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael L Winkler
Officer — VP, Chief Operating Officer
Period of report
Feb 11, 2016
Accepted (ET)
Feb 16, 2016 · 4:26 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 11, 2016 | M | 1,434 | $15.46 | A | 15,370 | D | |
| Common Stock | Feb 11, 2016 | F | 540 | $15.46 | D | 14,830 | D | |
| Common StockF3 | Feb 12, 2016 | M | 2,872 | $16.10 | A | 17,702 | D | |
| Common Stock | Feb 12, 2016 | F | 1,082 | $16.10 | D | 16,620 | 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 UnitsF4,F5 | — | Feb 11, 2016 | M | 1,434 | D | — | — | Common Stock | 1,434 | 1,433 | D |
| Restricted Stock UnitsF4,F6 | — | Feb 12, 2016 | M | 2,872 | D | — | — | Common Stock | 2,872 | 5,742 | D |
Explanation of responses
- F1Scheduled vesting of restricted stock units granted February 11, 2014.
- F2Tax withholding on vested restricted stock units.
- F3Scheduled vesting of restricted stock units granted February 12, 2015.
- F4Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting of the unit.
- F5Restricted Stock Units granted on February 11, 2014 and vesting in three equal installments on the anniversary date of the grant.
- F6Restricted Stock Units granted on February 12, 2015 and vesting in three equal installments on the anniversaries of the grant date.