SEC Form 4 · accession 0001209191-15-027033
U.S. SILICA HOLDINGS, INC. · SLCA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Bradford B Casper
Officer — VP, Strategic Planning
Period of report
Mar 14, 2015
Accepted (ET)
Mar 17, 2015 · 4:25 pm EDT
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,F2 | Mar 14, 2015 | M | 1,228 | — | A | 7,943 | D | |
| Common Stock | Mar 14, 2015 | F | 398 | $28.36 | D | 7,545 | 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 | — | Mar 14, 2015 | M | 1,228 | D | — | — | Common Stock | 1,228 | 1,228 | D |
Explanation of responses
- F1Scheduled vesting of one-third of restricted stock units granted 5/17/2013.
- F2The Form 4 filed by the reporting person on February 13, 2015 inadvertently reported that the reporting person beneficially owned 7,015 shares of the issuer's common stock. The correct number of shares beneficially owned by the reporting person on February 13, 2015 was 6,715.
- 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 May 17, 2013 and vesting in three equal installments each on March 14, 2014, March 14, 2015, and March 14, 2016.