Form4insider filings, from the source

SEC Form 4 · accession 0001209191-15-027041

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
Mar 14, 2015
Accepted (ET)
Mar 17, 2015 · 4:29 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001524741

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Mar 14, 2015M1,365—A15,349D
Common StockMar 14, 2015F442$28.36D14,907D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF2,F3—Mar 14, 2015M1,365D——Common Stock1,3651,364D

Explanation of responses