Bernard Peter Clark 4
4 · U.S. SILICA HOLDINGS, INC. · Filed Dec 21, 2017
Insider Transaction Report
Form 4
Bernard Peter Clark
Director
Transactions
- Purchase
Common Stock
2017-12-20$31.16/sh+600$18,696→ 25,106 total
4 · U.S. SILICA HOLDINGS, INC. · Filed Dec 21, 2017
Common Stock