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U S SILICA HLDGS INC
U S SILICA HLDGS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q2)
Portfolio Summary: 5 Institutional holders with a total value of $10,770,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 137,700 4,747,000 44.08% Call
2 CITADEL ADVISORS LLC 134,500 4,636,000 43.05% Call
3 Timber Hill LLC 28,500 982,000 9.12% Call
4 SIMPLEX TRADING, LLC 1,425 405,000 3.76% Call
5 SEVENBRIDGE FINANCIAL GROUP, LLC 7 0 0.00% Call

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.