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

Institutional Holders (2014Q4)
Portfolio Summary: 4 Institutional holders with a total value of $6,902,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 95,300 2,448,000 35.47% Put
2 GROUP ONE TRADING LLC 73,100 1,878,000 27.21% Put
3 KGH Ltd 5,000 1,825,000 26.44% Put
4 SIMPLEX TRADING, LLC 342 751,000 10.88% Put

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.