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

Institutional Holders (2016Q4)
Portfolio Summary: 3 Institutional holders with a total value of $3,496,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 38,600 2,188,000 62.59% Put
2 Timber Hill LLC 22,800 1,292,000 36.96% Put
3 SIMPLEX TRADING, LLC 51 16,000 0.46% 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.