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

Institutional Holders (2014Q2)
Portfolio Summary: 3 Institutional holders with a total value of $4,967,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 47,500 2,633,000 53.01% Call
2 GROUP ONE TRADING LLC 37,200 2,062,000 41.51% Call
3 Virtu KCG Holdings LLC 4,900 272,000 5.48% 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.