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SIRIUS XM HLDGS INC
SIRIUS XM HLDGS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 5 Institutional holders with a total value of $10,474,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 2,306,100 8,048,000 76.84% Call
2 CITADEL ADVISORS LLC 448,900 1,567,000 14.96% Call
3 PEAK6 Group LLC 190,200 664,000 6.34% Call
4 Timber Hill LLC 36,400 127,000 1.21% Call
5 Virtu KCG Holdings LLC 19,500 68,000 0.65% 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.