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PIONEER NAT RES CO
PIONEER NAT RES CO. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 6 Institutional holders with a total value of $82,820,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 287,800 56,688,000 68.45% Call
2 Timber Hill LLC 82,800 16,309,000 19.69% Call
3 PEAK6 Group LLC 33,900 6,677,000 8.06% Call
4 Virtu KCG Holdings LLC 12,300 2,423,000 2.93% Call
5 GROUP ONE TRADING LLC 2,000 394,000 0.48% Call
6 SG Americas Securities, LLC 17,100 329,000 0.40% 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.