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

Institutional Holders (2016Q2)
Portfolio Summary: 8 Institutional holders with a total value of $59,432,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 137,100 20,731,000 34.88% Call
2 Timber Hill LLC 114,200 17,268,000 29.06% Call
3 Hudson Bay Capital Management LP 60,000 9,073,000 15.27% Call
4 KGH Ltd 570,000 4,781,000 8.04% Call
5 Allianz Asset Management GmbH 21,100 3,191,000 5.37% Call
6 American Assets Investment Management, LLC 20,750 3,138,000 5.28%
7 SIMPLEX TRADING, LLC 775 811,000 1.36% Call
8 GROUP ONE TRADING LLC 2,900 439,000 0.74% 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.