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

Institutional Holders (2016Q1)
Portfolio Summary: 5 Institutional holders with a total value of $74,815,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 208,000 29,274,000 39.13% Put
2 Timber Hill LLC 132,300 18,620,000 24.89% Put
3 GROUP ONE TRADING LLC 97,700 13,750,000 18.38% Put
4 Allianz Asset Management GmbH 89,900 12,653,000 16.91% Put
5 SIMPLEX TRADING, LLC 497 518,000 0.69% 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.