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

Institutional Holders (2014Q1)
Portfolio Summary: 601 Institutional holders with a total value of $25,519,162,088.
#
Manager Name
Shares
Value ($)
%
Options
Notes
151 PICTET ASSET MANAGEMENT LTD 75,000 14,036,000 0.06%
152 WEITZ INVESTMENT MANAGEMENT, INC. 72,370 13,543,000 0.05%
153 Independence Capital Asset Partners, LLC 72,082 13,489,000 0.05%
154 SG Americas Securities, LLC 71,833 13,443,000 0.05%
155 INTEGRAL DERIVATIVES, LLC 71,600 13,399,000 0.05% Put
156 TCW GROUP INC 71,151 13,315,000 0.05%
157 BANK OF MONTREAL /CAN/ 70,700 13,231,000 0.05% Put
158 LMCG INVESTMENTS, LLC 70,496 13,193,000 0.05%
159 I.G. INVESTMENT MANAGEMENT, LTD. 70,068 13,113,000 0.05%
160 MACQUARIE GROUP LTD 69,220 12,954,000 0.05%
161 COMERICA BANK 67,576 12,646,000 0.05%
162 INTEGRAL DERIVATIVES, LLC 66,977 12,534,000 0.05%
163 UBS AG 66,091 12,368,000 0.05%
164 Nuveen Asset Management, LLC 65,645 12,285,000 0.05%
165 BNP PARIBAS FINANCIAL MARKETS 61,356 11,858,300 0.05%
166 SUFFOLK CAPITAL MANAGEMENT LLC 62,975 11,785,000 0.05%
167 TEXAS PERMANENT SCHOOL FUND CORP 62,720 11,737,000 0.05%
168 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 62,191 11,638,000 0.05%
169 BISLETT MANAGEMENT, LLC 60,000 11,228,000 0.04%
170 NOMURA HOLDINGS INC 60,000 11,212,000 0.04% Put
171 HUDSON EDGE INVESTMENT PARTNERS INC. 59,405 11,117,000 0.04%
172 CIBC Private Wealth Group LLC 57,417 11,089,000 0.04%
173 AVIVA PLC 59,104 11,061,000 0.04%
174 STATE OF MICHIGAN RETIREMENT SYSTEM 58,354 10,920,000 0.04%
175 AMERICAN INTERNATIONAL GROUP, INC. 57,731 10,803,780 0.04%
176 Magnetar Financial LLC 57,400 10,742,000 0.04% Put
177 COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT 56,184 10,514,000 0.04%
178 PEAK6 Group LLC 55,800 10,443,000 0.04% Put
179 COBALT CAPITAL MANAGEMENT, INC. 55,000 10,293,000 0.04%
180 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 54,576 10,213,000 0.04%
181 F&C Asset Management plc 53,832 10,076,000 0.04%
182 SEI TRUST CO 53,286 9,972,000 0.04%
183 AMP Capital Investors Ltd 52,582 9,932,000 0.04%
184 CI INVESTMENTS INC. 53,050 9,928,000 0.04%
185 PEAK6 Group LLC 52,800 9,881,000 0.04% Call
186 Global X Management CO LLC 52,560 9,836,000 0.04%
187 MURPHY CAPITAL MANAGEMENT INC 52,350 9,796,000 0.04%
188 PUBLIC SECTOR PENSION INVESTMENT BOARD 52,307 9,789,000 0.04%
189 DENVER INVESTMENT ADVISORS LLC 50,569 9,463,000 0.04%
190 TIEDEMANN TRUST CO 49,933 9,344,000 0.04%
191 BHF Kleinwort Benson Group S.A. 49,645 9,291,000 0.04%
192 Greenbrier Partners Capital Management, LLC 49,297 9,225,000 0.04%
193 NOMURA HOLDINGS INC 47,372 8,852,000 0.03%
194 TD Securities (USA) LLC 46,900 8,777,000 0.03%
195 Twin Tree Management, LP 46,600 8,721,000 0.03% Put
196 CAPITAL FUND MANAGEMENT S.A. 46,500 8,702,000 0.03% Call
197 OPPENHEIMER & CO INC 46,089 8,625,000 0.03%
198 Teton Advisors, Inc. 45,243 8,467,000 0.03%
199 NORTHEAST INVESTMENT MANAGEMENT 44,050 8,244,000 0.03%
200 Nippon Life Global Investors Americas, Inc. 41,520 7,771,000 0.03%
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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.