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

Institutional Holders (2015Q2)
Portfolio Summary: 597 Institutional holders with a total value of $20,186,902,939.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRICE T ROWE ASSOCIATES INC /MD/ 10,655,208 1,477,771,000 7.32%
2 Capital World Investors 10,512,169 1,457,933,000 7.22%
3 WELLINGTON MANAGEMENT GROUP LLP 10,147,645 1,407,377,000 6.97%
4 VANGUARD GROUP INC 8,902,348 1,234,666,000 6.12%
5 STATE STREET CORP 8,031,229 1,113,846,000 5.52%
6 SPO ADVISORY CORP 7,350,889 1,019,495,000 5.05%
7 VIKING GLOBAL INVESTORS LP 6,391,252 886,403,000 4.39%
8 Neuberger Berman Group LLC 4,212,417 584,220,000 2.89%
9 FMR LLC 4,202,517 582,848,000 2.89%
10 BAUPOST GROUP LLC/MA 4,065,000 563,775,000 2.79%
11 BlackRock Institutional Trust Company, N.A. 3,777,001 523,832,000 2.59%
12 GOLDMAN SACHS GROUP INC 2,579,530 357,756,000 1.77%
13 BlackRock Fund Advisors 2,570,348 356,482,000 1.77%
14 CITADEL ADVISORS LLC 2,378,562 329,883,000 1.63%
15 JPMORGAN CHASE & CO 2,246,957 311,629,000 1.54%
16 BlackRock Group LTD 2,005,147 278,093,000 1.38%
17 TIAA CREF INVESTMENT MANAGEMENT LLC 1,871,690 259,585,000 1.29%
18 NORTHERN TRUST CORP 1,763,734 244,612,000 1.21%
19 Bank of New York Mellon Corp 1,708,815 236,997,000 1.17%
20 PointState Capital LP 1,667,971 231,331,000 1.15%
21 VAN ECK ASSOCIATES CORP 1,529,635 212,145,000 1.05%
22 BLACKROCK ADVISORS LLC 1,220,612 169,287,000 0.84%
23 GEODE CAPITAL MANAGEMENT, LLC 1,180,203 163,361,000 0.81%
24 WELLS FARGO & COMPANY/MN 1,104,031 153,079,000 0.76%
25 NORGES BANK 1,045,300 144,973,000 0.72%
26 Invesco Ltd. 939,000 130,229,000 0.65%
27 Aristotle Capital Management, LLC 921,439 127,794,000 0.63%
28 TEACHERS ADVISORS, LLC 921,265 127,770,000 0.63%
29 SUSQUEHANNA INTERNATIONAL GROUP, LLP 900,000 124,821,000 0.62% Put
30 Salzman & Co., Inc. 873,512 121,147,000 0.60%
31 MILLENNIUM MANAGEMENT LLC 865,888 120,090,000 0.59%
32 SUSQUEHANNA INTERNATIONAL GROUP, LLP 724,500 100,481,000 0.50% Call
33 LAZARD ASSET MANAGEMENT LLC 659,151 91,417,000 0.45%
34 FRONTIER INVESTMENT MGMT CO 606,593 84,128,000 0.42%
35 VIRTUS CAPITAL ADVISERS, LLC 576,975 80,021,000 0.40%
36 Legal & General Group Plc 556,614 77,195,000 0.38%
37 BlackRock Investment Management, LLC 525,785 72,921,000 0.36%
38 KGH Ltd 499,373 69,258,000 0.34%
39 Point72 Asset Management, L.P. 494,301 68,555,000 0.34%
40 Sumitomo Mitsui Trust Group, Inc. 489,804 67,931,000 0.34%
41 WEITZ INVESTMENT MANAGEMENT, INC. 488,883 67,803,000 0.34%
42 FRANKLIN RESOURCES INC 487,421 67,600,000 0.33%
43 Magnetar Financial LLC 476,636 66,105,000 0.33%
44 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 458,922 63,647,000 0.32%
45 NEW YORK STATE COMMON RETIREMENT FUND 454,344 63,013,000 0.31%
46 Columbus Hill Capital Management, L.P. 426,913 59,209,000 0.29%
47 Allianz Asset Management GmbH 423,371 58,717,000 0.29%
48 Pine River Capital Management L.P. 415,547 57,633,000 0.29%
49 DEUTSCHE BANK AG\ 411,486 57,062,000 0.28%
50 AVENIR CORP 410,818 56,976,000 0.28%
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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.