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

Institutional Holders (2014Q3)
Portfolio Summary: 593 Institutional holders with a total value of $26,739,218,228.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRICE T ROWE ASSOCIATES INC /MD/ 19,130,002 3,768,036,000 14.09%
2 Capital World Investors 10,517,900 2,071,711,000 7.75%
3 WELLINGTON MANAGEMENT GROUP LLP 8,816,501 1,736,587,000 6.49%
4 VANGUARD GROUP INC 7,651,875 1,507,190,000 5.64%
5 STATE STREET CORP 6,994,536 1,377,715,000 5.15%
6 VIKING GLOBAL INVESTORS LP 6,783,641 1,336,174,000 5.00%
7 SPO ADVISORY CORP 5,482,989 1,079,984,000 4.04%
8 Neuberger Berman Group LLC 4,938,941 972,823,000 3.64%
9 FMR LLC 4,201,520 827,572,000 3.09%
10 BlackRock Institutional Trust Company, N.A. 3,629,037 714,811,000 2.67%
11 WELLS FARGO & COMPANY/MN 3,193,618 629,045,000 2.35%
12 NORTHERN TRUST CORP 1,881,394 370,578,000 1.39%
13 BlackRock Fund Advisors 1,685,811 332,054,000 1.24%
14 JPMORGAN CHASE & CO 1,554,296 306,150,000 1.14%
15 Bank of New York Mellon Corp 1,475,357 290,601,000 1.09%
16 VAN ECK ASSOCIATES CORP 1,346,038 265,129,000 0.99%
17 COLUMBUS CIRCLE INVESTORS 1,300,384 256,137,000 0.96%
18 PointState Capital LP 1,256,375 247,468,000 0.93%
19 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,230,707 242,412,000 0.91%
20 BlackRock Group LTD 1,230,176 242,309,000 0.91%
21 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,190,700 234,532,000 0.88% Put
22 BANK OF AMERICA CORP /DE/ 1,120,264 220,659,000 0.83%
23 Invesco Ltd. 1,086,572 214,022,000 0.80%
24 GEODE CAPITAL MANAGEMENT, LLC 990,145 194,766,000 0.73%
25 NORGES BANK 959,789 189,049,000 0.71%
26 TIAA CREF INVESTMENT MANAGEMENT LLC 914,055 180,041,000 0.67%
27 Aristotle Capital Management, LLC 828,059 163,103,000 0.61%
28 Magnetar Financial LLC 817,905 161,103,000 0.60%
29 DEUTSCHE BANK AG\ 698,158 137,509,000 0.51%
30 SUSQUEHANNA INTERNATIONAL GROUP, LLP 672,300 132,423,000 0.50% Call
31 ABRAMS BISON INVESTMENTS, LLC 647,666 127,571,000 0.48%
32 Allianz Asset Management GmbH 596,279 117,449,000 0.44%
33 ADVISORY RESEARCH INC 592,608 116,726,000 0.44%
34 FRONTIER INVESTMENT MGMT CO 586,471 115,517,000 0.43%
35 GOLDMAN SACHS GROUP INC 571,462 112,561,000 0.42%
36 Legal & General Group Plc 544,348 107,224,000 0.40%
37 NEW YORK STATE COMMON RETIREMENT FUND 513,546 101,153,000 0.38%
38 RUSSELL FRANK CO/ 481,003 94,793,000 0.35%
39 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 468,487 92,278,000 0.35%
40 AVENIR CORP 413,443 81,436,000 0.30%
41 BlackRock Investment Management, LLC 406,022 79,974,000 0.30%
42 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 400,755 78,937,000 0.30%
43 STEADFAST CAPITAL MANAGEMENT LP 397,587 78,313,000 0.29%
44 CREDIT SUISSE AG/ 397,300 78,255,000 0.29%
45 D. E. Shaw & Co., Inc. 386,600 76,148,000 0.28% Put
46 GUGGENHEIM CAPITAL LLC 385,828 75,997,000 0.28%
47 JENNISON ASSOCIATES LLC 370,646 73,006,000 0.27%
48 BLACKROCK ADVISORS LLC 359,891 70,887,000 0.27%
49 Sumitomo Mitsui Trust Group, Inc. 339,945 66,959,000 0.25%
50 BlackRock Finance, Inc. 337,511 66,479,000 0.25%
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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.