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

Institutional Holders (2016Q2)
Portfolio Summary: 718 Institutional holders with a total value of $25,082,027,718.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 13,391,137 2,024,874,000 8.07%
2 VANGUARD GROUP INC 10,623,670 1,606,405,000 6.40%
3 STATE STREET CORP 9,838,805 1,487,727,000 5.93%
4 JPMORGAN CHASE & CO 8,993,237 1,359,868,000 5.42%
5 Capital World Investors 6,497,823 982,536,000 3.92%
6 SPO ADVISORY CORP 6,078,746 919,167,000 3.66%
7 FMR LLC 5,712,022 863,716,000 3.44%
8 Capital Research Global Investors 5,202,000 786,594,000 3.14%
9 BlackRock Institutional Trust Company, N.A. 4,265,574 644,997,000 2.57%
10 Neuberger Berman Group LLC 3,318,592 501,804,000 2.00%
11 Bank of New York Mellon Corp 2,732,836 413,233,000 1.65%
12 BlackRock Fund Advisors 2,254,661 340,927,000 1.36%
13 PUTNAM INVESTMENTS LLC 2,005,645 303,274,000 1.21%
14 AMERICAN CENTURY COMPANIES INC 2,001,240 302,608,000 1.21%
15 GOLDMAN SACHS GROUP INC 1,947,397 294,466,000 1.17%
16 BlackRock Group LTD 1,943,567 293,888,000 1.17%
17 Winslow Capital Management, LLC 1,841,396 278,437,000 1.11%
18 NORTHERN TRUST CORP 1,826,896 276,244,000 1.10%
19 CITADEL ADVISORS LLC 1,745,252 263,900,000 1.05%
20 MILLENNIUM MANAGEMENT LLC 1,573,354 237,907,000 0.95%
21 VAN ECK ASSOCIATES CORP 1,530,811 231,474,000 0.92%
22 PRICE T ROWE ASSOCIATES INC /MD/ 1,377,734 208,327,000 0.83%
23 VIKING GLOBAL INVESTORS LP 1,368,586 206,944,000 0.83%
24 LONE PINE CAPITAL LLC 1,329,480 201,031,000 0.80%
25 GEODE CAPITAL MANAGEMENT, LLC 1,318,881 199,073,000 0.79%
26 NORGES BANK 1,288,229 194,793,000 0.78%
27 LAZARD ASSET MANAGEMENT LLC 1,266,917 191,569,000 0.76%
28 BLACKROCK ADVISORS LLC 1,192,668 180,343,000 0.72%
29 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,159,322 175,301,000 0.70%
30 TIAA CREF INVESTMENT MANAGEMENT LLC 1,134,900 171,608,000 0.68%
31 Aristotle Capital Management, LLC 1,111,682 168,098,000 0.67%
32 Two Creeks Capital Management, LP 1,087,314 164,413,000 0.66%
33 INGALLS & SNYDER LLC 1,072,366 162,153,000 0.65%
34 SUSQUEHANNA INTERNATIONAL GROUP, LLP 997,100 150,771,000 0.60% Put
35 BANK OF AMERICA CORP /DE/ 943,393 142,650,000 0.57%
36 Invesco Ltd. 918,458 138,880,000 0.55%
37 ADAGE CAPITAL PARTNERS GP, L.L.C. 914,700 138,312,000 0.55%
38 DIMENSIONAL FUND ADVISORS LP 789,163 119,331,000 0.48%
39 MORGAN STANLEY 787,452 119,070,000 0.47%
40 VIRTUS CAPITAL ADVISERS, LLC 770,875 116,487,000 0.46%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 742,500 112,273,000 0.45% Call
42 Legal & General Group Plc 702,867 106,279,000 0.42%
43 Magnetar Financial LLC 690,809 104,457,000 0.42%
44 TEACHERS ADVISORS, LLC 666,577 100,793,000 0.40%
45 WADDELL & REED FINANCIAL INC 653,280 98,783,000 0.39%
46 ROYAL BANK OF CANADA 614,290 92,887,000 0.37%
47 FRONTIER INVESTMENT MGMT CO 600,274 90,767,000 0.36%
48 3G Capital Partners LP 600,000 90,726,000 0.36%
49 BlackRock Investment Management, LLC 588,218 88,944,000 0.35%
50 Zimmer Partners, LP 585,570 88,544,000 0.35%
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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.