Dark
Light
System
Security
PIONEER NAT RES CO
PIONEER NAT RES CO. Institutional holdings reported to the SEC.

Institutional Holders (2016Q3)
Portfolio Summary: 741 Institutional holders with a total value of $31,584,789,567.
#
Manager Name
Shares
Value ($)
%
Options
Notes
51 Sumitomo Mitsui Trust Group, Inc. 566,491 105,169,000 0.33%
52 NEW YORK STATE COMMON RETIREMENT FUND 563,566 104,626,000 0.33%
53 CREDIT SUISSE AG/ 550,104 102,127,000 0.32%
54 Brenham Capital Management, L.P. 550,000 102,108,000 0.32%
55 Carlson Capital, L.P. 530,130 98,419,000 0.31%
56 EMERALD ACQUISITION LTD. 527,748 97,972,000 0.31%
57 COLUMBUS CIRCLE INVESTORS 513,603 95,350,000 0.30%
58 3G Capital Partners LP 500,000 92,825,000 0.29%
59 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 475,631 88,301,000 0.28%
60 Swiss National Bank 474,052 88,008,000 0.28%
61 MORGAN STANLEY 471,915 87,611,000 0.28%
62 Allianz Asset Management GmbH 471,234 87,471,000 0.28%
63 TEACHERS ADVISORS, LLC 464,205 86,180,000 0.27%
64 WELLS FARGO & COMPANY/MN 450,285 83,595,000 0.26%
65 SCHRODER INVESTMENT MANAGEMENT GROUP 433,299 80,442,000 0.25%
66 DnB Asset Management AS 431,851 80,173,138 0.25%
67 BlackRock Finance, Inc. 431,839 80,171,000 0.25%
68 UBS Group AG 421,585 78,267,000 0.25%
69 RENAISSANCE TECHNOLOGIES LLC 413,388 76,745,000 0.24%
70 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 408,568 75,849,000 0.24%
71 TEACHER RETIREMENT SYSTEM OF TEXAS 405,617 75,303,000 0.24%
72 CI INVESTMENTS INC. 376,057 69,815,000 0.22%
73 Korea Investment CORP 374,250 69,480,000 0.22%
74 Blue Ridge Capital, L.L.C. 373,500 69,340,000 0.22%
75 Jefferies Group LLC 373,100 69,266,000 0.22% Put
76 KGH Ltd 372,828 69,216,000 0.22%
77 PARAMETRIC PORTFOLIO ASSOCIATES LLC 360,710 66,966,000 0.21%
78 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 357,635 66,395,000 0.21%
79 EATON VANCE MANAGEMENT 357,081 66,292,000 0.21%
80 AVENIR CORP 356,616 66,206,000 0.21%
81 FRANKLIN RESOURCES INC 352,875 65,511,000 0.21%
82 PFM Health Sciences, LP 349,564 64,897,000 0.21%
83 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 347,109 64,441,000 0.20%
84 Caymus Capital Partners, L.P. 345,600 64,161,000 0.20%
85 Arbiter Partners Capital Management LLC 344,900 64,031,000 0.20% Call
86 JENNISON ASSOCIATES LLC 339,191 62,971,000 0.20%
87 Mitsubishi UFJ Trust & Banking Corp 332,722 61,770,000 0.20%
88 JANUS HENDERSON INVESTORS US LLC 319,119 59,244,000 0.19%
89 Point72 Asset Management, L.P. 316,400 58,740,000 0.19%
90 ALLIANCEBERNSTEIN L.P. 303,627 56,368,000 0.18%
91 VIRTUS CAPITAL ADVISERS, LLC 302,800 56,229,000 0.18%
92 BLUESTEIN R H & CO LLC 301,926 56,053,000 0.18%
93 STRS OHIO 297,382 55,208,000 0.17%
94 AMERIPRISE FINANCIAL INC 292,691 55,172,000 0.17%
95 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 293,423 54,474,000 0.17%
96 CITIGROUP INC 286,600 53,207,000 0.17% Put
97 FRED ALGER MANAGEMENT, LLC 283,003 52,539,000 0.17%
98 AMF Tjanstepension AB 279,956 51,974,000 0.16%
99 RHUMBLINE ADVISERS 279,891 51,962,000 0.16%
100 APG Asset Management N.V. 273,820 50,835,000 0.16%
Page 2 of 15

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.