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PIONEER ENERGY SVCS CORP COM
PIONEER ENERGY SVCS CORP COM. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 165 Institutional holders with a total value of $304,967,200.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 6,100,952 33,799,000 11.08%
2 DIMENSIONAL FUND ADVISORS LP 5,342,108 29,596,000 9.70%
3 BlackRock Fund Advisors 3,768,510 20,878,000 6.85%
4 FRANKLIN RESOURCES INC 3,103,530 17,194,000 5.64%
5 MILLENNIUM MANAGEMENT LLC 3,047,057 16,881,000 5.54%
6 STATE STREET CORP 2,174,626 12,048,000 3.95%
7 ACADIAN ASSET MANAGEMENT LLC 1,864,071 10,326,000 3.39%
8 BlackRock Institutional Trust Company, N.A. 1,782,968 9,878,000 3.24%
9 NORTHERN TRUST CORP 1,460,197 8,089,000 2.65%
10 JPMORGAN CHASE & CO 1,456,671 8,070,000 2.65%
11 TEACHERS ADVISORS, LLC 1,174,322 6,506,000 2.13%
12 BOGLE INVESTMENT MANAGEMENT L P /DE/ 1,083,655 6,003,000 1.97%
13 NORGES BANK 843,226 4,672,000 1.53%
14 DEUTSCHE BANK AG\ 806,738 4,468,000 1.47%
15 RENAISSANCE TECHNOLOGIES LLC 794,398 4,401,000 1.44%
16 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 791,357 4,385,000 1.44%
17 AQR CAPITAL MANAGEMENT LLC 785,814 4,354,000 1.43%
18 BRIDGEWAY CAPITAL MANAGEMENT, LLC 756,640 4,192,000 1.37%
19 CITADEL ADVISORS LLC 729,823 4,044,000 1.33%
20 Bank of New York Mellon Corp 688,422 3,814,000 1.25%
21 WALL STREET ASSOCIATES 646,500 3,582,000 1.17%
22 GOLDMAN SACHS GROUP INC 568,826 3,151,000 1.03%
23 Numeric Investors LLC 538,296 2,982,000 0.98%
24 Nokomis Capital, L.L.C. 520,644 2,884,000 0.95%
25 GEODE CAPITAL MANAGEMENT, LLC 509,587 2,822,000 0.93%
26 SYSTEMATIC FINANCIAL MANAGEMENT LP 507,710 2,812,000 0.92%
27 GUGGENHEIM CAPITAL LLC 478,833 2,652,000 0.87%
28 CREDIT SUISSE AG/ 475,275 2,633,000 0.86%
29 Invesco Ltd. 462,827 2,564,000 0.84%
30 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 537,500 2,413,000 0.79%
31 PRINCIPAL FINANCIAL GROUP INC 403,655 2,236,000 0.73%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 390,151 2,161,000 0.71%
33 AMERIPRISE FINANCIAL INC 389,311 2,157,000 0.71%
34 AMERICAN CENTURY COMPANIES INC 357,830 1,982,000 0.65%
35 QS Investors, LLC 314,035 1,740,000 0.57%
36 D. E. Shaw & Co., Inc. 298,496 1,654,000 0.54%
37 BLACKROCK ADVISORS LLC 293,348 1,625,000 0.53%
38 SMITH ASSET MANAGEMENT GROUP LP 284,636 1,577,000 0.52%
39 TFS CAPITAL LLC 252,047 1,396,000 0.46%
40 HBK INVESTMENTS L P 247,605 1,372,000 0.45%
41 ANALYTIC INVESTORS, LLC 242,628 1,344,000 0.44%
42 DEERE & CO 233,768 1,295,000 0.42%
43 HIGHBRIDGE CAPITAL MANAGEMENT LLC 227,981 1,263,000 0.41%
44 DALTON GREINER HARTMAN MAHER & CO 223,404 1,238,000 0.41%
45 FULLER & THALER ASSET MANAGEMENT, INC. 217,900 1,207,000 0.40%
46 PARAMETRIC PORTFOLIO ASSOCIATES LLC 216,576 1,200,000 0.39%
47 BANK OF MONTREAL /CAN/ 216,672 1,200,000 0.39%
48 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 215,487 1,194,000 0.39%
49 BlackRock Investment Management, LLC 213,608 1,183,000 0.39%
50 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 206,474 1,144,000 0.38%
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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.