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Gastar Exploration, Ltd.
Gastar Exploration, Ltd.. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 84 Institutional holders with a total value of $32,521,128.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 2,689,202 3,523,000 10.83%
2 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 2,668,700 3,496,000 10.75%
3 BlackRock Institutional Trust Company, N.A. 2,224,299 2,914,000 8.96%
4 BlackRock Fund Advisors 2,076,079 2,720,000 8.36%
5 DIMENSIONAL FUND ADVISORS LP 2,052,937 2,689,000 8.27%
6 MILLENNIUM MANAGEMENT LLC 1,679,711 2,200,000 6.76%
7 STATE STREET CORP 1,158,097 1,514,000 4.66%
8 DALTON GREINER HARTMAN MAHER & CO 971,263 1,272,000 3.91%
9 DEPRINCE RACE & ZOLLO INC 952,269 1,247,000 3.83%
10 JPMORGAN CHASE & CO 865,825 1,134,000 3.49%
11 NORTHERN TRUST CORP 771,686 1,011,000 3.11%
12 NORTHPOINTE CAPITAL LLC 787,421 906,000 2.79%
13 RAFFLES ASSOCIATES LP 492,582 645,000 1.98%
14 Creative Planning 450,278 590,000 1.81%
15 GEODE CAPITAL MANAGEMENT, LLC 421,452 552,000 1.70%
16 KING LUTHER CAPITAL MANAGEMENT CORP 365,956 479,000 1.47%
17 BRIDGEWAY CAPITAL MANAGEMENT, LLC 314,078 411,000 1.26%
18 BlackRock Investment Management, LLC 311,496 408,000 1.25%
19 TIAA CREF INVESTMENT MANAGEMENT LLC 303,164 397,000 1.22%
20 OXFORD ASSET MANAGEMENT LLP 297,398 390,000 1.20%
21 Bank of New York Mellon Corp 280,600 368,000 1.13%
22 A.R.T. Advisors, LLC 170,885 223,000 0.69%
23 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 150,335 197,000 0.61%
24 SHEPHERD KAPLAN KROCHUK, LLC 145,465 191,000 0.59%
25 TFS CAPITAL LLC 144,632 189,000 0.58%
26 DEUTSCHE BANK AG\ 135,810 176,000 0.54%
27 TEACHERS ADVISORS, LLC 123,013 161,000 0.50%
28 Nationwide Fund Advisors 110,564 145,000 0.45%
29 RHUMBLINE ADVISERS 106,885 140,000 0.43%
30 GOLDMAN SACHS GROUP INC 106,165 139,000 0.43%
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 104,600 138,000 0.42%
32 WOLVERINE ASSET MANAGEMENT LLC 1,039 138,000 0.42% Put
33 SUNTRUST BANKS INC 101,682 133,000 0.41%
34 Teton Advisors, Inc. 95,800 125,000 0.38%
35 Virtu KCG Holdings LLC 88,653 116,000 0.36%
36 MORGAN STANLEY 75,221 98,000 0.30%
37 NEW YORK STATE COMMON RETIREMENT FUND 73,800 97,000 0.30%
38 Penn Capital Management Company, LLC 64,100 84,000 0.26%
39 SUSQUEHANNA INTERNATIONAL GROUP, LLP 63,448 83,000 0.26%
40 AMERICAN INTERNATIONAL GROUP, INC. 63,076 82,000 0.25%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 62,700 82,000 0.25% Call
42 WELLS FARGO & COMPANY/MN 59,966 79,000 0.24%
43 MANUFACTURERS LIFE INSURANCE COMPANY, THE 56,415 74,000 0.23%
44 SUSQUEHANNA INTERNATIONAL GROUP, LLP 49,800 65,000 0.20% Put
45 GSA CAPITAL PARTNERS LLP 46,850 61,000 0.19%
46 VOYA INVESTMENT MANAGEMENT LLC 40,606 53,000 0.16%
47 BLACKROCK ADVISORS LLC 33,539 44,000 0.14%
48 Invesco Ltd. 32,484 43,000 0.13%
49 PANAGORA ASSET MANAGEMENT INC 30,391 40,000 0.12%
50 CITIGROUP INC 25,942 35,000 0.11%
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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.