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

Institutional Holders (2014Q3)
Portfolio Summary: 144 Institutional holders with a total value of $230,046,693.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 MILLENNIUM MANAGEMENT LLC 2,754,570 16,169,000 7.03%
2 STATE STREET CORP 2,611,950 15,334,000 6.67%
3 DIMENSIONAL FUND ADVISORS LP 2,234,701 13,120,000 5.70%
4 VANGUARD GROUP INC 2,021,427 11,866,000 5.16%
5 Andalusian Capital Partners, LP 1,874,618 11,004,000 4.78%
6 BlackRock Institutional Trust Company, N.A. 1,858,863 10,912,000 4.74%
7 BlackRock Fund Advisors 1,673,897 9,826,000 4.27%
8 SkyTop Capital Management LLC 1,442,625 8,468,000 3.68%
9 CITADEL ADVISORS LLC 1,291,125 7,579,000 3.29%
10 MARSHALL WACE, LLP 1,137,127 6,675,000 2.90%
11 OXFORD ASSET MANAGEMENT LLP 935,307 5,874,000 2.55%
12 RAFFLES ASSOCIATES LP 977,582 5,738,000 2.49%
13 Allianz Asset Management GmbH 902,219 5,296,000 2.30%
14 Northern Right Capital Management, L.P. 897,892 5,271,000 2.29%
15 NORTHPOINTE CAPITAL LLC 746,283 4,381,000 1.90%
16 Penn Capital Management Company, LLC 703,485 4,129,000 1.79%
17 BARCLAYS PLC 786,190 3,931,000 1.71%
18 NORTHERN TRUST CORP 635,931 3,733,000 1.62%
19 CASTLEARK MANAGEMENT LLC 659,497 3,607,000 1.57%
20 MORGAN STANLEY 580,389 3,407,000 1.48%
21 AMUNDI ASSET MANAGEMENT US, INC. 502,500 2,950,000 1.28%
22 SCHAFER CULLEN CAPITAL MANAGEMENT INC 490,980 2,882,000 1.25%
23 Zimmer Partners, LP 480,000 2,818,000 1.22%
24 Bank of New York Mellon Corp 436,743 2,564,000 1.11%
25 AXA S.A. 400,000 2,348,000 1.02%
26 WHITEBOX ADVISORS LLC 394,501 2,316,000 1.01%
27 GEODE CAPITAL MANAGEMENT, LLC 392,019 2,300,000 1.00%
28 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 367,476 2,157,000 0.94%
29 KING LUTHER CAPITAL MANAGEMENT CORP 363,500 2,134,000 0.93%
30 SUSQUEHANNA INTERNATIONAL GROUP, LLP 362,800 2,130,000 0.93% Put
31 SCHRODER INVESTMENT MANAGEMENT GROUP 358,034 2,101,660 0.91%
32 Pine River Capital Management L.P. 348,467 2,046,000 0.89%
33 SUSQUEHANNA INTERNATIONAL GROUP, LLP 320,100 1,879,000 0.82% Call
34 PARAMETRIC PORTFOLIO ASSOCIATES LLC 302,305 1,775,000 0.77%
35 DIALECTIC CAPITAL MANAGEMENT, LP 292,332 1,716,000 0.75%
36 Invesco Ltd. 253,085 1,485,000 0.65%
37 TIAA CREF INVESTMENT MANAGEMENT LLC 241,749 1,419,000 0.62%
38 RUSSELL FRANK CO/ 229,424 1,346,000 0.59%
39 DALTON GREINER HARTMAN MAHER & CO 226,720 1,331,000 0.58%
40 BlackRock Investment Management, LLC 203,509 1,195,000 0.52%
41 TBP Investments Management, LLC 177,549 1,042,000 0.45%
42 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 173,201 1,017,000 0.44%
43 BRIDGEWAY CAPITAL MANAGEMENT, LLC 166,250 976,000 0.42%
44 MOORE CAPITAL MANAGEMENT, LP 154,203 905,000 0.39%
45 CREDIT SUISSE AG/ 153,406 901,000 0.39%
46 DRIEHAUS CAPITAL MANAGEMENT LLC 146,889 862,000 0.37%
47 D. E. Shaw & Co., Inc. 139,652 820,000 0.36%
48 SUSQUEHANNA INTERNATIONAL GROUP, LLP 137,366 806,000 0.35%
49 DEUTSCHE BANK AG\ 134,325 786,000 0.34%
50 Informed Momentum Co LLC 131,674 773,000 0.34%
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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.