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NATURAL GAS SVCS GROUP INC
NATURAL GAS SVCS GROUP INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 90 Institutional holders with a total value of $250,740,541.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Neuberger Berman Group LLC 1,255,535 28,927,000 11.54%
2 DIMENSIONAL FUND ADVISORS LP 915,246 21,087,000 8.41%
3 Bank of New York Mellon Corp 601,561 13,861,000 5.53%
4 NORTHERN TRUST CORP 538,777 12,414,000 4.95%
5 Oslo Asset Management AS 516,688 11,904,000 4.75%
6 Boston Trust Walden Corp 440,462 10,148,000 4.05%
7 ROYCE & ASSOCIATES LP 416,938 9,606,000 3.83%
8 BlackRock Institutional Trust Company, N.A. 408,145 9,404,000 3.75%
9 VANGUARD GROUP INC 386,088 8,896,000 3.55%
10 WEATHERBIE CAPITAL, LLC 378,966 8,731,000 3.48%
11 SPITFIRE CAPITAL LLC 356,604 8,216,000 3.28%
12 PACIFIC GLOBAL INVESTMENT MANAGEMENT CO 344,300 7,933,000 3.16%
13 BlackRock Fund Advisors 341,967 7,879,000 3.14%
14 RENAISSANCE TECHNOLOGIES LLC 298,993 6,889,000 2.75%
15 EDGE ASSET MANAGEMENT, INC 267,204 6,156,000 2.46%
16 FRANKLIN RESOURCES INC 249,000 5,737,000 2.29%
17 KENNEDY CAPITAL MANAGEMENT LLC 240,758 5,547,000 2.21%
18 STATE STREET CORP 220,531 5,078,000 2.03%
19 THB ASSET MANAGEMENT 220,398 5,077,000 2.02%
20 AMERIPRISE FINANCIAL INC 212,464 4,895,000 1.95%
21 WELLS FARGO & COMPANY/MN 200,393 4,618,000 1.84%
22 RK Capital Management, LLC 187,992 4,331,000 1.73%
23 NS Advisors, LLC 137,614 3,171,000 1.26%
24 Clearbridge Investments, LLC 135,894 3,131,000 1.25%
25 AlphaOne Investment Services, LLC 127,168 2,930,000 1.17%
26 KORNITZER CAPITAL MANAGEMENT INC /KS 120,350 2,773,000 1.11%
27 BRIDGEWAY CAPITAL MANAGEMENT, LLC 101,405 2,336,000 0.93%
28 ANDERSON HOAGLAND & CO 89,720 2,067,000 0.82%
29 GEODE CAPITAL MANAGEMENT, LLC 73,337 1,689,000 0.67%
30 Pacific Ridge Capital Partners, LLC 68,040 1,568,000 0.63%
31 Nicholas Investment Partners, LP 62,986 1,451,000 0.58%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 59,752 1,377,000 0.55%
33 Boston Partners 55,610 1,281,000 0.51%
34 Nationwide Fund Advisors 52,069 1,200,000 0.48%
35 OUTFITTER ADVISORS, LTD. 51,550 1,188,000 0.47%
36 PARAMETRIC PORTFOLIO ASSOCIATES LLC 41,559 958,000 0.38%
37 BlackRock Investment Management, LLC 41,551 957,000 0.38%
38 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 39,531 911,000 0.36%
39 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 40,000 866,000 0.35%
40 Granite Investment Partners, LLC 35,851 826,000 0.33%
41 TWO SIGMA INVESTMENTS, LP 32,220 742,000 0.30%
42 RUSSELL FRANK CO/ 31,200 721,000 0.29%
43 BARCLAYS PLC 30,791 708,000 0.28%
44 OMT Capital Management LLC 30,460 702,000 0.28%
45 ROYAL BANK OF CANADA 27,603 636,000 0.25%
46 Opus Capital Group, LLC 26,354 607,000 0.24%
47 TWO SIGMA ADVISERS, LP 25,669 591,000 0.24%
48 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 23,121 533,000 0.21%
49 CREDIT SUISSE AG/ 22,752 524,000 0.21%
50 TEACHERS ADVISORS, LLC 19,650 453,000 0.18%
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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.