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GTT COMMUNICATIONS INC COM
GTT COMMUNICATIONS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 74 Institutional holders with a total value of $333,822,791.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 COLUMBIA WANGER ASSET MANAGEMENT LLC 2,601,000 49,107,000 14.71%
2 CANNELL CAPITAL LLC 2,044,380 38,598,000 11.56%
3 GILDER GAGNON HOWE & CO LLC 1,825,426 34,464,000 10.32%
4 SPITFIRE CAPITAL LLC 1,544,525 29,161,000 8.74%
5 EMERALD ADVISERS, LLC 783,699 15,078,000 4.52%
6 WALL STREET ASSOCIATES 762,530 14,397,000 4.31%
7 EMERALD MUTUAL FUND ADVISERS TRUST 660,227 12,703,000 3.81%
8 Trafelet Capital Management, L.P. 591,732 11,172,000 3.35%
9 VANGUARD GROUP INC 567,458 10,713,000 3.21%
10 Pembroke Management, LTD 515,500 9,732,000 2.92%
11 DRIEHAUS CAPITAL MANAGEMENT LLC 452,152 8,537,000 2.56%
12 BlackRock Fund Advisors 446,167 8,424,000 2.52%
13 Lyon Street Capital, LLC 398,609 7,526,000 2.25%
14 Harvey Partners, LLC 362,500 6,844,000 2.05%
15 AlphaOne Investment Services, LLC 303,521 5,730,000 1.72%
16 DIMENSIONAL FUND ADVISORS LP 291,051 5,495,000 1.65%
17 Chevy Chase Trust Holdings, LLC 282,950 5,342,000 1.60%
18 Informed Momentum Co LLC 249,054 4,702,000 1.41%
19 Granahan Investment Management, LLC 242,600 4,580,000 1.37%
20 FEDERATED HERMES, INC. 200,000 3,776,000 1.13%
21 STATE STREET CORP 191,472 3,615,000 1.08%
22 Nicholas Investment Partners, LP 186,730 3,525,000 1.06%
23 ROYCE & ASSOCIATES LP 169,060 3,192,000 0.96%
24 Allianz Asset Management GmbH 167,230 3,157,000 0.95%
25 NORTHERN TRUST CORP 136,192 2,571,000 0.77%
26 S Squared Technology, LLC 133,900 2,528,000 0.76%
27 BlackRock Institutional Trust Company, N.A. 132,307 2,498,000 0.75%
28 MESSNER & SMITH THEME VALUE INVESTMENT MANAGEMENT LTD /CA/ 118,580 2,239,000 0.67%
29 BANK OF AMERICA CORP /DE/ 100,272 1,893,000 0.57%
30 Vident Investment Advisory, LLC 90,058 1,700,000 0.51%
31 Bank of New York Mellon Corp 81,537 1,540,000 0.46%
32 ANALYTIC INVESTORS, LLC 72,909 1,377,000 0.41%
33 UNITED SERVICES AUTOMOBILE ASSOCIATION 69,200 1,307,000 0.39%
34 RUSSELL FRANK CO/ 68,000 1,284,000 0.38%
35 RENAISSANCE TECHNOLOGIES LLC 64,000 1,208,000 0.36%
36 WILLIAMS JONES & ASSOCIATES LLC 62,940 1,188,000 0.36%
37 TIAA CREF INVESTMENT MANAGEMENT LLC 52,146 985,000 0.30%
38 DEUTSCHE BANK AG\ 51,902 979,000 0.29%
39 BlackRock Investment Management, LLC 46,688 881,000 0.26%
40 MORGAN STANLEY 41,150 776,000 0.23%
41 TWO SIGMA INVESTMENTS, LP 41,020 774,000 0.23%
42 CITADEL ADVISORS LLC 40,593 766,000 0.23%
43 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 29,059 549,000 0.16%
44 Calamos Advisors LLC 28,800 544,000 0.16%
45 TEACHERS ADVISORS, LLC 27,347 516,000 0.15%
46 Timpani Capital Management LLC 23,681 447,000 0.13%
47 CREDIT SUISSE AG/ 23,512 444,000 0.13%
48 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 34,308 420,000 0.13%
49 PARAMETRIC PORTFOLIO ASSOCIATES LLC 21,826 412,000 0.12%
50 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 20,700 391,000 0.12%
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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.