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

Institutional Holders (2017Q2)
Portfolio Summary: 130 Institutional holders with a total value of $805,403,129.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GILDER GAGNON HOWE & CO LLC 1,916,594 60,660,000 7.53%
2 BlackRock Finance, Inc. 1,769,867 56,015,000 6.95%
3 DIMENSIONAL FUND ADVISORS LP 1,632,321 51,664,000 6.41%
4 BAMCO INC /NY/ 1,350,000 42,727,000 5.31%
5 VANGUARD GROUP INC 1,228,307 38,876,000 4.83%
6 EMERALD ADVISERS, LLC 1,169,966 37,029,000 4.60%
7 First Washington CORP 105,640 33,435,000 4.15%
8 Pembroke Management, LTD 992,876 31,424,000 3.90%
9 SPITFIRE CAPITAL LLC 907,193 28,713,000 3.57%
10 EMERALD MUTUAL FUND ADVISERS TRUST 874,351 27,673,000 3.44%
11 ROYAL BANK OF CANADA 859,355 27,198,000 3.38%
12 Trafelet Capital Management, L.P. 852,486 26,981,000 3.35%
13 FRED ALGER MANAGEMENT, LLC 734,163 23,236,000 2.89%
14 WILLIAMS JONES & ASSOCIATES LLC 675,400 21,376,000 2.65%
15 DRIEHAUS CAPITAL MANAGEMENT LLC 627,678 19,866,000 2.47%
16 STATE STREET CORP 556,708 17,618,000 2.19%
17 SENTINEL ASSET MANAGEMENT, INC. 476,134 15,070,000 1.87%
18 CASTLEARK MANAGEMENT LLC 472,769 14,963,000 1.86%
19 RUSSELL INVESTMENTS GROUP, LTD. 397,751 12,589,000 1.56%
20 NORTHERN TRUST CORP 397,195 12,571,000 1.56%
21 FEDERATED HERMES, INC. 335,000 10,603,000 1.32%
22 Bank of New York Mellon Corp 325,388 10,298,000 1.28%
23 KENNEDY CAPITAL MANAGEMENT LLC 289,159 9,152,000 1.14%
24 Lyon Street Capital, LLC 282,311 8,935,000 1.11%
25 BANK OF AMERICA CORP /DE/ 275,056 8,706,000 1.08%
26 Cove Street Capital, LLC 268,785 8,507,000 1.06%
27 WADDELL & REED FINANCIAL INC 252,500 7,992,000 0.99%
28 RENAISSANCE TECHNOLOGIES LLC 228,365 7,228,000 0.90%
29 BANK OF MONTREAL /CAN/ 226,511 7,169,000 0.89%
30 GEODE CAPITAL MANAGEMENT, LLC 219,765 6,955,000 0.86%
31 LOOMIS SAYLES & CO L P 216,243 6,844,000 0.85%
32 Allianz Asset Management GmbH 199,453 6,313,000 0.78%
33 GAM Holding AG 194,500 6,156,000 0.76%
34 MORGAN STANLEY 169,199 5,355,000 0.66%
35 Harvey Partners, LLC 165,131 5,226,000 0.65%
36 AlphaOne Investment Services, LLC 164,882 5,217,000 0.65%
37 DEUTSCHE BANK AG\ 140,616 4,449,000 0.55%
38 OSTERWEIS CAPITAL MANAGEMENT INC 137,392 4,348,000 0.54%
39 Informed Momentum Co LLC 117,446 3,717,000 0.46%
40 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 116,867 3,699,000 0.46%
41 Curi Capital, LLC 103,030 3,261,000 0.40%
42 State of Tennessee, Department of Treasury 100,000 3,165,000 0.39%
43 TIAA CREF INVESTMENT MANAGEMENT LLC 83,165 2,632,000 0.33%
44 Timpani Capital Management LLC 81,887 2,592,000 0.32%
45 PUTNAM INVESTMENTS LLC 77,798 2,462,000 0.31%
46 Granahan Investment Management, LLC 75,992 2,405,000 0.30%
47 SUSQUEHANNA INTERNATIONAL GROUP, LLP 74,347 2,353,000 0.29%
48 INSIGHT CAPITAL RESEARCH & MANAGEMENT INC 69,761 2,208,000 0.27%
49 PARAMETRIC PORTFOLIO ASSOCIATES LLC 69,096 2,187,000 0.27%
50 Monarch Partners Asset Management LLC 68,830 2,178,000 0.27%
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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.