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

Institutional Holders (2016Q4)
Portfolio Summary: 108 Institutional holders with a total value of $657,882,926.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GILDER GAGNON HOWE & CO LLC 1,941,730 55,825,000 8.49%
2 DIMENSIONAL FUND ADVISORS LP 1,590,122 45,716,000 6.95%
3 WEATHERBIE CAPITAL, LLC 1,433,859 41,223,000 6.27%
4 SPITFIRE CAPITAL LLC 1,097,955 31,566,000 4.80%
5 VANGUARD GROUP INC 1,030,557 29,628,000 4.50%
6 EMERALD ADVISERS, LLC 971,549 27,932,000 4.25%
7 Pembroke Management, LTD 927,776 26,673,000 4.05%
8 Trafelet Capital Management, L.P. 878,808 25,265,730 3.84%
9 EMERALD MUTUAL FUND ADVISERS TRUST 874,351 25,138,000 3.82%
10 BlackRock Fund Advisors 844,715 24,286,000 3.69%
11 KALMAR INVESTMENTS INC /DE/ 754,924 21,704,000 3.30%
12 ROYAL BANK OF CANADA 726,851 20,896,000 3.18%
13 DRIEHAUS CAPITAL MANAGEMENT LLC 702,041 20,184,000 3.07%
14 BlackRock Institutional Trust Company, N.A. 615,900 17,707,000 2.69%
15 SENTINEL ASSET MANAGEMENT, INC. 595,680 17,126,000 2.60%
16 Lyon Street Capital, LLC 494,759 14,224,000 2.16%
17 WILLIAMS JONES & ASSOCIATES LLC 456,515 13,125,000 2.00%
18 STATE STREET CORP 446,332 12,833,000 1.95%
19 FEDERATED HERMES, INC. 370,000 10,638,000 1.62%
20 CASTLEARK MANAGEMENT LLC 355,252 10,213,000 1.55%
21 GAM Holding AG 334,994 9,623,000 1.46%
22 NORTHERN TRUST CORP 322,555 9,273,000 1.41%
23 BANK OF AMERICA CORP /DE/ 287,742 8,272,000 1.26%
24 MORGAN STANLEY 283,386 8,147,000 1.24%
25 PUTNAM INVESTMENTS LLC 261,138 7,508,000 1.14%
26 KENNEDY CAPITAL MANAGEMENT LLC 257,569 7,405,000 1.13%
27 WADDELL & REED FINANCIAL INC 235,500 6,771,000 1.03%
28 OSTERWEIS CAPITAL MANAGEMENT INC 201,092 5,781,000 0.88%
29 AlphaOne Investment Services, LLC 198,590 5,708,000 0.87%
30 GEODE CAPITAL MANAGEMENT, LLC 191,664 5,510,000 0.84%
31 Granahan Investment Management, LLC 176,206 5,066,000 0.77%
32 LOOMIS SAYLES & CO L P 170,937 4,915,000 0.75%
33 Allianz Asset Management GmbH 156,917 4,511,000 0.69%
34 Timpani Capital Management LLC 154,836 4,452,000 0.68%
35 Bank of New York Mellon Corp 148,002 4,255,000 0.65%
36 RUSSELL INVESTMENTS GROUP, LTD. 130,276 3,687,000 0.56%
37 Harvey Partners, LLC 120,000 3,450,000 0.52%
38 BlackRock Investment Management, LLC 102,210 2,939,000 0.45%
39 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 97,587 2,806,000 0.43%
40 SG Capital Management LLC 96,636 2,778,000 0.42%
41 UNITED SERVICES AUTOMOBILE ASSOCIATION 93,300 2,682,000 0.41%
42 US BANCORP \DE\ 87,319 2,510,000 0.38%
43 CANNELL CAPITAL LLC 86,026 2,473,000 0.38%
44 FIRST TRUST ADVISORS LP 79,790 2,294,000 0.35%
45 Nicholas Investment Partners, LP 78,426 2,253,000 0.34%
46 WALL STREET ASSOCIATES 77,173 2,219,000 0.34%
47 TIAA CREF INVESTMENT MANAGEMENT LLC 74,352 2,138,000 0.32%
48 WELLS FARGO & COMPANY/MN 68,546 1,971,000 0.30%
49 Nationwide Fund Advisors 67,574 1,943,000 0.30%
50 INSIGHT CAPITAL RESEARCH & MANAGEMENT INC 59,817 1,720,000 0.26%
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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.