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COGENT COMMUNICATIONS HLDGS IN COM NEW
COGENT COMMUNICATIONS HLDGS IN COM NEW. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 155 Institutional holders with a total value of $1,491,195,699.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FRONTIER CAPITAL MANAGEMENT CO LLC 4,500,091 159,888,000 10.72%
2 Sarbit Advisory Services Inc. 2,813,232 122,112,000 8.19%
3 VANGUARD GROUP INC 2,849,444 101,241,000 6.79%
4 COLUMBIA WANGER ASSET MANAGEMENT LLC 2,227,000 79,125,000 5.31%
5 Jericho Capital Asset Management L.P. 1,947,543 69,196,000 4.64%
6 RENAISSANCE TECHNOLOGIES LLC 1,657,700 58,898,000 3.95%
7 BlackRock Institutional Trust Company, N.A. 1,639,762 58,261,000 3.91%
8 JENNISON ASSOCIATES LLC 1,381,205 49,074,000 3.29%
9 BlackRock Fund Advisors 1,202,751 42,734,000 2.87%
10 Capital World Investors 1,135,000 40,327,000 2.70%
11 FMR LLC 1,064,766 37,832,000 2.54%
12 Shannon River Fund Management LLC 1,025,000 36,418,000 2.44%
13 CANADA LIFE ASSURANCE Co 941,459 33,347,000 2.24%
14 Tekne Capital Management, LLC 832,011 29,561,000 1.98%
15 STATE STREET CORP 826,831 29,375,000 1.97%
16 Capital Research Global Investors 792,300 28,150,000 1.89%
17 AMERIPRISE FINANCIAL INC 773,343 27,476,000 1.84%
18 FRED ALGER MANAGEMENT, LLC 723,074 25,691,000 1.72%
19 State of New Jersey Common Pension Fund A 720,000 25,582,000 1.72%
20 NORTHERN TRUST CORP 677,589 24,074,000 1.61%
21 THRIVENT FINANCIAL FOR LUTHERANS 639,864 22,735,000 1.52%
22 WESTFIELD CAPITAL MANAGEMENT CO LP 595,870 21,171,000 1.42%
23 CITADEL ADVISORS LLC 567,088 20,148,000 1.35%
24 MARSHALL WACE, LLP 485,254 17,241,000 1.16%
25 NORGES BANK 443,370 15,753,000 1.06%
26 Hood River Capital Management LLC 383,937 13,641,000 0.91%
27 DIMENSIONAL FUND ADVISORS LP 353,916 12,573,000 0.84%
28 Bank of New York Mellon Corp 328,326 11,666,000 0.78%
29 Baring International Investment Ltd 312,444 11,101,000 0.74%
30 Realm Partners LLC 303,400 10,780,000 0.72%
31 RK Capital Management, LLC 301,200 10,702,000 0.72%
32 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 285,669 10,149,000 0.68%
33 GEODE CAPITAL MANAGEMENT, LLC 253,567 9,009,000 0.60%
34 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 252,200 8,961,000 0.60%
35 ARBOR CAPITAL MANAGEMENT LLC 247,358 8,789,000 0.59%
36 SG Capital Management LLC 245,444 8,721,000 0.58%
37 CASTLEARK MANAGEMENT LLC 221,022 7,853,000 0.53%
38 EMS Capital LP 183,187 6,509,000 0.44%
39 TIAA CREF INVESTMENT MANAGEMENT LLC 181,343 6,443,000 0.43%
40 Skylands Capital, LLC 180,650 6,418,000 0.43%
41 Allianz Asset Management GmbH 182,905 6,402,000 0.43%
42 WELLS FARGO & COMPANY/MN 178,015 6,325,000 0.42%
43 Century Capital Management, LLC 163,840 5,821,000 0.39%
44 TWO SIGMA INVESTMENTS, LP 159,810 5,678,000 0.38%
45 MILLENNIUM MANAGEMENT LLC 156,676 5,567,000 0.37%
46 BlackRock Investment Management, LLC 130,237 4,627,000 0.31%
47 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 123,651 4,394,000 0.29%
48 Copper Rock Capital Partners, LLC 123,287 4,380,000 0.29%
49 CREDIT SUISSE AG/ 120,255 4,273,000 0.29%
50 TWO SIGMA ADVISERS, LP 114,326 4,063,000 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.