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Cogent Communications

Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
51
ProShare Advisors
Maryland
$6.79M +$1.71M +40,970 +30%
GGHC
52
Gilder Gagnon Howe & Co
New York
$6.61M +$7.2M +172,488 New
Royal Bank of Canada
53
Royal Bank of Canada
Ontario, Canada
$6.61M +$2.63M +62,901 +57%
CP
54
CenterBook Partners
Connecticut
$6.51M +$7.09M +169,761 New
Nuveen
55
Nuveen
North Carolina
$6.32M +$2.14M +51,169 +45%
UBS AM
56
UBS AM
Illinois
$5.67M -$2.68M -64,289 -30%
EA
57
Emerald Advisers
Pennsylvania
$5.56M -$4.1M -98,300 -40%
RhumbLine Advisers
58
RhumbLine Advisers
Massachusetts
$5.26M +$255K +6,118 +5%
RAM
59
Redmond Asset Management
Virginia
$5.26M -$172K -4,129 -3%
State of Wisconsin Investment Board
60
State of Wisconsin Investment Board
Wisconsin
$4.7M +$70.2K +1,681 +1%
GIM
61
Granahan Investment Management
Massachusetts
$4.18M -$4.82M -115,502 -51%
SC
62
Skylands Capital
Wisconsin
$4.08M +$112K +2,675 +3%
NCL
63
Nishkama Capital LLC
Puerto Rico
$4.05M +$4.41M +105,705 New
Marshall Wace
64
Marshall Wace
United Kingdom
$4.02M +$4.38M +104,906 New
CIBC Private Wealth Group
65
CIBC Private Wealth Group
Georgia
$3.98M -$90K -2,155 -2%
Wells Fargo
66
Wells Fargo
California
$3.76M +$481K +11,533 +13%
RMC
67
Resources Management Corp
Connecticut
$3.7M +$1.61M +38,510 +66%
American Century Companies
68
American Century Companies
Missouri
$3.65M +$401K +9,599 +11%
BC
69
Beaconlight Capital
New York
$3.56M -$1.41M -33,827 -27%
Ameriprise
70
Ameriprise
Minnesota
$3.49M +$116K +2,779 +3%
Swiss National Bank
71
Swiss National Bank
Switzerland
$3.49M +$54.3K +1,300 +1%
EMFAT
72
Emerald Mutual Fund Advisers Trust
Pennsylvania
$3.35M -$2.38M -56,988 -39%
MAM
73
Madison Asset Management
Wisconsin
$3.21M -$356K -8,537 -9%
Citadel Advisors
74
Citadel Advisors
Florida
$3.14M -$7.05M -168,940 -67%
Millennium Management
75
Millennium Management
New York
$3.06M +$2.45M +58,700 +279%