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Cogent Communications

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$142M +$11.2M +380,348 +8%
FCM
2
Frontier Capital Management
Massachusetts
$105M +$4.46M +150,969 +4%
Vanguard Group
3
Vanguard Group
Pennsylvania
$89.9M -$154K -5,210 -0.2%
State of New Jersey Common Pension Fund D
4
State of New Jersey Common Pension Fund D
New Jersey
$46.2M
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$43.1M +$22M +746,896 +89%
Renaissance Technologies
6
Renaissance Technologies
New York
$42.1M +$6.03M +204,352 +15%
Brown Advisory
7
Brown Advisory
Maryland
$34.4M +$14.6M +493,869 +64%
RC
8
Rivulet Capital
New Jersey
$32.3M +$13.3M +450,900 +61%
BFA
9
BlackRock Fund Advisors
California
$31.9M +$879K +29,793 +3%
TCM
10
TimesSquare Capital Management
New York
$31.3M -$1.26M -42,700 -4%
Capital World Investors
11
Capital World Investors
California
$30.8M
BIT
12
BlackRock Institutional Trust
California
$30M +$1.34M +45,290 +4%
RIM
13
Ranger Investment Management
Texas
$28.4M +$11.3M +382,747 +58%
LI
14
LMCG Investments
Massachusetts
$27.4M +$9.2M +311,701 +45%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$26.3M +$1.16M +39,283 +4%
Canada Life
16
Canada Life
Manitoba, Canada
$26.1M -$2.11M -71,614 -7%
UM
17
Ulysses Management
New York
$23.3M +$1.48M +50,000 +6%
KCM
18
Kornitzer Capital Management
Kansas
$23.3M -$1.57M -53,285 -6%
State Street
19
State Street
Massachusetts
$21.9M -$516K -17,472 -2%
Jennison Associates
20
Jennison Associates
New York
$20.5M -$2.41M -81,547 -10%
BI
21
BlueSpruce Investments
Illinois
$19M +$20.6M +699,660 New
MC
22
MIG Capital
California
$17.8M +$2.95M +100,000 +18%
Northern Trust
23
Northern Trust
Illinois
$17.2M +$2.95K +100 +0%
HCCM
24
Herring Creek Capital Management
Connecticut
$17M -$1.85M -62,687 -9%
WHRC
25
W.H. Reaves & Co
New Jersey
$15.3M -$21.7M -733,808 -57%