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AtriCure

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$119M -$85.9M -2,388,091 -40%
BlackRock
2
BlackRock
New York
$104M -$7.31M -203,407 -6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$68.7M +$2.24M +62,301 +3%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$68.1M -$16.4M -456,840 -18%
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$59.6M -$1.18M -32,745 -2%
CIP
6
Champlain Investment Partners
Vermont
$56.9M +$15.9M +443,585 +35%
Invesco
7
Invesco
Georgia
$51.6M +$42.9M +1,193,689 +349%
FAM
8
Fred Alger Management
New York
$42.4M +$45.4M +1,263,408 New
GKIM
9
GW&K Investment Management
Massachusetts
$35.9M -$3.67M -101,983 -9%
State Street
10
State Street
Massachusetts
$32.1M -$934K -25,986 -3%
O
11
OrbiMed
New York
$31.2M +$27.3M +759,568 +450%
Adage Capital Partners
12
Adage Capital Partners
Massachusetts
$30.2M +$32.4M +900,000 New
Neuberger Berman Group
13
Neuberger Berman Group
New York
$28.3M -$255K -7,083 -0.8%
FLAM
14
First Light Asset Management
Minnesota
$25.2M -$13M -361,880 -33%
WA
15
Wasatch Advisors
Utah
$25.2M +$2.38M +66,298 +10%
Loomis, Sayles & Company
16
Loomis, Sayles & Company
Massachusetts
$22M +$3.99M +111,113 +20%
Nuveen
17
Nuveen
North Carolina
$21.5M +$8.18M +227,431 +55%
TA
18
Tamarack Advisers
California
$20.2M -$9.35M -260,000 -30%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$19.3M +$1.64M +45,749 +9%
BNP Paribas Asset Management
20
BNP Paribas Asset Management
France
$19.1M -$3M -83,430 -13%
Renaissance Technologies
21
Renaissance Technologies
New York
$18M +$7.6M +211,300 +65%
Northern Trust
22
Northern Trust
Illinois
$17.3M +$258K +7,184 +1%
Millennium Management
23
Millennium Management
New York
$14.6M -$1.72M -47,745 -10%
EA
24
Emerald Advisers
Pennsylvania
$14.3M -$68.6K -1,907 -0.4%
EMFAT
25
Emerald Mutual Fund Advisers Trust
Pennsylvania
$14M -$621K -17,260 -4%