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AtriCure

Name Holding Trade Value Shares
Change
Change in
Stake
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$43.4M +$3.02M +176,019 +9%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$36.4M +$1.14M +66,556 +4%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$22.5M +$4.79M +279,000 +33%
RIM
4
RS Investment Management
California
$21M +$3.29M +191,500 +22%
CAM
5
Cortina Asset Management
Wisconsin
$19M -$441K -25,715 -3%
NC
6
Northpointe Capital
Michigan
$18.7M -$1.23M -71,871 -7%
TAM
7
THB Asset Management
Connecticut
$17.7M -$1.46M -84,800 -9%
BC
8
Broadfin Capital
New York
$16.5M -$1.72M -100,000 -11%
Millennium Management
9
Millennium Management
New York
$16.4M +$6.75M +393,355 +92%
BFA
10
BlackRock Fund Advisors
California
$15.2M +$1.69M +98,566 +15%
Vanguard Group
11
Vanguard Group
Pennsylvania
$14.8M +$914K +53,243 +8%
TCM
12
Tamarack Capital Management
California
$13.7M -$257K -15,000 -2%
DCM
13
DAFNA Capital Management
California
$13.2M +$1.07M +62,448 +10%
FLAM
14
First Light Asset Management
Minnesota
$12.7M +$2.39M +139,499 +28%
WA
15
Wasatch Advisors
Utah
$12.3M -$384K -22,405 -4%
PCM
16
Palisade Capital Management
New Jersey
$11.1M +$308K +17,923 +3%
Massachusetts Financial Services
17
Massachusetts Financial Services
Massachusetts
$10.1M +$5.51M +321,098 +175%
BA
18
BlackRock Advisors
Delaware
$8.81M -$36.2K -2,109 -0.5%
Wells Fargo
19
Wells Fargo
California
$8.13M +$19.5K +1,139 +0.3%
NCGI
20
Next Century Growth Investors
Minnesota
$7.81M +$628K +36,612 +10%
PI
21
Putnam Investments
Massachusetts
$7.59M +$49.3K +2,871 +0.8%
State Street
22
State Street
Massachusetts
$7.51M +$288K +16,781 +5%
GIM
23
Granahan Investment Management
Massachusetts
$7.33M -$184K -10,719 -3%
Deutsche Bank
24
Deutsche Bank
Germany
$6.29M -$209K -12,184 -4%
Northern Trust
25
Northern Trust
Illinois
$6.22M -$236K -13,730 -4%