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AtriCure

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$78.8M +$2.31M +150,438 +3%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$53.7M +$6.78M +440,770 +15%
Vanguard Group
3
Vanguard Group
Pennsylvania
$20.4M +$1.1M +71,386 +6%
Victory Capital Management
4
Victory Capital Management
Texas
$20M +$18.6M +1,210,450 +2,313%
PCM
5
Peregrine Capital Management
Minnesota
$16.2M +$15.8M +1,024,867 New
FLAM
6
First Light Asset Management
Minnesota
$14.7M +$112K +7,286 +0.8%
BFA
7
BlackRock Fund Advisors
California
$13.9M +$923K +60,058 +7%
BIT
8
BlackRock Institutional Trust
California
$12M +$357K +23,249 +3%
William Blair Investment Management
9
William Blair Investment Management
Illinois
$11M +$4.37M +284,513 +70%
CAM
10
Cortina Asset Management
Wisconsin
$10.4M +$904K +58,794 +10%
Millennium Management
11
Millennium Management
New York
$9.03M -$5.12M -333,234 -37%
DCM
12
DAFNA Capital Management
California
$8.37M +$231K +15,000 +3%
HEC
13
Hudson Executive Capital
New York
$8.2M +$7.97M +518,180 New
EMFAT
14
Emerald Mutual Fund Advisers Trust
Pennsylvania
$8.07M -$186K -12,131 -2%
Massachusetts Financial Services
15
Massachusetts Financial Services
Massachusetts
$7.98M +$1.36M +88,166 +21%
WA
16
Wasatch Advisors
Utah
$7.96M +$442K +28,762 +6%
State Street
17
State Street
Massachusetts
$7.9M +$442K +28,740 +6%
EA
18
Emerald Advisers
Pennsylvania
$7.3M -$473K -30,760 -6%
Northern Trust
19
Northern Trust
Illinois
$6.36M +$84.5K +5,494 +1%
RA
20
Royce & Associates
New York
$5.94M -$1.61M -105,000 -22%
PCMI
21
Paradigm Capital Management Inc
New York
$5.29M +$79.9K +5,200 +2%
WRF
22
Waddell & Reed Financial
Kansas
$4.77M +$517K +33,600 +13%
Deutsche Bank
23
Deutsche Bank
Germany
$4.6M +$148K +9,599 +3%
PCM
24
Portolan Capital Management
Massachusetts
$3.95M +$3.83M +249,418 New
RCP
25
Rothschild Capital Partners
New York
$3.8M -$53.5K -3,480 -1%