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AtriCure

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$106M +$255K +14,146 +0.3%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$93.6M +$978K +54,154 +1%
BlackRock
3
BlackRock
New York
$53.8M -$1.99M -109,981 -4%
HEC
4
Hudson Executive Capital
New York
$48.7M +$6.65M +368,509 +18%
Vanguard Group
5
Vanguard Group
Pennsylvania
$31M +$333K +18,467 +1%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$30.6M +$26.9M +1,491,373 New
FLAM
7
First Light Asset Management
Minnesota
$24M +$1.67M +92,225 +9%
PCM
8
Peregrine Capital Management
Minnesota
$21.9M -$1.23M -67,998 -6%
Millennium Management
9
Millennium Management
New York
$17.6M +$2.22M +122,911 +17%
Loomis, Sayles & Company
10
Loomis, Sayles & Company
Massachusetts
$16.5M -$440K -24,365 -3%
Neuberger Berman Group
11
Neuberger Berman Group
New York
$16M -$662K -36,659 -4%
State Street
12
State Street
Massachusetts
$14.2M +$316K +17,520 +3%
EA
13
Emerald Advisers
Pennsylvania
$10.3M -$892K -49,415 -9%
EMFAT
14
Emerald Mutual Fund Advisers Trust
Pennsylvania
$8.78M -$1.1M -61,184 -13%
CAM
15
Cortina Asset Management
Wisconsin
$8.7M -$42.5K -2,355 -0.6%
Northern Trust
16
Northern Trust
Illinois
$8.52M -$100K -5,561 -1%
DCM
17
DAFNA Capital Management
California
$7.99M
WA
18
Wasatch Advisors
Utah
$7.94M -$636K -35,214 -8%
RA
19
Royce & Associates
New York
$7.2M +$1.08M +60,000 +21%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$5.83M +$114K +6,285 +2%
DZ Bank
21
DZ Bank
Germany
$5.76M +$5.07M +280,620 New
Manulife (Manufacturers Life Insurance)
22
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$5.41M +$3.95M +218,485 +482%
AIS
23
AlphaOne Investment Services
Pennsylvania
$4.59M -$112K -6,191 -3%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$4.14M -$17.7K -980 -0.5%
TA
25
Tamarack Advisers
California
$4.13M +$470K +26,000 +15%