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AtriCure
ATRC

Overview Fund Activity

86 hedge funds and large institutions have $293M invested in AtriCure in 2013 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 23 increasing their positions, 36 reducing their positions, and 10 closing their positions.

Holders
86
Holders Change
+7
Holders Change %
+8.86%
% of All Funds
2.5%
Holding in Top 10
6
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+200%
% of All Funds
0.17%
New
17
Increased
23
Reduced
36
Closed
10
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
FLAM
1
First Light Asset Management
Minnesota
$11.2M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$14.9M
3
CM
3
Castleark Management
Illinois
$6.32M
4
KF
4
Kopp Funds
Wisconsin
$3.48M
5
Millennium Management
5
Millennium Management
New York
$4.05M

Top Sellers

1
KIA
1
Kopp Investment Advisors
Minnesota
$3.48M
2
BC
2
Broadfin Capital
New York
$8.17M
3
Deutsche Bank
3
Deutsche Bank
Germany
$7.08M
4
NC
4
Northpointe Capital
Michigan
$13.5M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$7.95M
Name Market Value Shares Shares
Change 		Shares
Change %
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$22.6M 1,212,204 -74,396 -6%
TAM
2
THB Asset Management
Connecticut
$19.9M 1,067,913 -28,066 -3%
CAM
3
Cortina Asset Management
Wisconsin
$16M 857,041 -81,310 -9%
TCM
4
Tamarack Capital Management
California
$15.7M 841,600 -58,400 -6%
WA
5
Wasatch Advisors
Utah
$15.6M 835,624 -46,246 -5%
Fidelity Investments
6
Fidelity Investments
Massachusetts
$14.9M 800,000 +338,701 +73%
NC
7
Northpointe Capital
Michigan
$13.5M 721,976 -153,465 -18%
FLAM
8
First Light Asset Management
Minnesota
$11.2M 599,048 +599,048 New
BFA
9
BlackRock Fund Advisors
California
$10.6M 565,700 -24,754 -4%
Vanguard Group
10
Vanguard Group
Pennsylvania
$9.73M 521,066 +13,959 +3%
DCM
11
DAFNA Capital Management
California
$8.53M 456,701 -21,000 -4%
BC
12
Broadfin Capital
New York
$8.17M 437,495 -240,048 -35%
Wellington Management Group
13
Wellington Management Group
Massachusetts
$7.95M 425,340 -146,285 -26%
BIT
14
BlackRock Institutional Trust
California
$7.69M 411,393 +145,556 +55%
Deutsche Bank
15
Deutsche Bank
Germany
$7.08M 378,887 -181,352 -32%
Wells Fargo
16
Wells Fargo
California
$6.71M 359,249 -66,872 -16%
CM
17
Castleark Management
Illinois
$6.32M 338,536 +338,536 New
Northern Trust
18
Northern Trust
Illinois
$5.49M 293,610 +9,612 +3%
State Street
19
State Street
Massachusetts
$5.48M 293,310 +28,583 +11%
EI
20
EAM Investors
California
$4.57M 244,883 +66,524 +37%
MHP
21
Manatuck Hill Partners
Connecticut
$4.29M 229,500 -70,000 -23%
Massachusetts Financial Services
22
Massachusetts Financial Services
Massachusetts
$4.15M 222,310 +8,730 +4%
Millennium Management
23
Millennium Management
New York
$4.05M 216,851 +174,919 +417%
CCM
24
Catapult Capital Management
New York
$4.02M 215,030 +50,000 +30%
PCM
25
Perkins Capital Management
Minnesota
$3.58M 191,835 +41,635 +28%
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