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AtriCure
ATRC

Overview Fund Activity

113 hedge funds and large institutions have $422M invested in AtriCure in 2014 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 52 increasing their positions, 38 reducing their positions, and 16 closing their positions.

Holders
113
Holders Change
-2
Holders Change %
-1.74%
% of All Funds
3.25%
Holding in Top 10
5
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+150%
% of All Funds
0.14%
New
14
Increased
52
Reduced
38
Closed
16
Calls
$18K
Puts
–
Net Calls
+$18K
Net Calls Change
-$183K

Top Buyers

1
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$32.2M
2
BC
2
Broadfin Capital
New York
$18.1M
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$9.97M
4
RIM
4
RS Investment Management
California
$15.5M
5
TCM
5
Tamarack Capital Management
California
$9.83M

Top Sellers

1
NI
1
Numeric Investors
Massachusetts
$0
2
Millennium Management
2
Millennium Management
New York
$7.69M
3
BIT
3
BlackRock Institutional Trust
California
$5.79M
4
MHP
4
Manatuck Hill Partners
Connecticut
$3.02M
5
CCM
5
Catapult Capital Management
New York
$1.56M
Name Market Value Shares Shares
Change 		Shares
Change %
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$32.2M 1,750,000 +415,327 +31%
BC
2
Broadfin Capital
New York
$18.1M 985,193 +272,698 +38%
CAM
3
Cortina Asset Management
Wisconsin
$17.9M 971,773 -23,481 -2%
TAM
4
THB Asset Management
Connecticut
$16.7M 910,313 +75,825 +9%
NC
5
Northpointe Capital
Michigan
$15.6M 847,562 +65,383 +8%
RIM
6
RS Investment Management
California
$15.5M 843,638 +233,138 +38%
PC
7
Polar Capital
United Kingdom
$15M 817,195 – –
Fidelity Investments
8
Fidelity Investments
Massachusetts
$12.9M 700,000 -100,000 -13%
BFA
9
BlackRock Fund Advisors
California
$12.5M 681,468 +2,340 +0.3%
Vanguard Group
10
Vanguard Group
Pennsylvania
$12M 655,109 +6,883 +1%
WA
11
Wasatch Advisors
Utah
$11.9M 644,940 +5,665 +0.9%
CM
12
Castleark Management
Illinois
$11.2M 608,154 +39,932 +7%
DCM
13
DAFNA Capital Management
California
$10.5M 570,987 – –
PCM
14
Palisade Capital Management
New Jersey
$10.3M 561,858 +10,363 +2%
Wellington Management Group
15
Wellington Management Group
Massachusetts
$9.97M 542,215 +243,705 +82%
TCM
16
Tamarack Capital Management
California
$9.83M 586,555 +164,263 +39%
FLAM
17
First Light Asset Management
Minnesota
$8.9M 484,320 +24,611 +5%
BA
18
BlackRock Advisors
Delaware
$8.9M 484,279 -1,057 -0.2%
Wells Fargo
19
Wells Fargo
California
$8.2M 445,841 +79,890 +22%
Millennium Management
20
Millennium Management
New York
$7.69M 418,162 -306,336 -42%
Federated Hermes
21
Federated Hermes
Pennsylvania
$6.99M 380,200 -36,800 -9%
Deutsche Bank
22
Deutsche Bank
Germany
$6.79M 369,310 +25,333 +7%
PI
23
Putnam Investments
Massachusetts
$6.75M 367,473 -180 -0%
State Street
24
State Street
Massachusetts
$6.7M 364,453 +27,075 +8%
NCGI
25
Next Century Growth Investors
Minnesota
$6.66M 362,477 +48,709 +16%
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