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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.

New
Increased
Maintained
Reduced
Closed
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 Holding Trade Value Shares
Change 		Shares
Change %
BIT
26
BlackRock Institutional Trust
California
$5.79M -$2.86M -155,738 -33%
Northern Trust
27
Northern Trust
Illinois
$5.57M -$14.6K -794 -0.3%
Point72 Asset Management
28
Point72 Asset Management
Connecticut
$5.51M +$5.51M +300,000 New
Allianz Asset Management
29
Allianz Asset Management
Germany
$4.98M +$2.59M +140,934 +109%
Alyeska Investment Group
30
Alyeska Investment Group
Illinois
$4.65M +$66.1K +3,597 +1%
Lord, Abbett & Co
31
Lord, Abbett & Co
New Jersey
$4.54M -$1.27M -69,135 -22%
GTC
32
Ghost Tree Capital
New York
$4.14M +$2.57M +140,000 +165%
EA
33
Emerald Advisers
Pennsylvania
$3.55M +$1.1M +60,060 +45%
Massachusetts Financial Services
34
Massachusetts Financial Services
Massachusetts
$3.42M +$158K +8,588 +5%
BG
35
BlackRock Group
United Kingdom
$3.35M +$116K +6,300 +4%
EMFAT
36
Emerald Mutual Fund Advisers Trust
Pennsylvania
$3.03M +$957K +52,050 +46%
MHP
37
Manatuck Hill Partners
Connecticut
$3.02M -$2.62M -142,400 -46%
KIA
38
Kopp Investment Advisors
Minnesota
$2.95M -$1.59M -86,465 -35%
WSA
39
Wall Street Associates
California
$2.88M -$342K -18,600 -11%
EAM
40
Eventide Asset Management
Massachusetts
$2.8M +$156K +8,500 +6%
BlackRock
41
BlackRock
New York
$2.66M -$24.7K -1,344 -0.9%
Geode Capital Management
42
Geode Capital Management
Massachusetts
$2.59M +$379K +20,618 +17%
GIM
43
Granahan Investment Management
Massachusetts
$2.55M +$2.55M +138,615 New
Bank of New York Mellon
44
Bank of New York Mellon
New York
$2.46M +$324K +17,607 +15%
PCM
45
Perkins Capital Management
Minnesota
$2.4M -$15.6K -850 -0.6%
EIM
46
Essex Investment Management
Massachusetts
$2.38M -$386K -20,978 -14%
DCM
47
Driehaus Capital Management
Illinois
$2.38M -$460K -25,007 -16%
EI
48
EAM Investors
California
$2.33M -$731K -39,777 -24%
Ameriprise
49
Ameriprise
Minnesota
$2.13M +$220K +11,980 +12%
PCMI
50
Paradigm Capital Management Inc
New York
$2.06M +$2.06M +112,300 New
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