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AtriCure
ATRC

Overview Fund Activity

113 hedge funds and large institutions have $431M invested in AtriCure in 2016 Q1 according to their latest regulatory filings, with 9 funds opening new positions, 47 increasing their positions, 38 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
113
Holders Change
-5
Holders Change %
-4.24%
% of All Funds
3.02%
Holding in Top 10
2
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-66.67%
% of All Funds
0.05%
New
9
Increased
47
Reduced
38
Closed
14
Calls
$103K
Puts
$69K
Net Calls
+$34K
Net Calls Change
+$31K

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$60.9M
2
Millennium Management
2
Millennium Management
New York
$17.3M
3
PCMI
3
Paradigm Capital Management Inc
New York
$6.41M
4
Renaissance Technologies
4
Renaissance Technologies
New York
$1.93M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$19M

Top Sellers

1
BC
1
Broadfin Capital
New York
$0
2
NC
2
Northpointe Capital
Michigan
$0
3
RIM
3
RS Investment Management
California
$36.8M
4
CM
4
Castleark Management
Illinois
$0
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$37.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
PC
26
Pier Capital
Connecticut
$4.48M -$552K -32,798 -11%
Massachusetts Financial Services
27
Massachusetts Financial Services
Massachusetts
$3.79M +$46.5K +2,764 +1%
Allianz Asset Management
28
Allianz Asset Management
Germany
$3.45M -$172K -10,247 -5%
KIA
29
Kopp Investment Advisors
Minnesota
$3.24M -$91.5K -5,439 -3%
NCGI
30
Next Century Growth Investors
Minnesota
$3.06M -$2.83M -168,272 -48%
EAM
31
Eventide Asset Management
Massachusetts
$3.03M – – –
DCM
32
Driehaus Capital Management
Illinois
$3.01M -$3.19M -189,544 -51%
PCM
33
Palisade Capital Management
New Jersey
$2.54M -$1.28M -76,068 -34%
Bank of New York Mellon
34
Bank of New York Mellon
New York
$2.19M +$53.5K +3,176 +3%
Federated Hermes
35
Federated Hermes
Pennsylvania
$2.16M – – –
PVI
36
Pura Vida Investments
New York
$2.08M +$1.26M +75,000 +155%
Renaissance Technologies
37
Renaissance Technologies
New York
$1.93M +$1.93M +114,800 New
TCIM
38
TIAA CREF Investment Management
New York
$1.89M +$268K +15,943 +17%
BIM
39
BlackRock Investment Management
Delaware
$1.74M +$24.9K +1,480 +1%
Lord, Abbett & Co
40
Lord, Abbett & Co
New Jersey
$1.46M -$2.04M -121,260 -58%
USAA
41
United Services Automobile Association
Texas
$1.43M -$897K -53,290 -39%
PCM
42
Perkins Capital Management
Minnesota
$1.42M -$841 -50 -0.1%
Ameriprise
43
Ameriprise
Minnesota
$1.34M -$354K -21,011 -21%
EIM
44
Essex Investment Management
Massachusetts
$1.22M -$121K -7,180 -9%
D.E. Shaw & Co
45
D.E. Shaw & Co
New York
$1.09M +$566K +33,664 +109%
PI
46
Putnam Investments
Massachusetts
$1.05M +$20.7K +1,232 +2%
TA
47
Teachers Advisors
New York
$1.03M – – –
California State Teachers Retirement System (CalSTRS)
48
California State Teachers Retirement System (CalSTRS)
California
$1.01M +$126K +7,505 +14%
William Blair & Company
49
William Blair & Company
Illinois
$937K +$15.8K +940 +2%
SC
50
Skylands Capital
Wisconsin
$926K -$337K -20,000 -27%
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