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AtriCure
ATRC

Overview Fund Activity

109 hedge funds and large institutions have $552M invested in AtriCure in 2017 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 42 increasing their positions, 37 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
109
Holders Change
-5
Holders Change %
-4.39%
% of All Funds
2.48%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.07%
New
13
Increased
42
Reduced
37
Closed
18
Calls
$365K
Puts
–
Net Calls
+$365K
Net Calls Change
+$734K

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$82.2M
2
BlackRock
2
BlackRock
New York
$49.8M
3
PCM
3
Peregrine Capital Management
Minnesota
$20.7M
4
Bank of America
4
Bank of America
North Carolina
$4.38M
5
HEC
5
Hudson Executive Capital
New York
$36.6M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$13.4M
2
LCM
2
Laurion Capital Management
New York
$945K
3
BG
3
Bollard Group
Massachusetts
$0
4
EAM
4
Eventide Asset Management
Massachusetts
$0
5
Adage Capital Partners
5
Adage Capital Partners
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
TA
26
Tamarack Advisers
California
$3.19M +$1.37M +75,000 +75%
Charles Schwab
27
Charles Schwab
California
$3.16M +$53.5K +2,932 +2%
D.E. Shaw & Co
28
D.E. Shaw & Co
New York
$2.8M +$763K +41,844 +37%
Allianz Asset Management
29
Allianz Asset Management
Germany
$2.75M -$599K -32,865 -18%
Morgan Stanley
30
Morgan Stanley
New York
$2.66M +$896K +49,133 +51%
EIM
31
Essex Investment Management
Massachusetts
$2.65M +$63.1K +3,460 +2%
KIA
32
Kopp Investment Advisors
Minnesota
$2.32M +$234K +12,836 +11%
Deutsche Bank
33
Deutsche Bank
Germany
$2.14M -$2.51M -137,615 -54%
TCIM
34
TIAA CREF Investment Management
New York
$2.02M -$102K -5,600 -5%
Two Sigma Advisers
35
Two Sigma Advisers
New York
$1.97M -$113K -6,200 -5%
Goldman Sachs
36
Goldman Sachs
New York
$1.9M -$719K -39,423 -27%
Macquarie Group
37
Macquarie Group
Australia
$1.83M +$325K +17,811 +22%
PCM
38
Perkins Capital Management
Minnesota
$1.62M -$80.2K -4,400 -5%
Two Sigma Investments
39
Two Sigma Investments
New York
$1.54M -$617K -33,836 -29%
TA
40
Teachers Advisors
New York
$1.44M +$8.75K +480 +0.6%
QCMC
41
Quantum Capital Management (California)
California
$1.42M +$562K +30,817 +65%
Renaissance Technologies
42
Renaissance Technologies
New York
$1.39M +$938K +51,429 +209%
SC
43
Skylands Capital
Wisconsin
$1.37M +$1.37M +75,000 New
USAA
44
United Services Automobile Association
Texas
$1.33M +$74.6K +4,087 +6%
PP
45
PDT Partners
New York
$1.21M +$13.2K +721 +1%
Nuveen Asset Management
46
Nuveen Asset Management
Illinois
$1.11M +$151K +8,260 +16%
Ameriprise
47
Ameriprise
Minnesota
$1.08M +$1.08M +59,372 New
Swiss National Bank
48
Swiss National Bank
Switzerland
$998K – – –
GCP
49
GSA Capital Partners
United Kingdom
$998K +$998K +54,712 New
LCM
50
Laurion Capital Management
New York
$945K -$4.66M -255,378 -83%
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