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AtriCure
ATRC

Overview Fund Activity

105 hedge funds and large institutions have $498M invested in AtriCure in 2014 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 33 increasing their positions, 41 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
105
Holders Change
-7
Holders Change %
-6.25%
% of All Funds
2.8%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.11%
New
10
Increased
33
Reduced
41
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$16.4M
2
Massachusetts Financial Services
2
Massachusetts Financial Services
Massachusetts
$10.1M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$22.5M
4
DCM
4
Driehaus Capital Management
Illinois
$4.65M
5
RIM
5
RS Investment Management
California
$21M

Top Sellers

1
CM
1
Castleark Management
Illinois
$0
2
GTC
2
Ghost Tree Capital
New York
$2M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$2.56M
4
BC
4
Broadfin Capital
New York
$16.5M
5
TAM
5
THB Asset Management
Connecticut
$17.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
BIM
51
BlackRock Investment Management
Delaware
$2.14M -$5.53K -277 -0.3%
EIM
52
Essex Investment Management
Massachusetts
$2.11M -$346K -17,326 -14%
TCIM
53
TIAA CREF Investment Management
New York
$2.04M -$77.8K -3,900 -4%
GTC
54
Ghost Tree Capital
New York
$2M -$2.99M -150,000 -60%
PCM
55
Perkins Capital Management
Minnesota
$1.68M -$9.98K -500 -0.6%
MAA
56
Managed Account Advisors
New Jersey
$1.55M -$388K -19,453 -20%
CCM
57
Cadence Capital Management
Massachusetts
$1.35M +$1.35M +67,850 New
TI
58
Turner Investments
Pennsylvania
$1.26M -$121K -6,080 -9%
Invesco
59
Invesco
Georgia
$1.22M +$1.12M +56,136 +1,141%
UOC
60
UBS O'Connor
Illinois
$1.2M – – –
D.E. Shaw & Co
61
D.E. Shaw & Co
New York
$1.12M +$319K +15,992 +40%
HighTower Advisors
62
HighTower Advisors
Illinois
$1.08M – – –
California State Teachers Retirement System (CalSTRS)
63
California State Teachers Retirement System (CalSTRS)
California
$1.02M +$4.31K +216 +0.4%
Victory Capital Management
64
Victory Capital Management
Texas
$917K +$917K +45,917 New
BCM
65
Bridgeway Capital Management
Texas
$878K -$889K -44,550 -50%
California Public Employees Retirement System
66
California Public Employees Retirement System
California
$877K – – –
Charles Schwab
67
Charles Schwab
California
$829K – – –
KeyBank National Association
68
KeyBank National Association
Ohio
$774K – – –
TA
69
Teachers Advisors
New York
$772K – – –
OAM
70
Oberweis Asset Management
Illinois
$758K – – –
AAP
71
Ardsley Advisory Partners
Connecticut
$739K +$340K +17,000 +85%
AQR Capital Management
72
AQR Capital Management
Connecticut
$719K -$186K -9,300 -21%
AllianceBernstein
73
AllianceBernstein
Tennessee
$675K +$381K +19,100 +130%
SEI Investments
74
SEI Investments
Pennsylvania
$604K +$604K +30,236 New
WMSA
75
Weiss Multi-Strategy Advisers
New York
$599K -$99.8K -5,000 -14%
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3
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