ATRC icon

AtriCure
ATRC

Overview Fund Activity

219 hedge funds and large institutions have $1.62B invested in AtriCure in 2025 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 77 increasing their positions, 63 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
219
Holders Change
+7
Holders Change %
+3.3%
% of All Funds
2.98%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
38
Increased
77
Reduced
63
Closed
29
Calls
$1.05M
Puts
$145K
Net Calls
+$907K
Net Calls Change
-$205K

Top Buyers

1
UBS AM
1
UBS AM
Illinois
$70.9M
2
Jennison Associates
2
Jennison Associates
New York
$19.1M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$18M
4
Verition Fund Management
4
Verition Fund Management
Connecticut
$14.5M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$32.1M

Top Sellers

1
FLAM
1
First Light Asset Management
Minnesota
$42.4M
2
CIP
2
Champlain Investment Partners
Vermont
$69M
3
GPGA
3
Grandeur Peak Global Advisors
Utah
$0
4
DSCM
4
Divisadero Street Capital Management
Florida
$1.09M
5
AllianceBernstein
5
AllianceBernstein
Tennessee
$119M
Name Holding Trade Value Shares
Change 		Shares
Change %
ACM
51
Advisors Capital Management
New Jersey
$5.11M +$2.01M +62,234 +65%
SEI Investments
52
SEI Investments
Pennsylvania
$5.08M +$1.62M +50,244 +47%
OAM
53
Oberweis Asset Management
Illinois
$4.89M – – –
Assenagon Asset Management
54
Assenagon Asset Management
Luxembourg
$4.71M +$226K +6,995 +5%
PCMI
55
Paradigm Capital Management Inc
New York
$3.97M +$510K +15,800 +15%
Allianz Asset Management
56
Allianz Asset Management
Germany
$3.96M +$737K +22,838 +23%
Squarepoint
57
Squarepoint
New York
$3.66M +$1.87M +58,025 +105%
SFI
58
Susquehanna Fundamental Investments
Pennsylvania
$3.56M +$202K +6,247 +6%
Calamos Advisors
59
Calamos Advisors
Illinois
$3.44M -$130K -4,039 -4%
UBS Group
60
UBS Group
Switzerland
$3.32M -$1.33M -41,153 -29%
Jane Street
61
Jane Street
New York
$3.25M +$2.82M +87,553 +658%
DFCM
62
Dark Forest Capital Management
Puerto Rico
$3.08M +$2.27M +70,410 +280%
Swiss National Bank
63
Swiss National Bank
Switzerland
$3.05M -$41.9K -1,300 -1%
Universal-Beteiligungs- und Servicegesellschaft
64
Universal-Beteiligungs- und Servicegesellschaft
Germany
$2.93M +$2.93M +90,693 New
SIA
65
Sit Investment Associates
Minnesota
$2.77M – – –
EI
66
EAM Investors
California
$2.76M +$2.76M +85,525 New
HWM
67
HighMark Wealth Management
Minnesota
$2.7M – – –
AQR Capital Management
68
AQR Capital Management
Connecticut
$2.7M +$27K +837 +1%
BNP Paribas Financial Markets
69
BNP Paribas Financial Markets
France
$2.69M -$454K -14,079 -14%
GCP
70
GSA Capital Partners
United Kingdom
$2.32M -$14.7K -457 -0.6%
RhumbLine Advisers
71
RhumbLine Advisers
Massachusetts
$2.29M -$255K -7,896 -10%
Wells Fargo
72
Wells Fargo
California
$2.28M +$432K +13,402 +23%
Susquehanna International Group
73
Susquehanna International Group
Pennsylvania
$2.11M +$1.37M +42,360 +183%
OPS
74
Orion Portfolio Solutions
Nebraska
$2.06M +$617K +19,122 +43%
BCI
75
Brinker Capital Investments
Pennsylvania
$2.06M +$617K +19,122 +43%
1 2
3
4 5