We are live on ! Find out more
ATRC icon

AtriCure
ATRC

221 hedge funds and large institutions have $1.62B invested in AtriCure in 2025 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 77 increasing their positions, 65 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

626% more call options, than puts

Call options by funds: $1.05M | Put options by funds: $145K

32% more first-time investments, than exits

New positions opened: 37 | Existing positions closed: 28

18% more repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 65

14% more capital invested

Capital invested by funds: $1.42B → $1.62B (+$203M)

7.61% more ownership

Funds ownership: 95.39% → 103% (+7.6%)

4% more funds holding

Funds holding: 213 → 221 (+8)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

Holders
221
Holders Change
+8
Holders Change %
+3.76%
% of All Funds
2.96%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
37
Increased
77
Reduced
65
Closed
28
Calls
$1.05M
Puts
$145K
Net Calls
+$907K
Net Calls Change
-$205K

Top Buyers

Rank Fund Capital Flow
1
UBS AM
UBS AM
Illinois
+$51.4M
2
Jennison Associates
Jennison Associates
New York
+$22M
3
Point72 Asset Management
Point72 Asset Management
Connecticut
+$20.7M
4
Verition Fund Management
Verition Fund Management
Connecticut
+$15.9M
5
Marshall Wace
Marshall Wace
United Kingdom
+$13.9M

Top Sellers

Rank Fund Capital Flow
1
FLAM
First Light Asset Management
Minnesota
-$24.3M
2
CIP
Champlain Investment Partners
Vermont
-$14.5M
3
GPGA
Grandeur Peak Global Advisors
Utah
-$7.42M
4
DSCM
Divisadero Street Capital Management
Florida
-$6.66M
5
AllianceBernstein
AllianceBernstein
Tennessee
-$5.89M
Name Holding Trade Value Shares
Change 		Change in
Stake
ACM
51
Advisors Capital Management
New Jersey
$5.11M +$2.31M +62,234 +65%
SEI Investments
52
SEI Investments
Pennsylvania
$5.08M +$1.87M +50,244 +47%
OAM
53
Oberweis Asset Management
Illinois
$4.89M – – –
Assenagon Asset Management
54
Assenagon Asset Management
Luxembourg
$4.71M +$260K +6,995 +5%
PCMI
55
Paradigm Capital Management Inc
New York
$3.97M +$587K +15,800 +15%
Allianz Asset Management
56
Allianz Asset Management
Germany
$3.96M +$848K +22,838 +23%
Squarepoint
57
Squarepoint
New York
$3.66M +$2.15M +58,025 +105%
SFI
58
Susquehanna Fundamental Investments
Pennsylvania
$3.56M +$232K +6,247 +6%
Calamos Advisors
59
Calamos Advisors
Illinois
$3.44M -$150K -4,039 -4%
UBS Group
60
UBS Group
Switzerland
$3.32M -$1.53M -41,153 -29%
Jane Street
61
Jane Street
New York
$3.25M +$3.25M +87,553 +658%
DFCM
62
Dark Forest Capital Management
Puerto Rico
$3.08M +$2.61M +70,410 +280%
Swiss National Bank
63
Swiss National Bank
Switzerland
$3.05M -$48.3K -1,300 -1%
Universal-Beteiligungs- und Servicegesellschaft
64
Universal-Beteiligungs- und Servicegesellschaft
Germany
$2.93M +$3.37M +90,693 New
SIA
65
Sit Investment Associates
Minnesota
$2.77M – – –
EI
66
EAM Investors
California
$2.76M +$3.17M +85,525 New
HWM
67
HighMark Wealth Management
Minnesota
$2.7M – – –
AQR Capital Management
68
AQR Capital Management
Connecticut
$2.7M +$31.1K +837 +1%
BNP Paribas Financial Markets
69
BNP Paribas Financial Markets
France
$2.69M -$523K -14,079 -14%
GCP
70
GSA Capital Partners
United Kingdom
$2.31M -$17K -457 -0.6%
RhumbLine Advisers
71
RhumbLine Advisers
Massachusetts
$2.29M -$293K -7,896 -10%
Wells Fargo
72
Wells Fargo
California
$2.28M +$497K +13,402 +23%
Susquehanna International Group
73
Susquehanna International Group
Pennsylvania
$2.11M +$1.57M +42,360 +183%
BCI
74
Brinker Capital Investments
Pennsylvania
$2.06M +$710K +19,122 +43%
OPS
75
Orion Portfolio Solutions
Nebraska
$2.06M +$710K +19,122 +43%
1 2
3
4 5

ATRC Hedge Fund Activity: Q1 2025 in Review

221 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in AtriCure (ATRC) for Q1 2025, worth a combined $1.62B — up 14% from $1.42B a quarter earlier.

Buyers outnumbered sellers: 37 funds opened new ATRC positions and 28 closed out — a net gain of 9 holders — while 77 added to existing stakes and 65 trimmed.

The largest buyer was UBS AM, adding an estimated $51.4M. The largest seller was First Light Asset Management, cutting an estimated $24.3M.

  • 221 institutional investors held AtriCure (ATRC) as of Q1 2025, up from 213 in Q4 2024.
  • Funds reported $1.62B of AtriCure stock for Q1 2025, up 14% quarter-over-quarter.
  • 37 funds opened new AtriCure positions in Q1 2025 and 28 closed out, a net change of +9 holders.
  • The largest AtriCure buyer in Q1 2025 was UBS AM, an estimated $51.4M added.
  • The largest AtriCure seller in Q1 2025 was First Light Asset Management, an estimated $24.3M sold.

Based on aggregated 13F filings for Q1 2025.