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AtriCure
ATRC
ATRC
223 hedge funds and large institutions have $1.46B invested in AtriCure in 2026 Q1 according to their latest regulatory filings, with 36 funds opening new positions, 82 increasing their positions, 66 reducing their positions, and 41 closing their positions.
New
Increased
Maintained
Reduced
Closed
96% more call options, than puts
Call options by funds: $280K | Put options by funds: $143K
24% more repeat investments, than reductions
Existing positions increased: 82 | Existing positions reduced: 66
2.4% more ownership
Funds ownership: 98% → 100.41% (+2.4%)
5% less funds holding
Funds holding: 234 → 223 (-11)
12% less first-time investments, than exits
New positions opened: 36 | Existing positions closed: 41
24% less capital invested
Capital invested by funds: $1.93B → $1.46B (-$465M)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
Holders
223
Holders Change
-11
Holders Change %
-4.7%
% of All Funds
2.75%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.02%
New
36
Increased
82
Reduced
66
Closed
41
Calls
$280K
Puts
$143K
Net Calls
+$137K
Net Calls Change
-$402K
Top Buyers
| 1 |
DSCM
Divisadero Street Capital Management
Miami,
Florida
|
+$39.6M |
| 2 |
Goldman Sachs
New York
|
+$26.7M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$18.9M |
| 4 |
Morgan Stanley
New York
|
+$12.7M |
| 5 |
Two Sigma Investments
New York
|
+$12.6M |
