Acumen Pharmaceuticals
ABOS
ABOS
84 hedge funds and large institutions have $109M invested in Acumen Pharmaceuticals in 2026 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 31 increasing their positions, 12 reducing their positions, and 7 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more capital invested
Capital invested by funds: $ → $
more funds holding
Funds holding: →
4.83% more ownership
Funds ownership: 58.87% → 63.7% (+4.8%)
31% less call options, than puts
Call options by funds: $246K | Put options by funds: $355K
Holders
84
Holding in Top 10
–
Calls
$246K
Puts
$355K
Top Buyers
| 1 | +$15.5M | |
| 2 | +$3.86M | |
| 3 | +$3.23M | |
| 4 |
IC
Ikarian Capital
Dallas,
Texas
|
+$2.04M |
| 5 |
Two Sigma Investments
New York
|
+$989K |
Top Sellers
| 1 | -$2.22M | |
| 2 | -$881K | |
| 3 | -$871K | |
| 4 |
Jane Street
New York
|
-$134K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$105K |
