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Acumen Pharmaceuticals

69 hedge funds and large institutions have $43.5M invested in Acumen Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 14 increasing their positions, 22 reducing their positions, and 27 closing their positions.

Holders
69
Holders Change
-11
Holders Change %
-13.75%
% of All Funds
0.93%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
17
Increased
14
Reduced
22
Closed
27
Calls
$26K
Puts
$2K
Net Calls
+$24K
Net Calls Change
+$46K
Name Market Value Shares Shares
Change
Shares
Change %
RCM
1
RA Capital Management
Massachusetts
$17.3M 14,932,063
SCV
2
Sands Capital Ventures
Virginia
$3.96M 3,417,075
Franklin Resources
3
Franklin Resources
California
$3.57M 3,077,039 -64,900 -2%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$2.35M 2,029,736 +4,113 +0.2%
Millennium Management
5
Millennium Management
New York
$2.26M 1,950,120 +814,898 +72%
Vanguard Group
6
Vanguard Group
Pennsylvania
$1.96M 1,689,351 -247,640 -13%
KIA
7
Knollwood Investment Advisory
Maryland
$1.89M 1,628,510
Pathstone Holdings
8
Pathstone Holdings
New Jersey
$1.23M 1,058,531 -28,000 -3%
Alyeska Investment Group
9
Alyeska Investment Group
Illinois
$1.09M 939,603
ACM
10
ADAR1 Capital Management
Texas
$1.06M 916,183 +770,000 +527%
LCM
11
Laurion Capital Management
New York
$1.01M 867,046
Hudson Bay Capital Management
12
Hudson Bay Capital Management
Connecticut
$957K 825,004 +55,004 +7%
Two Sigma Advisers
13
Two Sigma Advisers
New York
$495K 426,300 -37,400 -8%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$460K 396,626 -465,273 -54%
Goldman Sachs
15
Goldman Sachs
New York
$388K 334,683 +138,476 +71%
BlackRock
16
BlackRock
New York
$339K 291,957 -2,039,092 -87%
IC
17
Ikarian Capital
Texas
$308K 265,769
YIH
18
Y-Intercept (HK)
Hong Kong
$291K 250,848 +250,848 New
Renaissance Technologies
19
Renaissance Technologies
New York
$286K 246,588 -10,112 -4%
Two Sigma Investments
20
Two Sigma Investments
New York
$233K 200,785 -31,508 -14%
Jane Street
21
Jane Street
New York
$204K 175,670 +164,866 +1,526%
Morgan Stanley
22
Morgan Stanley
New York
$178K 153,748 +1,112 +0.7%
Bank of America
23
Bank of America
North Carolina
$171K 147,009 -11,925 -8%
Marshall Wace
24
Marshall Wace
United Kingdom
$160K 137,943 +137,943 New
BCM
25
Bridgeway Capital Management
Texas
$134K 115,171