Acumen Pharmaceuticals, Inc. (ABOS) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

60,115,909Shares Outstanding
26,083,334Shares held by institutions
$63,904,168Value of institutional holdings
58.88%Institutional ownership %
0.15%Shares Changed QoQ
69No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Acumen Pharmaceuticals, Inc. (NASDAQ:ABOS) is held by 69 institutional firms.

69 Institutional Holders

26,083,334 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
RA CAPITAL MANAGEMENT, L.P. 31 Dec, 2025 14,932,063 0 0.00% $31,506,653.00
Sands Capital Alternatives, LLC 31 Dec, 2025 3,417,075 0 0.00% $7,210,028.00
FRANKLIN RESOURCES INC 31 Dec, 2025 2,305,096 0 0.00% $4,863,753.00
FMR LLC 31 Dec, 2025 2,027,497 -1,828 -0.09% $4,278,019.00
VANGUARD GROUP INC 31 Dec, 2025 1,653,772 2,300 0.14% $3,489,459.00
Knollwood Investment Advisory, LLC 31 Dec, 2025 1,628,510 0 0.00% $3,436,156.00
Alyeska Investment Group, L.P. 31 Dec, 2025 939,603 0 0.00% $1,982,562.00
ADAR1 Capital Management, LLC 31 Dec, 2025 891,183 0 0.00% $1,880,396.00
Laurion Capital Management LP 31 Dec, 2025 867,046 0 0.00% $1,829,467.00
Pathstone Holdings, LLC 31 Dec, 2025 859,110 0 0.00% $1,812,722.00
Hudson Bay Capital Management LP 31 Dec, 2025 725,000 -4 0.00% $1,529,750.00
MILLENNIUM MANAGEMENT LLC 31 Dec, 2025 584,143 -17,573 -2.92% $1,232,542.00
RENAISSANCE TECHNOLOGIES LLC 31 Dec, 2025 423,100 -161,192 -27.59% $892,741.00
TWO SIGMA ADVISERS, LP 31 Dec, 2025 421,800 -1,800 -0.42% $889,998.00
GEODE CAPITAL MANAGEMENT, LLC 31 Dec, 2025 410,206 11,428 2.87% $865,686.00
SG Americas Securities, LLC 31 Dec, 2025 401,047 -2,831 -0.70% $846.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP 31 Dec, 2025 373,198 158,758 74.03% $787,448.00
CITADEL ADVISORS LLC 31 Dec, 2025 345,283 -148,825 -30.12% $728,547.00
BANK OF AMERICA CORP /DE/ 31 Dec, 2025 240,152 26,423 12.36% $506,720.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC 31 Dec, 2025 170,171 -20,000 -10.52% $359,061.00