Who Owns ACUMEN PHARMACEUTICALS INC (ABOS)? -- Institutional Holders (2026-06-30)

111 institutions reported holding $128.5M of ACUMEN PHARMACEUTICALS INC (ABOS) in SEC 13F filings for 2026-06-30. Largest institutional holders: RA CAPITAL MANAGEMENT, L.P. ($56.1M), Sands Capital Alternatives, LLC ($9.9M), BlackRock, Inc. ($6.6M), Alyeska Investment Group, L.P. ($6.6M), FRANKLIN RESOURCES INC ($6.2M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1RA CAPITAL MANAGEMENT, L.P.$56.1M21.0MHold
2Sands Capital Alternatives, LLC$9.9M3.7MHold
3BlackRock, Inc.$6.6M2.5MAdded
4Alyeska Investment Group, L.P.$6.6M2.5MHold
5FRANKLIN RESOURCES INC$6.2M2.3MHold
6VANGUARD GROUP INC$6.1M2.3MAdded
7ADAR1 Capital Management, LLC$5.6M2.1MTrimmed
8Knollwood Investment Advisory, LLC$4.3M1.6MHold
9GEODE CAPITAL MANAGEMENT, LLC$3.0M1.1MAdded
10Ikarian Capital, LLC$2.8M1.1MHold
11Hudson Bay Capital Management LP$2.5M955,000Trimmed
12Pathstone Holdings, LLC$2.3M859,110Hold
13RENAISSANCE TECHNOLOGIES LLC$1.8M675,025Added
14TWO SIGMA INVESTMENTS, LP$1.7M622,882Added
15STATE STREET CORP$1.6M600,528Added
16NORTHERN TRUST CORP$963,187360,744Added
17DIMENSIONAL FUND ADVISORS LP$778,969291,559Added
18BANK OF AMERICA CORP /DE/$733,665274,781Trimmed
19BOOTHBAY FUND MANAGEMENT, LLC$728,942273,012Hold
20ACADIAN ASSET MANAGEMENT LLC$718,000270,338Added
21NOMURA HOLDINGS INC$506,531189,712New
22SUSQUEHANNA INTERNATIONAL GROUP, LLP$495,296185,504Trimmed
23GOLDMAN SACHS GROUP INC$491,085183,927Trimmed
24BRIDGEWAY CAPITAL MANAGEMENT, LLC$470,377176,171Hold
25MORGAN STANLEY$365,157136,763Trimmed

Source: SEC Form 13F filings · as of 2026-06-30