Acumen Pharmaceuticals, Inc. (ABOS) Ownership

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Acumen Pharmaceuticals, Inc. Major Shareholders & Ownership History

Major Shareholder Name Reporting Date Shares Held Market Value Change in Shares Ownership
RA CAPITAL MANAGEMENT, L.P. 05/15/2025 14.93 M $16.43 M   0.00% 24.67%
SANDS CAPITAL VENTURES, LLC 05/14/2025 3.42 M $3.76 M   0.00% 5.65%
FRANKLIN RESOURCES INC 05/13/2025 3.14 M $3.46 M   -4.02% 5.19%
BLACKROCK, INC. 05/02/2025 2.33 M $2.56 M   -1.73% 3.85%
FMR LLC 05/12/2025 2.03 M $2.23 M   0.09% 3.35%
VANGUARD GROUP INC 05/09/2025 1.94 M $2.13 M   -0.19% 3.20%
KNOLLWOOD INVESTMENT ADVISORY, LLC 05/14/2025 1.63 M $1.79 M   0.00% 2.69%
MILLENNIUM MANAGEMENT LLC 05/15/2025 1.14 M $1.25 M   -15.58% 1.88%
PATHSTONE HOLDINGS, LLC 05/15/2025 1.09 M $1.20 M   79.05% 1.80%
ALYESKA INVESTMENT GROUP, L.P. 05/15/2025 939.60 K $1.03 M   0.00% 1.55%
LAURION CAPITAL MANAGEMENT LP 05/15/2025 867.05 K $953.75 K   0.00% 1.43%
GEODE CAPITAL MANAGEMENT, LLC 05/13/2025 861.90 K $948.18 K   -0.99% 1.42%
JPMORGAN CHASE & CO 05/12/2025 832.27 K $1.46 M   -11.26% 1.38%
HUDSON BAY CAPITAL MANAGEMENT LP 05/14/2025 770.00 K $847.00 K   7.69% 1.27%
STATE STREET CORP 05/15/2025 521.21 K $573.33 K   -0.87% 0.86%
TWO SIGMA ADVISERS, LP 05/15/2025 463.70 K $510.07 K   -7.09% 0.77%
NORTHERN TRUST CORP 05/13/2025 289.84 K $318.82 K   -5.78% 0.48%
IKARIAN CAPITAL, LLC 05/15/2025 265.77 K $292.35 K   0.00% 0.44%
RENAISSANCE TECHNOLOGIES LLC 05/14/2025 256.70 K $282.37 K   -0.20% 0.42%
TWO SIGMA INVESTMENTS, LP 05/15/2025 232.29 K $255.52 K   -22.89% 0.38%
GOLDMAN SACHS GROUP INC 05/16/2025 196.21 K $215.83 K   -10.47% 0.32%
BANK OF AMERICA CORP /DE/ 05/15/2025 158.93 K $174.83 K   6.91% 0.26%
MORGAN STANLEY 05/15/2025 152.64 K $167.90 K   -42.66% 0.25%
ADAR1 CAPITAL MANAGEMENT, LLC 05/15/2025 146.18 K $160.80 K   55.03% 0.24%
INVESCO LTD. 05/12/2025 127.80 K $140.58 K   544.08% 0.21%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 05/09/2025 116.90 K $128.59 K   -7.77% 0.19%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 05/15/2025 115.17 K $126.69 K   -14.05% 0.19%
SUSQUEHANNA INTERNATIONAL GROUP, LLP 05/14/2025 110.98 K $122.07 K   46.24% 0.18%
DEUTSCHE BANK AG\ 05/09/2025 97.00 K $106.70 K   0.00% 0.16%
BANK OF NEW YORK MELLON CORP 04/29/2025 90.26 K $99.28 K   -2.93% 0.15%
CATALYST FINANCIAL PARTNERS LLC 05/02/2025 89.70 K $98.67 K   0.00% 0.15%
05/12/2025 78.45 K $86.29 K   100.00% 0.13%
BARCLAYS PLC 05/15/2025 72.27 K $80.00 K   -22.36% 0.12%
BOOTHBAY FUND MANAGEMENT, LLC 05/15/2025 51.04 K $56.15 K   0.00% 0.08%
RHUMBLINE ADVISERS 04/08/2025 45.52 K $50.06 K   -14.24% 0.08%
DIMENSIONAL FUND ADVISORS LP 05/13/2025 43.52 K $47.88 K   -55.60% 0.07%
AQR CAPITAL MANAGEMENT LLC 05/15/2025 41.74 K $45.91 K   100.00% 0.07%
CITADEL ADVISORS LLC 05/15/2025 39.10 K $43.01 K   36.71% 0.06%
INTREPID FINANCIAL PLANNING GROUP LLC 05/13/2025 30.15 K $33.17 K   0.00% 0.05%
CITIGROUP INC 05/12/2025 29.84 K $32.82 K   -62.87% 0.05%
INTECH INVESTMENT MANAGEMENT LLC 05/20/2025 28.54 K $31.39 K   51.43% 0.05%
WELLS FARGO & COMPANY/MN 05/13/2025 27.68 K $30.45 K   5.97% 0.05%
CITADEL ADVISORS LLC 05/15/2025 27.50 K $30.25 K   -36.49% 0.05%
SUSQUEHANNA INTERNATIONAL GROUP, LLP 05/14/2025 25.90 K $28.49 K   -21.75% 0.04%
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD. 05/15/2025 25.17 K $27.69 K   4.54% 0.04%
QUBE RESEARCH & TECHNOLOGIES LTD 05/15/2025 22.14 K $24.35 K   -67.60% 0.04%
VANGUARD PERSONALIZED INDEXING MANAGEMENT, LLC 05/14/2025 22.01 K $24.21 K   70.67% 0.04%
SEI INVESTMENTS CO 05/14/2025 21.78 K $23.96 K   0.00% 0.04%
COREBRIDGE FINANCIAL, INC. 05/14/2025 20.55 K $22.61 K   -1.46% 0.03%
PINNACLE ASSOCIATES LTD 05/06/2025 18.02 K $19.82 K   0.00% 0.03%

Acumen Pharmaceuticals, Inc. institutional Ownership - FAQ's

During the previous two years, 92 institutional investors and hedge funds held shares of Acumen Pharmaceuticals, Inc.. The most heavily invested institutionals were:

RA CAPITAL MANAGEMENT, L.P.: 14.93 M

Sands Capital Ventures, LLC: 3.42 M

FRANKLIN RESOURCES INC: 3.14 M

BlackRock, Inc.: 2.33 M

FMR LLC: 2.03 M

VANGUARD GROUP INC: 1.94 M

66.48% of Acumen Pharmaceuticals, Inc. stock is owned by institutional investors.

Institutional investors have bought a total of 42.90 M shares in the last 24 months. This purchase volume represents approximately $43.75 M in transactions.