Acumen Pharmaceuticals, Inc.ABOSNASDAQ
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| Holder | Shares | Date | Change | % Held |
|---|---|---|---|---|
| CWM, LLC | -- | Dec 31, 25 | -744 | -- |
| RA CAPITAL MANAGEMENT, L.P. | 14.93M | Sep 30, 25 | -- | -- |
| Sands Capital Ventures, LLC | 3.42M | Sep 30, 25 | -- | -- |
| FRANKLIN RESOURCES INC | 2.31M | Sep 30, 25 | -771.94K | -- |
| FMR LLC | 2.03M | Sep 30, 25 | -411 | -- |
| Knollwood Investment Advisory, LLC | 1.63M | Sep 30, 25 | -- | -- |
| Alyeska Investment Group, L.P. | 939.60K | Sep 30, 25 | -- | -- |
| ADAR1 Capital Management, LLC | 891.18K | Sep 30, 25 | -25.00K | -- |
| Laurion Capital Management LP | 867.05K | Sep 30, 25 | -- | -- |
| Pathstone Holdings, LLC | 859.11K | Sep 30, 25 | -199.42K | -- |
| Hudson Bay Capital Management LP | 725.00K | Sep 30, 25 | -100.00K | -- |
| MILLENNIUM MANAGEMENT LLC | 601.72K | Sep 30, 25 | -1.35M | -- |
| RENAISSANCE TECHNOLOGIES LLC | 584.29K | Sep 30, 25 | +337.70K | -- |
| CITADEL ADVISORS LLC | 494.11K | Sep 30, 25 | +494.11K | -- |
| TWO SIGMA ADVISERS, LP | 423.60K | Sep 30, 25 | -2.70K | -- |
| GEODE CAPITAL MANAGEMENT, LLC | 398.78K | Sep 30, 25 | +2.15K | -- |
| Ikarian Capital, LLC | 265.77K | Sep 30, 25 | -- | -- |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 214.44K | Sep 30, 25 | +62.10K | -- |
| BANK OF AMERICA CORP /DE/ | 213.73K | Sep 30, 25 | +66.72K | -- |
| JANE STREET GROUP, LLC | 207.24K | Sep 30, 25 | +31.57K | -- |
| TWO SIGMA INVESTMENTS, LP | 199.45K | Sep 30, 25 | -1.34K | -- |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 190.17K | Sep 30, 25 | +75.00K | -- |
| BlackRock, Inc. | 174.69K | Sep 30, 25 | -117.27K | -- |
| MORGAN STANLEY | 149.40K | Sep 30, 25 | -4.35K | -- |
| GOLDMAN SACHS GROUP INC | 147.15K | Sep 30, 25 | -187.53K | -- |
| STATE STREET CORP | 106.68K | Sep 30, 25 | -- | -- |
| CATALYST FINANCIAL PARTNERS LLC | 89.70K | Sep 30, 25 | -- | -- |
| ACADIAN ASSET MANAGEMENT LLC | 77.92K | Sep 30, 25 | +77.92K | -- |
| NORTHERN TRUST CORP | 64.95K | Sep 30, 25 | -208 | -- |
| BOOTHBAY FUND MANAGEMENT, LLC | 51.04K | Sep 30, 25 | -- | -- |
| DIMENSIONAL FUND ADVISORS LP | 43.52K | Sep 30, 25 | -- | -- |
| Qube Research & Technologies Ltd | 32.88K | Sep 30, 25 | -24.68K | -- |
| GSA CAPITAL PARTNERS LLP | 32.10K | Sep 30, 25 | -- | -- |
| Intrepid Financial Planning Group LLC | 30.15K | Sep 30, 25 | -- | -- |
| BARCLAYS PLC | 29.99K | Sep 30, 25 | -- | -- |
| Catalyst Funds Management Pty Ltd | 29.60K | Sep 30, 25 | +9.90K | -- |
| Cubist Systematic Strategies, LLC | 23.90K | Sep 30, 25 | +23.90K | -- |
| PINNACLE ASSOCIATES LTD | 18.02K | Sep 30, 25 | -- | -- |
| Pinnacle Wealth Management Advisory Group, LLC | 18.02K | Sep 30, 25 | -- | -- |
| CLUNE & ASSOCIATES, LTD. | 16.50K | Sep 30, 25 | -- | -- |
| Point72 Asia (Singapore) Pte. Ltd. | 16.04K | Sep 30, 25 | -5.30K | -- |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 16.00K | Sep 30, 25 | +16.00K | -- |
| HRT FINANCIAL LP | 14.01K | Sep 30, 25 | -17.41K | -- |
| Savant Capital, LLC | 11.04K | Sep 30, 25 | +11.04K | -- |
| Integrated Wealth Concepts LLC | 10.18K | Sep 30, 25 | -247 | -- |
| GROUP ONE TRADING, L.P. | 7.80K | Sep 30, 25 | -726 | -- |
| ADVISOR GROUP HOLDINGS, INC. | 7.25K | Sep 30, 25 | -- | -- |
| WELLS FARGO & COMPANY/MN | 6.50K | Sep 30, 25 | -325 | -- |
| Larson Financial Group LLC | 4.00K | Sep 30, 25 | +4.00K | -- |
| PNC FINANCIAL SERVICES GROUP, INC. | 3.08K | Sep 30, 25 | -1.87K | -- |
| JPMORGAN CHASE & CO | 3.03K | Sep 30, 25 | -13.64K | -- |
| Rockefeller Capital Management L.P. | 3.00K | Sep 30, 25 | +3.00K | -- |
| BNP PARIBAS ARBITRAGE, SNC | 1.22K | Sep 30, 25 | -810 | -- |
| ROYAL BANK OF CANADA | 1.12K | Sep 30, 25 | +151 | -- |
| Advisory Services Network, LLC | 1.11K | Sep 30, 25 | +1.11K | -- |
| SBI Securities Co., Ltd. | 518 | Sep 30, 25 | +5 | -- |
| EverSource Wealth Advisors, LLC | 407 | Sep 30, 25 | -8 | -- |
| Bell Investment Advisors, Inc | 362 | Sep 30, 25 | +362 | -- |
| CITIGROUP INC | 151 | Sep 30, 25 | -2.96K | -- |
| SRS Capital Advisors, Inc. | 26 | Sep 30, 25 | +26 | -- |
| Optiver Holding B.V. | 6 | Sep 30, 25 | +6 | -- |
| RAYMOND JAMES FINANCIAL INC | -- | Sep 30, 25 | -495 | -- |
| Federation des caisses Desjardins du Quebec | -- | Sep 30, 25 | -1.50K | -- |
| Clearstead Advisors, LLC | -- | Sep 30, 25 | -63 | -- |
| Skopos Labs, Inc. | -- | Sep 30, 25 | -619 | -- |
| Schonfeld Strategic Advisors LLC | -- | Sep 30, 25 | -15.93K | -- |
| AQR CAPITAL MANAGEMENT LLC | -- | Sep 30, 25 | -46.29K | -- |
| Marex Group plc | -- | Sep 30, 25 | -33.30K | -- |
| Jain Global LLC | -- | Sep 30, 25 | -39.99K | -- |
| TWO SIGMA SECURITIES, LLC | -- | Sep 30, 25 | -20.07K | -- |
| Y-Intercept (Hong Kong) Ltd | -- | Sep 30, 25 | -250.85K | -- |
| DRW Securities, LLC | -- | Sep 30, 25 | -11.02K | -- |
| Tower Research Capital LLC (TRC) | -- | Sep 30, 25 | -3.63K | -- |
| Ethic Inc. | -- | Sep 30, 25 | -11.38K | -- |
| MARSHALL WACE, LLP | -- | Sep 30, 25 | -137.94K | -- |
| Nuveen Asset Management, LLC | 78.45K | Dec 31, 24 | -- | -- |
| Planning Capital Management Corp | 5 | Sep 30, 24 | -- | -- |
| BlackRock Inc. | 2.16M | Jun 30, 24 | +1.97M | -- |
| Cutler Group LLC / CA | -- | Mar 31, 24 | -1.20K | -- |
| PATHSTONE FAMILY OFFICE, LLC | 478.79K | Sep 30, 23 | +11.73K | -- |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | 15.74K | Mar 31, 22 | +15.74K | -- |
| Amalgamated Financial Corp. | 3.90K | Mar 31, 22 | +3.90K | -- |
| Marshall Wace North America L.P. | 153.91K | Sep 30, 21 | +153.91K | -- |