Acumen Pharmaceuticals, Inc.
ABOS- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001576885
No open-market purchases or sales by Acumen Pharmaceuticals, Inc. insiders were filed in the last 90 days; 96 institutions reported holding it in 13F filings for Q2 2026, worth $127.8M in total; no superinvestor holds it.
13F holders, Q1 2022
Institutional positions in Acumen Pharmaceuticals, Inc. as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 57
- +5 vs. Q4 2021
- Shares held
- 27.1M
- +1.52M (+6.0%) vs. Q4 2021
- Total value
- $106.1M
- −$66.9M (−38.7%) vs. Q4 2021
- New holders
- 17
- 25 more added
- Sold out
- 12
- 7 more reduced
Compare with Q4 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ABOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 96 | $127.8M |
| Q1 2026 | 84 | $108.5M |
| Q4 2025 | 71 | $75.2M |
| Q3 2025 | 69 | $61.1M |
| Q2 2025 | 71 | $43.6M |
| Q1 2025 | 81 | $44.8M |
| Q4 2024 | 80 | $73.2M |
| Q3 2024 | 73 | $107.7M |
| Q2 2024 | 81 | $105.5M |
| Q1 2024 | 80 | $175.6M |
| Q4 2023 | 67 | $147.6M |
| Q3 2023 | 66 | $179.2M |
| Q2 2023 | 53 | $126.6M |
| Q1 2023 | 62 | $112.8M |
| Q4 2022 | 60 | $155.1M |
| Q3 2022 | 50 | $275.9M |
| Q2 2022 | 47 | $120.5M |
| Q1 2022 | 57 | $106.1M |
| Q4 2021 | 52 | $172.9M |
| Q3 2021 | 41 | $357.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2022
Shares, value and share of portfolio for each institution holding Acumen Pharmaceuticals, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FinTrust Capital Advisors, LLC | 20 | $0 | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 42 | $0 | 0.00% | +42 | New |
| Point72 Hong Kong Ltd | 881 | $3.00K | 0.00% | +881 | New |
| Captrust Financial Advisors | 1,576 | $6.00K | 0.00% | +1,576 | New |
| FMR LLC | 1,838 | $7.00K | 0.00% | −11,462−86.2% | Reduced |
| Royal Bank of Canada | 1,739 | $7.00K | 0.00% | −631−26.6% | Reduced |
| Ameritas Investment Partners, Inc. | 2,205 | $9.00K | 0.00% | +1,470+200.0% | Added |
| Tower Research Capital LLC (TRC) | 2,555 | $10.0K | 0.00% | −3,968−60.8% | Reduced |
| Wells Fargo & Company | 2,773 | $11.0K | 0.00% | +698+33.6% | Added |
| Legal & General Group Plc | 2,762 | $11.0K | 0.00% | +1,874+211.0% | Added |
| Citigroup Inc | 3,693 | $14.0K | 0.00% | −198−5.1% | Reduced |
| Amalgamated Bank | 3,896 | $15.0K | 0.00% | +3,896 | New |
| Amalgamated Financial Corp. | 3,896 | $15.0K | 0.00% | +3,896 | New |
| Cubist Systematic Strategies, LLC | 5,387 | $21.0K | 0.00% | −6,158−53.3% | Reduced |
| UBS Group AG | 5,245 | $21.0K | 0.00% | +4,388+512.0% | Added |
| Fiduciary Group LLC | 10,000 | $31.0K | 0.00% | +10,000 | New |
| Barclays PLC | 11,817 | $46.0K | 0.00% | +11,817 | New |
| Manufacturers Life Insurance Company, The | 12,200 | $47.7K | 0.00% | +12,200 | New |
| California State Teachers Retirement System | 12,162 | $48.0K | 0.00% | +6,503+114.9% | Added |
| Morgan Stanley | 13,687 | $53.0K | 0.00% | −6,946−33.7% | Reduced |
| American International Group, Inc. | 14,047 | $55.0K | 0.00% | +8,712+163.3% | Added |
| Deutsche Bank AG | 15,501 | $61.0K | 0.00% | +9,677+166.2% | Added |
| Prelude Capital Management, LLC | 15,600 | $61.0K | 0.00% | +15,600 | New |
| Parametric Portfolio Associates LLC | 15,736 | $62.0K | 0.00% | +15,736 | New |
| JPMorgan Chase & Co | 18,049 | $71.0K | 0.00% | +10,809+149.3% | Added |
| Rhumbline Advisers | 20,273 | $79.0K | 0.00% | +20,273 | New |
| New York State Common Retirement Fund | 23,981 | $94.0K | 0.00% | +18,500+337.5% | Added |
| Bank of America Corp | 26,055 | $102.0K | 0.00% | +4,960+23.5% | Added |
| Marshall Wace, LLP | 32,825 | $129.0K | 0.00% | −123,425−79.0% | Reduced |
| STRS Ohio | 41,300 | $161.0K | 0.00% | +8,000+24.0% | Added |
| D. E. Shaw & Co., Inc. | 48,176 | $188.0K | 0.00% | +21,009+77.3% | Added |
| Point72 Asset Management, L.P. | 55,054 | $215.0K | 0.00% | +55,054 | New |
| Los Angeles Capital Management LLC | 56,592 | $221.0K | 0.00% | +56,592 | New |
| Nuveen Asset Management, LLC | 39,241 | $235.0K | 0.00% | +26,319+203.7% | Added |
| Charles Schwab Investment Management Inc | 63,251 | $248.0K | 0.00% | +39,214+163.1% | Added |
| Bank of New York Mellon Corp | 68,971 | $270.0K | 0.00% | +49,791+259.6% | Added |
| Schonfeld Strategic Advisors LLC | 86,543 | $338.0K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 130,400 | $510.0K | 0.01% | +130,400 | New |
| Pura Vida Investments, LLC | 145,195 | $568.0K | 0.07% | +19,135+15.2% | Added |
| Citadel Advisors LLC | 153,247 | $599.0K | 0.00% | +78,724+105.6% | Added |
| WMS Partners, LLC | 181,068 | $708.0K | 0.10% | +181,068 | New |
| State Street Corp | 184,858 | $723.0K | 0.00% | +73,495+66.0% | Added |
| Northern Trust Corp | 216,168 | $845.0K | 0.00% | +121,184+127.6% | Added |
| BVF Inc | 289,663 | $1.13M | 0.05% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 334,195 | $1.31M | 0.00% | +10,931+3.4% | Added |
| Geode Capital Management, LLC | 342,646 | $1.34M | 0.00% | +170,767+99.4% | Added |
| Moore Capital Management, LP | 358,482 | $1.40M | 0.05% | 00.0% | Unchanged |
| Guardian Point Capital, LP | 500,000 | $1.96M | 0.71% | 00.0% | Unchanged |
| Woodline Partners LP | 501,236 | $1.96M | 0.03% | +20,555+4.3% | Added |
| Perceptive Advisors LLC | 596,942 | $2.33M | 0.05% | +596,942 | New |
| Laurion Capital Management LP | 656,848 | $2.57M | 0.06% | 00.0% | Unchanged |
| Great Point Partners LLC | 928,282 | $3.63M | 0.88% | +928,282 | New |
| Vanguard Group Inc | 1,234,771 | $4.83M | 0.00% | +679,798+122.5% | Added |
| Deep Track Capital, LP | 2,599,098 | $10.2M | 0.66% | +666,058+34.5% | Added |
| Sands Capital Ventures, LLC | 3,417,075 | $13.4M | 2.79% | 00.0% | Unchanged |
| BlackRock Inc. | 3,831,321 | $15.0M | 0.00% | +721,651+23.2% | Added |
| Ra Capital Management, L.P. | 9,770,773 | $38.2M | 0.83% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 0 | $0 | 0.00% | −1,571,918−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −627,263−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −602,266−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −81,917−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −77,152−100.0% | Sold out |
| Rex Capital Advisors, LLC | 0 | $0 | 0.00% | −65,336−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −37,163−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −21,609−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −20,097−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −18,818−100.0% | Sold out |
| Chicago Partners Investment Group LLC | 0 | $0 | 0.00% | −17,960−100.0% | Sold out |
| Bedel Financial Consulting, Inc. | 0 | $0 | 0.00% | −240−100.0% | Sold out |