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, Q2 2022
Institutional positions in Acumen Pharmaceuticals, Inc. as of Jun 30, 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
- 47
- −8 vs. Q1 2022
- Shares held
- 25.6M
- −1.46M (−5.4%) vs. Q1 2022
- Total value
- $120.5M
- +$14.5M (+13.6%) vs. Q1 2022
- New holders
- 11
- 10 more added
- Sold out
- 19
- 20 more reduced
2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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 | $107.8M |
| Q2 2024 | 81 | $105.5M |
| Q1 2024 | 80 | $176.3M |
| Q4 2023 | 67 | $147.8M |
| Q3 2023 | 66 | $181.4M |
| Q2 2023 | 53 | $126.6M |
| Q1 2023 | 62 | $114.0M |
| Q4 2022 | 60 | $158.0M |
| Q3 2022 | 50 | $278.4M |
| 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, Q2 2022
Shares, value and share of portfolio for each institution holding Acumen Pharmaceuticals, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 9,770,773 | $45.9M | 1.22% | 00.0% | Unchanged |
| Sands Capital Ventures, LLC | 3,417,075 | $16.1M | 4.41% | 00.0% | Unchanged |
| Deep Track Capital, LP | 3,100,000 | $14.6M | 1.01% | +500,902+19.3% | Added |
| BlackRock Inc. | 2,693,311 | $12.7M | 0.00% | −1,138,010−29.7% | Reduced |
| Great Point Partners LLC | 1,515,000 | $7.12M | 1.83% | +586,718+63.2% | Added |
| Laurion Capital Management LP | 1,206,548 | $5.67M | 0.24% | +549,700+83.7% | Added |
| Vanguard Group Inc | 635,779 | $2.99M | 0.00% | −598,992−48.5% | Reduced |
| Millennium Management LLC | 587,583 | $2.76M | 0.00% | +587,583 | New |
| Perceptive Advisors LLC | 508,532 | $2.39M | 0.08% | −88,410−14.8% | Reduced |
| Guardian Point Capital, LP | 500,000 | $2.35M | 1.29% | 00.0% | Unchanged |
| Woodline Partners LP | 426,170 | $2.00M | 0.03% | −75,066−15.0% | Reduced |
| Moore Capital Management, LP | 358,482 | $1.69M | 0.05% | 00.0% | Unchanged |
| WMS Partners, LLC | 181,068 | $851.0K | 0.13% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 116,029 | $545.0K | 0.01% | +29,486+34.1% | Added |
| Geode Capital Management, LLC | 108,849 | $511.0K | 0.00% | −233,797−68.2% | Reduced |
| Bridgeway Capital Management, LLC | 80,800 | $380.0K | 0.01% | −49,600−38.0% | Reduced |
| Citadel Advisors LLC | 53,749 | $253.0K | 0.00% | −99,498−64.9% | Reduced |
| State Street Corp | 34,478 | $162.0K | 0.00% | −150,380−81.3% | Reduced |
| Bank of America Corp | 28,126 | $132.0K | 0.00% | +2,071+7.9% | Added |
| Goldman Sachs Group Inc | 27,886 | $131.0K | 0.00% | −306,309−91.7% | Reduced |
| Susquehanna International Group, LLP | 26,174 | $123.0K | 0.00% | +26,174 | New |
| Virtu Financial LLC | 26,204 | $123.0K | 0.01% | +26,204 | New |
| Morgan Stanley | 24,197 | $114.0K | 0.00% | +10,510+76.8% | Added |
| Cubist Systematic Strategies, LLC | 23,908 | $112.0K | 0.00% | +18,521+343.8% | Added |
| Qube Research & Technologies Ltd | 22,259 | $105.0K | 0.00% | +22,259 | New |
| Northern Trust Corp | 21,546 | $101.0K | 0.00% | −194,622−90.0% | Reduced |
| Marshall Wace, LLP | 18,808 | $89.0K | 0.00% | −14,017−42.7% | Reduced |
| D. E. Shaw & Co., Inc. | 18,577 | $87.0K | 0.00% | −29,599−61.4% | Reduced |
| Prelude Capital Management, LLC | 18,500 | $87.0K | 0.00% | +2,900+18.6% | Added |
| Two Sigma Investments, LP | 15,311 | $72.0K | 0.00% | +15,311 | New |
| Boothbay Fund Management, LLC | 12,727 | $60.0K | 0.00% | +12,727 | New |
| Fiduciary Group LLC | 10,000 | $53.0K | 0.01% | 00.0% | Unchanged |
| Ergoteles LLC | 11,113 | $52.0K | 0.00% | +11,113 | New |
| LMR Partners LLP | 10,092 | $47.0K | 0.00% | +10,092 | New |
| Barclays PLC | 6,724 | $32.0K | 0.00% | −5,093−43.1% | Reduced |
| Tower Research Capital LLC (TRC) | 3,885 | $18.0K | 0.00% | +1,330+52.1% | Added |
| Simplex Trading, LLC | 2,672 | $12.0K | 0.00% | +2,672 | New |
| JPMorgan Chase & Co | 1,622 | $8.00K | 0.00% | −16,427−91.0% | Reduced |
| Captrust Financial Advisors | 1,000 | $5.00K | 0.00% | −576−36.5% | Reduced |
| Citigroup Inc | 931 | $4.00K | 0.00% | −2,762−74.8% | Reduced |
| FMR LLC | 899 | $4.00K | 0.00% | −939−51.1% | Reduced |
| Wells Fargo & Company | 570 | $2.00K | 0.00% | −2,203−79.4% | Reduced |
| New York State Common Retirement Fund | 257 | $1.00K | 0.00% | −23,724−98.9% | Reduced |
| Point72 Hong Kong Ltd | 292 | $1.00K | 0.00% | −589−66.9% | Reduced |
| Ellevest, Inc. | 257 | $1.00K | 0.00% | +215+511.9% | Added |
| Credit Suisse AG | 15 | $0 | 0.00% | +15 | New |
| Advisor Group Holdings, Inc. | 1 | $0 | 0.00% | +1 | New |
| BVF Inc | 0 | $0 | 0.00% | −289,663−100.0% | Sold out |
| Pura Vida Investments, LLC | 0 | $0 | 0.00% | −145,195−100.0% | Sold out |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −68,971−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −63,251−100.0% | Sold out |
| Nuveen Asset Management, LLC | 0 | $0 | 0.00% | −39,241−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −56,592−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −55,054−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −41,300−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −20,273−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −15,501−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −14,047−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −12,162−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −12,200−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −5,245−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −3,896−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −2,762−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −2,205−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −1,739−100.0% | Sold out |
| FinTrust Capital Advisors, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Parametric Portfolio Associates LLC | – | – | – | – | Not filed |
| Amalgamated Financial Corp. | – | – | – | – | Not filed |