Figures computed from official regulatory filings — .
Analysttarget 7.6 USD (+329%) · consensus 5/5 · 6 buy · 0 hold · 0 sell
Ownershipinsiders 6.79% · institutions 66.55% · short 6.1% of float
In USD · as of Oct 19, 2026
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Acumen Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, develops targeted therapies for the treatment of Alzheimer's disease. It focuses on advancing a targeted immunotherapy drug candidate, sabirnetug (ACU193), which is in its Phase 2 ALTITUDE-AD clinical trial to target toxic soluble amyloid beta oligomers. Acumen Pharmaceuticals, Inc. has a collaboration and license agreement with Halozyme, Inc. for the development of a subcutaneous formulation of Sabirnetug, as well as with JCR Pharmaceuticals Co. Ltd for the development of Aß oligomer-targeted enhanced brain delivery therapy for the treatment of Alzheimer's disease. The company was incorporated in 1996 and is headquartered in Newton, Massachusetts.
Market information source · Oct 19, 2026
SEC company identity · Oct 19, 2026
Open-market timeline · full history
9 buys66 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Porter Derrell | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Porter Derrell | Sell | $30.3K | SEC |
| Porter Derrell | Sell | $15.1K | SEC |
| Porter Derrell | Exercise | $14K | SEC |
| Porter Derrell | Exercise | $6.9K | SEC |
| Porter Derrell | Sell | $29.8K | SEC |
| Porter Derrell | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Fountain Nathan B | Sell | $14.3K | SEC |
| Stoppel Laura | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Golumbeski George | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Stoppel Laura | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Drapkin Kimberlee C | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Porter Derrell | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Ives Jeffrey L. | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| RA CAPITAL MANAGEMENT, LLCtrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Drapkin Kimberlee C | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Golumbeski George | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Fountain Nathan B | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Porter Derrell | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Ives Jeffrey L. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Fountain Nathan B | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Stalfort John A IIItrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| RA CAPITAL MANAGEMENT, LLCtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Stalfort John A IIItrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Shah Rajeev M.track record | Award | $20M | SEC |