James J. Doherty, President and CDO of Acumen Pharmaceuticals, Inc. (ABOS), sold shares on the open market twice in the last 365 days for a total of about $15 thousand. His most recent sale occurred on January 8, 2026. These transactions rank 11,154th among 11,678 individual insiders, far below the average sale amount of $8.6 million across 6.37 transactions. Doherty made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 16, 2026 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | A | Common Stock | 166867 | $0.00 | 220,900.0000 | 60,573,425 | 308.82% | 0.28% |
| Jan. 16, 2026 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 250300 | $0.00 | 250,300.0000 | 60,573,425 | 9999.99% | 0.41% |
| Jan. 7, 2026 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | S | Common Stock | 1700 | $1.99 | 60,500.0000 | 60,573,425 | 2.73% | 0.00% |
| Jan. 8, 2026 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | S | Common Stock | 6467 | $1.82 | 54,033.0000 | 60,573,425 | 10.69% | 0.01% |
| Jan. 6, 2025 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 93300 | $0.00 | 93,300.0000 | 0 | 9999.99% | 0.00% |
| Jan. 6, 2025 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | A | Common Stock | 62600 | $0.00 | 62,600.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Acumen Pharmaceuticals, Inc. | $ABOS | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 601000 | $0.00 | 601,000.0000 | 0 | 9999.99% | 0.00% |