CIK 0001576885 · <br>Emerging growth company
Acumen Pharmaceuticals, Inc.
Sign in to watch- Ticker
- ABOS
- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 364108129
- Phone
- 617-344-4190
- Business address
- 1210-1220 WASHINGTON STREET, SUITE 210, NEWTON, MA, 02465
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-03 | Stoppel Laura Director | Grant or award | +35,500 | 48,300 | ||
| 2026-06-03 | Stoppel Laura Director | Grant or award · Stock Option (right to buy) | +53,250 | 53,250 | ||
| 2026-06-03 | RA CAPITAL MANAGEMENT, L.P. Director | Grant or award | +35,500 | 48,300 | ||
| 2026-06-03 | RA CAPITAL MANAGEMENT, L.P. Director | Grant or award · Stock Option (Right to Buy) | +53,250 | 53,250 | ||
| 2026-03-16 | RA CAPITAL MANAGEMENT, L.P. Director | Grant or award | +6,060,606 | $3.30 | $20.0M | 19,103,785 |
| 2026-03-06 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +2,090 | $1.85 | $4K | 176,089 |
| 2026-03-06 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale 10b5-1 | −2,090 | $3.26 | $7K | 173,999 |
| 2026-03-06 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −2,090 | 71,048 | ||
| 2026-02-27 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +9,406 | $1.85 | $17K | 183,405 |
| 2026-02-27 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale 10b5-1 | −9,406 | $3.01 | $28K | 173,999 |
| 2026-02-27 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −9,406 | 73,138 | ||
| 2026-01-28 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +2,671 | $1.85 | $5K | 176,670 |
| 2026-01-28 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale 10b5-1 | −2,671 | $3.00 | $8K | 173,999 |
| 2026-01-28 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −2,671 | 82,544 | ||
| 2026-01-26 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +15,085 | $1.85 | $28K | 189,084 |
| 2026-01-26 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale 10b5-1 | −15,085 | $3.00 | $45K | 173,999 |
| 2026-01-26 | Meisner Derek M Chief Legal Officer & Corp Sec | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −15,085 | 85,215 | ||
| 2026-01-23 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale | −5,633 | $1.90 | $11K | 173,999 |
| 2026-01-22 | Meisner Derek M Chief Legal Officer & Corp Sec | Sale | −1,054 | $1.84 | $2K | 179,632 |
| 2026-01-22 | Siemers Eric Chief Medical Officer | Sale | −895 | $1.82 | $2K | 255,371 |
Page 2 of 13 · 246 trades