Insider · CIK 0001706400
Derrell Porter
Files at: ABOS, ATRA. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 SForm 4 → | Jun 17, 5:10 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 32,300 | $2.33 | $75,240 | 35,500 | −47.6% | |
| Jun 15, 2026 MForm 4 → | Jun 17, 5:10 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 19,500 | $1.07 | $20,865 | 48,540 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:30 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 35,500 | — | — | 48,300 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 MForm 4 → | Jun 17, 5:10 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 19,500 | — | — | 0 | — | |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:30 pm EDT | Acumen Pharmaceuticals, Inc.ABOS | 53,250 | — | — | 53,250 | — |