OConnell Daniel Joseph (CIK 1865136) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-01-23). Recent activity: Sell ABOS (9,346 shares), Sell ABOS (2,689 shares), Buy ABOS (299,800 shares), Sell ABOS (8,143 shares), Sell ABOS (12,941 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-01-23 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 9,346 | $16,916 |
| 2026-01-23 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 2,689 | $5,055 |
| 2026-01-21 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Buy | 299,800 | $0 |
| 2026-01-12 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 8,143 | $14,820 |
| 2026-01-12 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 12,941 | $22,776 |
| 2026-01-12 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 5,388 | $9,321 |
| 2026-01-07 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 4,649 | $9,159 |
| 2026-01-07 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 5,102 | $10,051 |
| 2026-01-07 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 37,755 | $75,132 |
| 2025-01-23 | Acumen Pharmaceuticals, Inc. (ABOS) | Chief Executive Officer | Sell | 12,619 | $20,064 |
Source: SEC Form 4 filings · as of 2026-01-23