Insiders / Meisner Derek M
Meisner Derek M
CIK 1752461personinsider
Companies
1
First seen
Jan 7, 2026
Last activity
Mar 10, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Acumen Pharmaceuticals, Inc. · ABOS | 173,999 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Acumen Pharmaceuticals, Inc. | Common Stock | 173,999 |
| Acumen Pharmaceuticals, Inc. | Employee Stock Option (right to buy)Derivative | 71,048 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jan 8, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $54.9K | -30K -23.58% | 97,548 0.13% of shares | low |
| Jan 26, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $45.3K | -15K -7.98% | 173,999 0.24% of shares | low |
| Feb 27, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $28.3K | -9K -5.13% | 173,999 0.24% of shares | low |
| Jan 26, 2026 | Exercise | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $27.9K | +15K +8.67% | 189,084 0.26% of shares | low |
| Jan 7, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $20.0K | -10K -6.97% | 134,459 0.19% of shares | low |
| Feb 27, 2026 | Exercise | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $17.4K | +9K +5.41% | 183,405 0.25% of shares | low |
| Jan 12, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $14.7K | -9K -9.26% | 83,800 0.12% of shares | low |
| Jan 6, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $14.0K | -7K -4.52% | 150,030 0.21% of shares | low |
| Jan 8, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $12.4K | -7K -5.07% | 127,640 0.18% of shares | low |
| Jan 23, 2026 | Sell | ABOS Acumen Pharmaceuticals, Inc. Common Stock | $10.7K | -6K -3.14% | 173,999 0.24% of shares | low |