← The Wire
ABOSNasdaq
Acumen Pharmaceuticals, Inc.
Biological Products, (No Diagnostic Substances) · DE · CIK 1576885
Developing a novel disease-modifying therapy targeting a key cause of Alzheimer's disease
$171M
Market cap
$2.77
Last close
+17.4%
1D
+15.4%
5D
852K
Volume
Price · last 39 sessions+11.7%
May 4L $2.15 · H $2.77Jun 29
96
Total filings
Jun 16, 2026
Last filing
12/31
Fiscal year end
Insider Activity
In the 90 days to Mar 6, 2026: 7 sold $536K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 6, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 2,090 | $3.26 | $7K |
| Feb 27, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 9,406 | $3.01 | $28K |
| Jan 28, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 2,671 | $3.00 | $8K |
| Jan 26, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 15,085 | $3.00 | $45K |
| Jan 23, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 5,633 | $1.90 | $11K |
| Jan 22, 2026 | Oconnell Daniel JosephChief Executive Officer | Sell | 2,689 | $1.88 | $5K |
| Jan 22, 2026 | Zuga MattCFO & Chief Business Officer | Sell | 1,687 | $1.86 | $3K |
| Jan 22, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 1,054 | $1.84 | $2K |
| Jan 22, 2026 | Siemers EricChief Medical Officer | Sell | 895 | $1.82 | $2K |
| Jan 22, 2026 | Barton RussellChief Operating Officer | Sell | 462 | $1.84 | $850 |
| Jan 21, 2026 | Oconnell Daniel JosephChief Executive Officer | Sell | 9,346 | $1.81 | $17K |
| Jan 21, 2026 | Zuga MattCFO & Chief Business Officer | Sell | 2,473 | $1.81 | $4K |
| Jan 21, 2026 | Siemers EricChief Medical Officer | Sell | 2,331 | $1.80 | $4K |
| Jan 21, 2026 | Barton RussellChief Operating Officer | Sell | 2,315 | $1.81 | $4K |
| Jan 21, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 2,247 | $1.81 | $4K |
| Jan 12, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 8,548 | $1.71 | $15K |
| Jan 12, 2026 | Oconnell Daniel JosephChief Executive Officer | Sell | 5,388 | $1.73 | $9K |
| Jan 9, 2026 | Oconnell Daniel JosephChief Executive Officer | Sell | 12,941 | $1.76 | $23K |
| Jan 9, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 5,200 | $1.76 | $9K |
| Jan 8, 2026 | Meisner Derek MChief Legal Officer & Corp Sec | Sell | 30,092 | $1.82 | $55K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
Similar companies
Comparable business profile · signals at a glance