Acumen Pharmaceuticals, Inc.
ABOS
26 insider filings · Latest: Jun 15, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jan 5, 2026 | Jan 5 10:06 PM | Barton Russell | Proposed Sale | 4,000 | $1.96 | $7.8K | — | View → |
| Jan 5, 2026 | Jan 5 10:03 PM | Zuga Matt | Proposed Sale | 4,000 | $1.96 | $7.8K | — | View → |
| Jan 5, 2026 | Jan 5 9:48 PM | OConnell Daniel Joseph | Proposed Sale | 4,649 | $1.97 | $9.2K | — | View → |
| Jan 23, 2025 | Jan 23 9:17 PM | Zuga Matt | Proposed Sale | 28,902 | $1.72 | $49.6K | — | View → |
| Jan 21, 2025 | Jan 21 9:32 PM | Meisner Derek M | Proposed Sale | 3,418 | $1.59 | $5.4K | — | View → |
| Jan 21, 2025 | Jan 21 9:31 PM | Siemers Eric | Proposed Sale | 3,219 | $1.59 | $5.1K | — | View → |
| Jan 21, 2025 | Jan 21 9:29 PM | Barton Russell | Proposed Sale | 2,914 | $1.70 | $5.0K | — | View → |
| Jan 21, 2025 | Jan 21 9:25 PM | Zuga Matt | Proposed Sale | 4,364 | $1.60 | $7.0K | — | View → |
| Jan 21, 2025 | Jan 21 9:24 PM | OConnell Daniel Joseph | Proposed Sale | 12,619 | $1.59 | $20.1K | — | View → |
| Jan 3, 2025 | Jan 3 11:16 PM | Meisner Derek M | Proposed Sale | 11,122 | $1.84 | $20.5K | — | View → |
| Jan 3, 2025 | Jan 3 11:04 PM | Siemers Eric | Proposed Sale | 10,859 | $1.85 | $20.0K | — | View → |
| Jan 3, 2025 | Jan 3 10:59 PM | Barton Russell | Proposed Sale | 7,636 | $1.86 | $14.2K | — | View → |
| Jan 3, 2025 | Jan 3 10:54 PM | Zuga Matt | Proposed Sale | 13,235 | $1.84 | $24.4K | — | View → |
| Jan 3, 2025 | Jan 3 10:00 PM | OConnell Daniel Joseph | Proposed Sale | 47,778 | $1.84 | $87.9K | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 17, 2026 | Jun 17 9:10 PM | Derrell PorterDirector | Option Exercise | 13,040 | $1.07 | 0(D) | View → |
| Jun 15, 2026 | Jun 17 9:10 PM | Derrell PorterDirector | Option Exercise | 6,460 | $1.07 | 13,040(D) | View → |
| Jun 3, 2026 | Jun 5 9:12 PM | RA CAPITAL MANAGEMENT, L.P.Director, 10% Owner | Grant/Award | 53,250 | $2.29 | 53,250(I) | View → |
| Jun 3, 2026 | Jun 5 8:32 PM | Nathan B FountainDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:31 PM | Kimberlee C DrapkinDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:30 PM | John A Stalfort IIIDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:30 PM | Derrell PorterDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:29 PM | Jeffrey L. IvesDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:28 PM | George GolumbeskiDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Jun 3, 2026 | Jun 5 8:27 PM | Laura StoppelDirector | Grant/Award | 53,250 | $2.29 | 53,250(D) | View → |
| Mar 6, 2026 | Mar 11 1:45 AM | Derek M MeisnerChief Legal Officer & Corp Sec | Option Exercise | 2,090 | $1.85 | 71,048(D) | View → |
| Feb 27, 2026 | Mar 4 2:42 AM | Derek M MeisnerChief Legal Officer & Corp Sec | Option Exercise | 9,406 | $1.85 | 73,138(D) | View → |
| Jan 28, 2026 | Jan 29 12:50 AM | Derek M MeisnerChief Legal Officer & Corp Sec | Option Exercise | 2,671 | $1.85 | 82,544(D) | View → |
| Jan 26, 2026 | Jan 29 12:50 AM | Derek M MeisnerChief Legal Officer & Corp Sec | Option Exercise | 15,085 | $1.85 | 85,215(D) | View → |
| Jan 20, 2026 | Jan 21 11:32 PM | Daniel Joseph OconnellDirector, Chief Executive Officer | Grant/Award | 450,000 | $1.86 | 450,000(D) | View → |
| Jan 16, 2026 | Jan 21 11:32 PM | Matt ZugaCFO & Chief Business Officer | Grant/Award | 148,700 | $1.89 | 148,700(D) | View → |
| Jan 16, 2026 | Jan 21 11:31 PM | Derek M MeisnerChief Legal Officer & Corp Sec | Grant/Award | 148,700 | $1.89 | 148,700(D) | View → |
| Jan 16, 2026 | Jan 21 11:31 PM | Eric SiemersChief Medical Officer | Grant/Award | 148,700 | $1.89 | 148,700(D) | View → |
| Jan 16, 2026 | Jan 21 11:30 PM | Russell BartonChief Operating Officer | Grant/Award | 126,900 | $1.89 | 126,900(D) | View → |
| Jan 16, 2026 | Jan 21 11:29 PM | Amy SchacterleChief Regulatory Officer | Grant/Award | 126,900 | $1.89 | 126,900(D) | View → |
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