Eric Siemers
Chief Medical Officer · 2 filings · Latest: Jan 21, 2026
Acumen Pharmaceuticals, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
ABOS | Eric Siemers | Chief Medical Officer | Jan 22, 2026 | Sale | $1.82 | 895 | $1.6K | 255,371 | |
ABOS | Eric Siemers | Chief Medical Officer | Jan 21, 2026 | Sale | $1.80 | 2,331 | $4.2K | 256,266 | |
ABOS | Siemers Eric | — | Jan 22, 2026 | Proposed Sale | $1.82 | 895 | $1.6K | — | |
ABOS | Siemers Eric | — | Jan 21, 2026 | Proposed Sale | $1.80 | 2,331 | $4.2K | — | |
ABOS | Siemers Eric | — | Jan 5, 2026 | Proposed Sale | $1.97 | 6,834 | $13.4K | — | |
ABOS | Siemers Eric | — | Jan 5, 2026 | Proposed Sale | $1.96 | 4,000 | $7.8K | — | |
ABOS | Siemers Eric | — | Jan 21, 2025 | Proposed Sale | $1.59 | 3,219 | $5.1K | — | |
ABOS | Siemers Eric | — | Jan 3, 2025 | Proposed Sale | $1.85 | 10,859 | $20.0K | — |