Derek M Meisner
Chief Legal Officer & Corp Sec · 5 filings · Latest: Mar 6, 2026
Acumen Pharmaceuticals, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Mar 6, 2026 | Sale | $3.26 | 2,090 | $6.8K | 173,999 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Mar 6, 2026 | Option Exercise | $1.85 | 2,090 | $3.9K | 176,089 | |
ABOS | Meisner Derek M | — | Mar 6, 2026 | Proposed Sale | $3.22 | 2,090 | $6.7K | — | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Feb 27, 2026 | Sale | $3.01 | 9,406 | $28.3K | 173,999 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Feb 27, 2026 | Option Exercise | $1.85 | 9,406 | $17.4K | 183,405 | |
ABOS | Meisner Derek M | — | Feb 27, 2026 | Proposed Sale | $3.01 | 9,406 | $28.3K | — | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 28, 2026 | Sale | $3.00 | 2,671 | $8.0K | 173,999 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 28, 2026 | Option Exercise | $1.85 | 2,671 | $4.9K | 176,670 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 26, 2026 | Sale | $3.00 | 15,085 | $45.3K | 173,999 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 26, 2026 | Option Exercise | $1.85 | 15,085 | $27.9K | 189,084 | |
ABOS | Meisner Derek M | — | Jan 28, 2026 | Proposed Sale | $3.00 | 2,671 | $8.0K | — | |
ABOS | Meisner Derek M | — | Jan 27, 2026 | Proposed Sale | $3.00 | 15,085 | $45.3K | — | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 23, 2026 | Sale | $1.90 | 5,633 | $10.7K | 173,999 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 22, 2026 | Sale | $1.84 | 1,054 | $1.9K | 179,632 | |
ABOS | Derek M Meisner | Chief Legal Officer & Corp Sec | Jan 21, 2026 | Sale | $1.81 | 2,247 | $4.1K | 180,686 | |
ABOS | Meisner Derek M | — | Jan 23, 2026 | Proposed Sale | $1.86 | 5,633 | $10.5K | — | |
ABOS | Meisner Derek M | — | Jan 22, 2026 | Proposed Sale | $1.84 | 1,054 | $1.9K | — | |
ABOS | Meisner Derek M | — | Jan 21, 2026 | Proposed Sale | $1.81 | 2,247 | $4.1K | — | |
ABOS | Meisner Derek M | — | Jan 12, 2026 | Proposed Sale | $1.71 | 8,548 | $14.7K | — | |
ABOS | Meisner Derek M | — | Jan 9, 2026 | Proposed Sale | $1.76 | 5,200 | $9.2K | — |
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