4
Changes in Ownership
Acumen Pharmaceuticals, Inc. Filed Acc 0001628280-26-014365
Chief Legal Officer & Corp Sec sold 9,406 shares at $3.01 ($28,311)
- Chief Legal Officer & Corp Sec acquired 9,406 shares (option exercise)
- Traded under a Rule 10b5-1 plan
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| Meisner Derek M Chief Legal Officer & Corp Sec | 2026-02-27 | Option exercise 10b5-1 | +9,406 | $1.85 | $17,401 | 183,405 | D |
| Meisner Derek M Chief Legal Officer & Corp Sec | 2026-02-27 | Sale 10b5-1 | −9,406 | $3.01 | $28,311 | 173,999 | D |
| Derivatives | |||||||
| Meisner Derek M Chief Legal Officer & Corp Sec | 2026-02-27 | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −9,406 | 73,138 | D | ||
| Open-market sales · 9,406 sh · avg $3.01 · $28,311 | |||||||
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