Open Insider Trading Activity for Acumen Pharmaceuticals, Inc. Chief Medical Officer Siemers Eric
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ABOS | 2026-01-23 | 2026-01-22 | Acumen Pharmaceuticals, Inc. | Siemers Eric | Chief Medical Officer | Sell | 2 | 3,226 | $1.81 | $5,824.70 | 0.63% | View Filing |