Open Insider Trading Activity for Martek Biosciences Corp Director D'Andrea Harry J
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
Loading daily price history…
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 MATK | 2008-06-18 | 2008-06-18 | Martek Biosciences Corp | D'Andrea Harry J | Director | Sell | 1 | 1,500 | $34.03 | $51,045.00 | 27.15% | View Filing |