Open Insider Trading Activity for Lyell Immunopharma, Inc. President and CEO Seely Lynn
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 LYEL | 2026-02-12 | 2026-02-11 | Lyell Immunopharma, Inc. | Seely Lynn | President and CEO | Sell | 1 | 7,455 | $23.39 | $174,372.45 | 9.12% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting LYEL | 2025-08-22 | 2025-08-21 | Lyell Immunopharma, Inc. | Seely Lynn | President and CEO | Sell | 1 | 7,257 | $10.54 | $76,488.78 | 9.70% | View Filing |