InsiderTrades

Lee Gary K.

SEC CIK 1907345 · EDGAR

Buying vs selling by month open-market trades, last 24 months, LYEL
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
LYELLyell Immunopharma, Inc.CSO 16.2K — $89.8K 122024-02-092026-08-21

Most active insiders at LYEL, 12 months

#InsiderTitleBoughtSold
1 ARCH Venture Partners IX Overage, L.P.10% $12.50M—
2 BERNS PAUL L10% $12.50M—
3 Seely LynnPres, CEO, Dir —$353.1K
4 Bulis Veronica SanchezVP, Corp. Ctrl —$96.9K
5 Lee Gary K.CSO —$71.7K
6 Hill Stephen J.COO —$51.3K
7 Shook DavidChief Medical Off —$31.3K
8 Innovative Cellular Therapeutics Holdings Ltd10% —$274.30

Transactions 12

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-08-25 16:03 2026-08-21 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $15.54 -1,457 16.2K -8% -$22.6K
2026-08-11 16:20 2026-08-10 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $14.34 -131 17.7K -0.7% -$1,879
2026-06-15 18:35 2026-05-11 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $18.92 -130 17.8K -0.7% -$2,460
2026-02-12 2026-02-11 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $23.39 -1,671 16.9K -9% -$39.1K
D 2026-02-11 2026-02-09 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO A - Grant $0.00 +4,000 18.8K +27% $0
D 2026-02-11 2026-02-10 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $23.12 -147 18.6K -0.8% -$3,399
2025-11-12 2025-11-10 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $16.16 -138 15.4K -0.9% -$2,230
2025-08-22 2025-08-21 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $10.54 -1,453 15.5K -9% -$15.3K
2025-08-22 2025-08-20 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO A - Grant $0.00 +8,000 17.0K +89% $0
M 2025-08-13 2025-08-11+ LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO S - Sale $10.43 -267 9,093 -3% -$2,786
D 2025-02-26 2025-02-10 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO A - Grant $0.00 +112.5K 176.7K +175% $0
D 2024-02-13 2024-02-09 LYEL Lyell Immunopharma, Inc. Lee Gary K. CSO A - Grant $0.00 +40.0K 52.7K +315% $0

Purchase Sale Sale after option exercise All abbreviations