InsiderTrades

Form 4 for LYEL Lyell Immunopharma, Inc.

Accepted 2026-08-25 16:05:18 ET · period of report 2026-08-21 · accession 0001866154-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-08-25 16:05 2026-08-21 LYEL Hill Stephen J. COO S - Sale $15.54 -989 16.8K -6% -$15.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-08-21 S D 989 $15.54 16,816 D — — (F1) Shares automatically sold to cover tax withholding obligation from settlement of vested restricted stock units.