0001806952 2022-10-24 2022-10-24 0001806952 false 8-K 2022-10-24 Lyell Immunopharma, Inc. DE 001-40502 83-1300510 201 Haskins Way South San Francisco CA 94080 650 695-0677 false false false false Common Stock, $0.0001 par value per share LYEL NASDAQ true false