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Company

Lyell Immunopharma, Inc.

LYEL · CIK 0001806952

SEC FORM 4
$6,350.00

Lyell Immunopharma, Inc. (LYEL)

Sale of 500 shares at $12.70 per share.

Reporting Person Shook David · Officer Title Chief Medical Officer · Transaction Code S

Traded Sep 10, 2026 · Disclosed Sep 10, 2026

Source: SEC Form 4 · 0001959742-26-000003 · filed 2026-09-10 · View filing →

SEC FORM 4
$149,013.06

Lyell Immunopharma, Inc. (LYEL)

Sale of 9,589 shares at $15.54 per share.

Reporting Person Seely Lynn · Officer Title President and CEO · Transaction Code S

Traded Aug 21, 2026 · Disclosed Aug 25, 2026

Source: SEC Form 4 · 0001327111-26-000006 · filed 2026-08-25 · View filing →

SEC FORM 4
$15,369.06

Lyell Immunopharma, Inc. (LYEL)

Sale of 989 shares at $15.54 per share.

Reporting Person Hill Stephen J. · Officer Title Chief Operating Officer · Transaction Code S

Traded Aug 21, 2026 · Disclosed Aug 25, 2026

Source: SEC Form 4 · 0001866154-26-000006 · filed 2026-08-25 · View filing →

SEC FORM 4
$22,641.78

Lyell Immunopharma, Inc. (LYEL)

Sale of 1,457 shares at $15.54 per share.

Reporting Person Lee Gary K. · Officer Title Chief Scientific Officer · Transaction Code S

Traded Aug 21, 2026 · Disclosed Aug 25, 2026

Source: SEC Form 4 · 0001907345-26-000006 · filed 2026-08-25 · View filing →