LYEL insider transaction filings
Lyell Immunopharma, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-11. Screen LYEL transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-11 | 4 | Bulis Veronica Sanchez — VP, Corporate Controller | Sale (S): 621 @ $14.34 | EDGAR |
| 2026-08-11 | 4 | Lee Gary K. — Chief Scientific Officer | Sale (S): 131 @ $14.34 | EDGAR |
| 2026-08-11 | 4 | Hill Stephen J. — Chief Operating Officer | Sale (S): 89 @ $14.34 | EDGAR |
| 2026-08-11 | 4 | Seely Lynn — President and CEO, Director | Sale (S): 390 @ $14.34 | EDGAR |
| 2026-07-27 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Other (J): 44,000 @ $0 | EDGAR |
| 2026-07-27 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Other (J): 38,500 @ $0 | EDGAR |
| 2026-07-20 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Sale (S): 10 @ $13.70 | EDGAR |
| 2026-07-17 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Sale (S): 10 @ $13.73 | EDGAR |
| 2026-07-01 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Other (J): 76,000 @ $0 | EDGAR |
| 2026-06-18 | 4 | Innovative Cellular Therapeutics Holdings Ltd — 10% owner | Other (J): 66,500 @ $0 | EDGAR |
| 2026-06-15 | 4 | Bulis Veronica Sanchez — VP, Corporate Controller | Sale (S): 217 @ $18.91 | EDGAR |
| 2026-06-15 | 4 | Lee Gary K. — Chief Scientific Officer | Sale (S): 130 @ $18.92 | EDGAR |
| 2026-06-15 | 4 | Hill Stephen J. — Chief Operating Officer | Sale (S): 89 @ $18.92 | EDGAR |
| 2026-06-15 | 4 | Seely Lynn — President and CEO, Director | Sale (S): 388 @ $18.91 | EDGAR |
| 2026-06-12 | 4 | Bachleda Mark — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | NABEL ELIZABETH G — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Klausner Richard — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Ramachandra Sumant — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | FRIEDMAN CATHY — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | BRAWLEY OTIS W — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | RIEFLIN WILLIAM JL — Director | Grant/award (A): 9,250 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Shook David — Chief Medical Officer | Sale (S): 1,977 @ $12.64 | EDGAR |
| 2026-03-16 | 4 | Shah Smital — Chief Fin. and Bus. Officer | Grant/award (A): 140,000 (derivative) @ $0 | EDGAR |
| 2026-03-09 | 4 | ARCH Venture Partners IX, LLC — 10% owner ARCH Venture Partners IX, L.P. — 10% owner ARCH Venture Partners IX Overage, L.P. — 10% owner ARCH Venture Fund IX, L.P. — 10% owner ARCH Venture Fund IX Overage, L.P. — 10% owner | Purchase (P): 488,090 @ $25.61 | EDGAR |
| 2026-03-09 | 4 | ARCH Venture Fund XIII, L.P. — 10% owner ARCH Venture Partners XIII, L.P. — 10% owner ARCH Venture Partners XIII, LLC — 10% owner CRANDELL KEITH — 10% owner NELSEN ROBERT — 10% owner Burow Kristina — 10% owner GILLIS STEVEN — 10% owner BERNS PAUL L — 10% owner BYBEE CLINTON — 10% owner | Purchase (P): 488,090 @ $25.61 | EDGAR |
| 2026-02-12 | 4 | Lee Gary K. — Chief Scientific Officer | Sale (S): 1,671 @ $23.39 | EDGAR |
| 2026-02-12 | 4 | Hill Stephen J. — Chief Operating Officer | Sale (S): 1,236 @ $23.39 | EDGAR |
| 2026-02-12 | 4 | Seely Lynn — President and CEO, Director | Sale (S): 7,455 @ $23.39 | EDGAR |
| 2026-02-11 | 4 | Bulis Veronica Sanchez — VP, Corporate Controller | Grant/award (A): 8,750 @ $0 · Sale (S): 254 @ $23.12 | EDGAR |
| 2026-02-11 | 4 | Shook David — Chief Medical Officer | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2026-02-11 | 4 | Lee Gary K. — Chief Scientific Officer | Grant/award (A): 4,000 @ $0 · Sale (S): 147 @ $23.12 · Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2026-02-11 | 4 | Hill Stephen J. — Chief Operating Officer | Grant/award (A): 4,000 @ $0 · Sale (S): 109 @ $23.12 · Grant/award (A): 65,000 (derivative) @ $0 | EDGAR |
| 2026-02-11 | 4 | Meltz Mark A — General Counsel | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2026-02-11 | 4 | Seely Lynn — President and CEO, Director | Grant/award (A): 20,000 @ $0 · Sale (S): 438 @ $23.12 · Grant/award (A): 155,000 (derivative) @ $0 | EDGAR |
| 2026-01-06 | 4 | Bulis Veronica Sanchez — VP, Corporate Controller | Sale (S): 1,136 @ $38.67 · Sale (S): 936 @ $32.32 | EDGAR |
| 2025-11-12 | 4 | Bulis Veronica Sanchez — VP, Corporate Controller | Sale (S): 239 @ $16.10 | EDGAR |
| 2025-11-12 | 4 | Lee Gary K. — Chief Scientific Officer | Sale (S): 138 @ $16.16 | EDGAR |
| 2025-11-12 | 4 | Hill Stephen J. — Chief Operating Officer | Sale (S): 95 @ $16.12 | EDGAR |
| 2025-11-12 | 4 | Seely Lynn — President and CEO, Director | Sale (S): 412 @ $16.11 | EDGAR |
| 2025-10-29 | 4 | Lee Gary K. — Chief Scientific Officer | Grant/award (A): 68,000 (derivative) @ $0 | EDGAR |
| 2025-10-29 | 4 | Hill Stephen J. — Chief Operating Officer | Grant/award (A): 75,000 (derivative) @ $0 | EDGAR |
| 2025-10-29 | 4 | Seely Lynn — President and CEO, Director | Grant/award (A): 175,000 (derivative) @ $0 | EDGAR |
| 2025-08-22 | 4 | Hill Stephen J. — Chief Operating Officer | Grant/award (A): 8,000 @ $0 · Sale (S): 1,004 @ $10.54 | EDGAR |
| 2025-08-22 | 4 | Newton Charles W. — Chief Financial Officer | Grant/award (A): 8,000 @ $0 · Sale (S): 1,453 @ $10.54 | EDGAR |
| 2025-08-22 | 4 | Lee Gary K. — Chief Scientific Officer | Grant/award (A): 8,000 @ $0 · Sale (S): 1,453 @ $10.54 | EDGAR |
| 2025-08-22 | 4 | Seely Lynn — President and CEO, Director | Grant/award (A): 40,000 @ $0 · Sale (S): 7,257 @ $10.54 | EDGAR |
| 2025-08-13 | 4 | Hill Stephen J. — Chief Operating Officer | Sale (S): 91 @ $10.53 · Sale (S): 94 @ $10.34 | EDGAR |
| 2025-08-13 | 4 | Lee Gary K. — Chief Scientific Officer | Sale (S): 131 @ $10.53 · Sale (S): 136 @ $10.34 | EDGAR |
| 2025-08-13 | 4 | Newton Charles W. — Chief Financial Officer | Sale (S): 131 @ $10.53 · Sale (S): 136 @ $10.34 | EDGAR |
| 2025-08-13 | 4 | Seely Lynn — President and CEO, Director | Sale (S): 391 @ $10.53 · Sale (S): 406 @ $10.34 | EDGAR |
Recent 8-K events — Lyell Immunopharma, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-15 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-09 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-08 | 8-K | 8.01 — Other Events | EDGAR |
| 2025-12-05 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-10 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-03 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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