List of insiders holdings for Lyell Immunopharma Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | GLAXOSMITHKLINE PLC 10% Owner | 2022-02-10 16:51:33 | 30,253,189 0 | 30,253,189 | Form 13G |
| 2 | Bishop Hans Edgar Director | 2024-06-17 16:17:47 | 4,815,614 0 | 4,815,614 | Form 4 |
| 3 | Klausner Richard Director | 2025-05-19 18:50:18 | 3,097,834 843,365 | 3,941,199 | Form 4 |
| 4 | ARCH Venture Partners IX LLC ARCH Venture Partners IX L.P. ARCH Venture Partners IX Overage L.P. ARCH Venture Fund IX L.P. ARCH Venture Fund IX Overage L.P. CRANDELL KEITH BYBEE CLINTON NELSEN ROBERT 10% Owner | 2025-11-14 16:30:04 | 2,759,072 0 | 2,759,072 | Form 13G |
| 5 | Homans Elizabeth Chief Executive Officer | 2022-03-18 16:07:26 | 1,479,500 0 | 1,479,500 | Form 4 |
| 6 | ARCH Venture Fund XIII L.P. ARCH Venture Partners XIII L.P. ARCH Venture Partners XIII LLC CRANDELL KEITH NELSEN ROBERT Burow Kristina GILLIS STEVEN BERNS PAUL L 10% Owner | 2025-07-29 21:23:58 | 0 938,438 | 938,438 | Form 3 |
| 7 | Albertson Tina M. Chief Medical Officer | 2023-02-28 18:19:25 | 704,049 0 | 704,049 | Form 4 |
| 8 | Lang Matthew Chief Business Officer | 2025-02-26 19:36:04 | 668,750 0 | 668,750 | Form 4 |
| 9 | FRIEDMAN CATHY Director | 2025-05-19 18:47:00 | 130,000 336,370 | 466,370 | Form 4 |
| 10 | Ramachandra Sumant Director | 2025-05-19 18:41:48 | 130,000 200,000 | 330,000 | Form 4 |
| 11 | Turner Heather D Chief General Counsel | 2022-03-18 16:11:11 | 300,000 0 | 300,000 | Form 4 |
| 12 | Thompson Rahsaan Chief Legal Officer | 2023-02-28 18:15:29 | 245,000 0 | 245,000 | Form 4 |
| 13 | BRAWLEY OTIS W Director | 2025-05-19 18:45:21 | 165,640 0 | 165,640 | Form 4 |
| 14 | RIEFLIN WILLIAM JL Director | 2025-05-19 18:48:48 | 130,000 0 | 130,000 | Form 4 |
| 15 | NABEL ELIZABETH G Director | 2025-05-19 18:43:39 | 130,000 0 | 130,000 | Form 4 |
| 16 | Meltz Mark A General Counsel | 2025-06-11 17:47:11 | 100,000 0 | 100,000 | Form 4 |
| 17 | Seely Lynn President and CEO | 2025-11-12 20:36:42 | 67,159 0 | 67,159 | Form 4 |
| 18 | Shook David Chief Medical Officer | 2025-06-11 17:45:48 | 65,650 0 | 65,650 | Form 4 |
| 19 | Newton Charles W. Chief Financial Officer | 2025-08-22 16:03:25 | 15,306 10,000 | 25,306 | Form 4 |
| 20 | Hill Stephen J. Chief Operating Officer | 2025-11-12 20:31:56 | 15,750 0 | 15,750 | Form 4 |
| 21 | Lee Gary K. Chief Scientific Officer | 2025-11-12 20:33:30 | 15,366 0 | 15,366 | Form 4 |
| 22 | Bachleda Mark Director | 2025-06-11 17:48:27 | 13,000 0 | 13,000 | Form 4 |
| 23 | Bulis Veronica Sanchez VP, Corporate Controller | 2025-11-12 20:34:59 | 9,213 0 | 9,213 | Form 4 |