Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- 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>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-09-10 Sale | 2026-09-10 7:37 pm | Lyell Immunopharma Inc. | LYEL | Shook David Chief Medical Officer | 500 | $12.7 | $6,350 | 20,423 (Direct) | View |
| 2026-08-21 Sale | 2026-08-25 4:06 pm | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 9,589 | $15.54 | $149,013 | 63,899 (Direct) | View |
| 2026-08-21 Sale | 2026-08-25 4:05 pm | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 989 | $15.54 | $15,369 | 16,816 (Direct) | View |
| 2026-08-21 Sale | 2026-08-25 4:03 pm | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 1,457 | $15.54 | $22,642 | 16,220 (Direct) | View |
| 2026-08-10 Sale | 2026-08-11 4:21 pm | Lyell Immunopharma Inc. | LYEL | Bulis Veronica Sanchez VP, Corporate Controller | 621 | $14.34 | $8,905 | 14,799 (Direct) | View |
| 2026-08-10 Sale | 2026-08-11 4:20 pm | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 131 | $14.34 | $1,879 | 17,677 (Direct) | View |
| 2026-08-10 Sale | 2026-08-11 4:18 pm | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 89 | $14.34 | $1,276 | 17,805 (Direct) | View |
| 2026-08-10 Sale | 2026-08-11 4:07 pm | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 390 | $14.34 | $5,593 | 73,488 (Direct) | View |
| 2026-07-17 Sale | 2026-07-20 2:55 pm | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 10 | $13.7 | $137 | 2,857,480 (Direct) | View |
| 2026-07-16 Sale | 2026-07-17 9:45 pm | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 10 | $13.73 | $137 | 2,857,490 (Direct) | View |
| 2026-05-11 Sale | 2026-06-15 6:37 pm | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 388 | $18.91 | $7,337 | 73,878 (Direct) | View |
| 2026-05-11 Sale | 2026-06-15 6:35 pm | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 130 | $18.92 | $2,460 | 17,808 (Direct) | View |
| 2026-05-11 Sale | 2026-06-15 6:34 pm | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 89 | $18.92 | $1,684 | 17,894 (Direct) | View |
| 2026-05-11 Sale | 2026-06-15 6:32 pm | Lyell Immunopharma Inc. | LYEL | Bulis Veronica Sanchez VP, Corporate Controller | 217 | $18.91 | $4,103 | 15,420 (Direct) | View |
| 2026-06-10 Sale | 2026-06-11 4:07 pm | Lyell Immunopharma Inc. | LYEL | Shook David Chief Medical Officer | 1,977 | $12.64 | $24,989 | 20,923 (Direct) | View |
| 2026-03-06 Purchase | 2026-03-09 4:36 pm | Lyell Immunopharma Inc. | LYEL | 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. 10% Owner | 488,090 | $25.61 | $12,499,985 | 3,247,162 (Indirect) | View |
| 2026-03-06 Purchase | 2026-03-09 4:34 pm | Lyell Immunopharma Inc. | LYEL | 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 BYBEE CLINTON 10% Owner | 488,090 | $25.61 | $12,499,985 | 3,247,162 (Indirect) | View |
| 2026-02-11 Sale | 2026-02-12 8:47 pm | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 7,455 | $23.39 | $174,372 | 74,266 (Direct) | View |
| 2026-02-11 Sale | 2026-02-12 8:46 pm | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 1,236 | $23.39 | $28,910 | 17,795 (Direct) | View |
| 2026-02-11 Sale | 2026-02-12 8:44 pm | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 1,671 | $23.39 | $39,085 | 16,938 (Direct) | View |
| 2026-02-10 Sale | 2026-02-11 9:05 pm | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 109 | $23.12 | $2,520 | 84,031 (Direct) | View |
| 2026-02-10 Sale | 2026-02-11 9:04 pm | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 147 | $23.12 | $3,399 | 68,609 (Direct) | View |
| 2026-02-10 Sale | 2026-02-11 9:03 pm | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 438 | $23.12 | $10,127 | 236,721 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-09-10 Option Award | 2026-09-10 7:31 pm | N/A 2036-09-09 | Lyell Immunopharma Inc. | LYEL | Aguirre Jarrad Mattieu Chief Medical Officer | 47,500 | $0 | 67,779 (Direct) | View |
Ownership | 2026-09-10 7:30 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Aguirre Jarrad Mattieu Chief Medical Officer | 0 | $0 | 116,528 (Direct) | View |
| 2026-07-27 Other | 2026-07-27 9:14 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 44,000 | $0 | 2,818,980 (Direct) | View |
| 2026-07-27 Other | 2026-07-27 7:59 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 38,500 | $0 | 2,857,480 (Direct) | View |
| 2026-06-29 Other | 2026-07-01 12:37 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 76,000 | $0 | 2,933,500 (Direct) | View |
| 2026-06-15 Other | 2026-06-18 9:59 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 66,500 | $0 | 3,000,000 (Direct) | View |
Ownership | 2026-06-18 4:06 pm | N/A N/A | Lyell Immunopharma Inc. | LYEL | Innovative Cellular Therapeutics Holdings Ltd 10% Owner | 0 | $0 | 3,000,000 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:25 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | RIEFLIN WILLIAM JL Director | 9,250 | $0 | 9,250 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:23 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | Ramachandra Sumant Director | 9,250 | $0 | 19,250 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:22 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | NABEL ELIZABETH G Director | 9,250 | $0 | 9,250 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:21 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | Klausner Richard Director | 9,250 | $0 | 199,807 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:19 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | FRIEDMAN CATHY Director | 9,250 | $0 | 26,068 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:17 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | BRAWLEY OTIS W Director | 9,250 | $0 | 11,032 (Direct) | View |
| 2026-06-10 Option Award | 2026-06-12 4:16 pm | N/A 2036-06-09 | Lyell Immunopharma Inc. | LYEL | Bachleda Mark Director | 9,250 | $0 | 9,250 (Direct) | View |
| 2026-03-09 Option Award | 2026-03-16 7:26 pm | N/A 2036-03-08 | Lyell Immunopharma Inc. | LYEL | Shah Smital Chief Fin. and Bus. Officer | 140,000 | $0 | 140,000 (Direct) | View |
| 2026-02-10 Option Award | 2026-02-11 9:05 pm | N/A 2036-02-09 | Lyell Immunopharma Inc. | LYEL | Hill Stephen J. Chief Operating Officer | 69,000 | $0 | 84,031 (Direct) | View |
| 2026-02-10 Option Award | 2026-02-11 9:04 pm | N/A 2036-02-09 | Lyell Immunopharma Inc. | LYEL | Lee Gary K. Chief Scientific Officer | 54,000 | $0 | 68,609 (Direct) | View |
| 2026-02-10 Option Award | 2026-02-11 9:03 pm | N/A 2036-02-09 | Lyell Immunopharma Inc. | LYEL | Seely Lynn President and CEO | 175,000 | $0 | 236,721 (Direct) | View |
| 2026-02-10 Option Award | 2026-02-11 9:01 pm | N/A 2036-02-09 | Lyell Immunopharma Inc. | LYEL | Meltz Mark A General Counsel | 50,000 | $0 | 50,000 (Direct) | View |