Lyell Immunopharma, Inc. (LYEL) insider trading.
In Q3 2026, insiders at Lyell Immunopharma, Inc. reported 13 non-derivative transactions on 15 Forms 3, 4 and 5: 0 open-market purchases and 10 sales worth $211K.
- Transactions
- 13
- Purchases (P)
- 0
- Sales (S)
- 10
- Net shares, P minus S
- -13,786
- Insiders
- 6
- Last filed
- 2026-09-10
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Innovative Cellular Therapeutics Holdings Ltd | TenPercentOwner | 5 | 0 | 2 |
| Seely Lynn | Director, Officer · President and CEO | 2 | 0 | 2 |
| Hill Stephen J. | Officer · Chief Operating Officer | 2 | 0 | 2 |
| Lee Gary K. | Officer · Chief Scientific Officer | 2 | 0 | 2 |
| Shook David | Officer · Chief Medical Officer | 1 | 0 | 1 |
| Bulis Veronica Sanchez | Officer · VP, Corporate Controller | 1 | 0 | 1 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-10 | Shook David | S (D) | 500 | $12.7 | 20,423 | Form 4 |
| 2026-08-21 | Seely Lynn | S (D) | 9,589 | $15.54 | 63,899 | Form 4 |
| 2026-08-21 | Hill Stephen J. | S (D) | 989 | $15.54 | 16,816 | Form 4 |
| 2026-08-21 | Lee Gary K. | S (D) | 1,457 | $15.54 | 16,220 | Form 4 |
| 2026-08-10 | Seely Lynn | S (D) | 390 | $14.34 | 73,488 | Form 4 |
| 2026-08-10 | Hill Stephen J. | S (D) | 89 | $14.34 | 17,805 | Form 4 |
| 2026-08-10 | Lee Gary K. | S (D) | 131 | $14.34 | 17,677 | Form 4 |
| 2026-08-10 | Bulis Veronica Sanchez | S (D) | 621 | $14.34 | 14,799 | Form 4 |
| 2026-07-27 | Innovative Cellular Therapeutics Holdings Ltd | J (D) | 38,500 | $0 | 2,818,980 | Form 4 |
| 2026-07-27 | Innovative Cellular Therapeutics Holdings Ltd | J (D) | 44,000 | $0 | 2,774,980 | Form 4 |
| 2026-07-17 | Innovative Cellular Therapeutics Holdings Ltd | S (D) | 10 | $13.7 | 2,857,480 | Form 4 |
| 2026-07-16 | Innovative Cellular Therapeutics Holdings Ltd | S (D) | 10 | $13.73 | 2,857,490 | Form 4 |
| 2026-06-29 | Innovative Cellular Therapeutics Holdings Ltd | J (D) | 76,000 | $0 | 2,857,500 | Form 4 |
Transaction codes in this quarter
Get LYEL insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1806952&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · LYEL company page · Lyell Immunopharma, Inc. on SEC.gov
Questions
Are insiders buying or selling Lyell Immunopharma, Inc. (LYEL)?
In Q3 2026, insiders at Lyell Immunopharma, Inc. reported 13 non-derivative transactions on 15 Forms 3, 4 and 5: 0 open-market purchases and 10 sales worth $211K. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Lyell Immunopharma, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/lyel.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.