Lyell Immunopharma, Inc. SEC filings LYEL
Lyell Immunopharma, Inc. has 359 filings in SEC EDGAR's recent list, going back to Mar 20, 2020. Its latest annual report, Form ARS, was filed on Apr 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-3 | Shelf registration | Jul 13, 2026 | — |
| S-3 | Shelf registration | Apr 3, 2026 | — |
| S-8 | Employee stock plan registration | Mar 12, 2026 | — |
| 424B5 | Prospectus supplement | Dec 18, 2025 | — |
| S-3 | Shelf registration | Dec 5, 2025 | — |
| S-3 | Shelf registration | Aug 12, 2025 | — |
| 424B5 | Prospectus supplement | Jul 31, 2025 | — |
| S-3 | Shelf registration | Jul 18, 2025 | — |
| S-8 | Employee stock plan registration | Mar 11, 2025 | — |
| 424B5 | Prospectus supplement | Dec 9, 2024 | — |
| S-3 | Shelf registration | Nov 29, 2024 | — |
| 424B5 | Prospectus supplement | May 6, 2024 | — |
| S-3 | Shelf registration | Feb 29, 2024 | — |
| S-8 | Employee stock plan registration | Feb 29, 2024 | — |
| S-8 | Employee stock plan registration | Feb 28, 2023 | — |
| S-3ASR | Automatic shelf registration | Aug 4, 2022 | — |
| S-8 | Employee stock plan registration | Mar 29, 2022 | — |
| S-8 | Employee stock plan registration | Jun 21, 2021 | — |
| 424B4 | Prospectus | Jun 21, 2021 | — |
| S-1/A | Amended registration statement | Jun 9, 2021 | — |
| S-1 | Registration statement | May 25, 2021 | — |
Showing 21 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- LYEL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- South San Francisco, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1806952
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.