{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-232064","form_type":"8-K","ticker":"LYEL","cik":"0001806952","company_name":"Lyell Immunopharma, Inc.","filed_at":"2023-09-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:35.334972+00:00","generated_at":"2026-06-10T21:48:30.041040+00:00","sec_items":["7.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"Lyell Immunopharma furnishes investor presentation; no substantive content in filing","bullets":["Filing under Item 7.01 announces a September 11, 2023 investor presentation.","Presentation available on company IR website; attached Exhibit 99.1 lacks slide content.","No financial data, pipeline updates, or guidance provided in this 8-K.","Disclosure is routine FD with no material new information for investors."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-232064","json":"https://secwatch.observer/filing/0001193125-23-232064.json","markdown":"https://secwatch.observer/filing/0001193125-23-232064.md","text":"https://secwatch.observer/filing/0001193125-23-232064.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1806952/000119312523232064/0001193125-23-232064-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1806952/000119312523232064/d506931d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T21:48:30.041040+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}