{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-012882","form_type":"8-K","ticker":"VXRT","cik":"0000072444","company_name":"Vaxart, Inc.","filed_at":"2026-04-21T23:59:59+00:00","discovered_at":"2026-05-14T18:02:33.681306+00:00","generated_at":"2026-05-15T05:13:23.843688+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Vaxart expands Utah Avenue lease by 3,531 sq ft; HQ termination on schedule","bullets":["Amendment adds two suites totaling 3,531 rentable sq ft at Utah Avenue, South San Francisco.","Term of the new space is 36 months starting May 14, 2026.","Previously disclosed Harbor Way HQ lease termination remains effective May 15, 2026.","No financial terms of the amendment were disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-012882","json":"https://secwatch.observer/filing/0001437749-26-012882.json","markdown":"https://secwatch.observer/filing/0001437749-26-012882.md","text":"https://secwatch.observer/filing/0001437749-26-012882.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/72444/000143774926012882/0001437749-26-012882-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/72444/000143774926012882/vxrt20260420_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T05:13:23.843688+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"}