{"schema_version":"secwatch.filing_event.v1","accession":"0001599298-25-000120","form_type":"8-K","ticker":"SMMT","cik":"0001599298","company_name":"Summit Therapeutics Inc.","filed_at":"2025-06-20T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.957831+00:00","generated_at":"2026-05-19T01:24:24.460266+00:00","sec_items":["1.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Summit Therapeutics sub-subleases 36,406 sq ft Palo Alto office; ~$2.8M annual rent","bullets":["Sub-sublease for 36,406 sq ft in Palo Alto, CA, effective June 16, 2025, starting Jan 1, 2026, expiring Oct 28, 2033.","Annual lease payments average ~$2.8M; term spans nearly 8 years from commencement.","Agreement conditioned on consent of landlord and sublandlord; will be filed as exhibit to Q2 2025 10-Q."],"urls":{"canonical":"https://secwatch.observer/filing/0001599298-25-000120","json":"https://secwatch.observer/filing/0001599298-25-000120.json","markdown":"https://secwatch.observer/filing/0001599298-25-000120.md","text":"https://secwatch.observer/filing/0001599298-25-000120.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1599298/000159929825000120/0001599298-25-000120-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1599298/000159929825000120/smmt-20250616.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T01:24:24.460266+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"}