{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-178022","form_type":"8-K","ticker":"SMMT","cik":"0001599298","company_name":"Summit Therapeutics Inc.","filed_at":"2025-08-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:44.459863+00:00","generated_at":"2026-05-17T15:28:36.641477+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Summit Therapeutics expands ATM offering capacity by $360M to total $450M","bullets":["Increased ATM equity offering capacity by $360M; total authorized up to $450M under agreement with J.P. Morgan.","As of Aug 11, 2025, approximately $45.8M remained available for sale under the prior $90M facility.","New prospectus supplement filed Aug 11, 2025; terms unchanged (3% commission, at-the-market sales).","Company retains discretion; no obligation to sell any shares under the agreement."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-178022","json":"https://secwatch.observer/filing/0001193125-25-178022.json","markdown":"https://secwatch.observer/filing/0001193125-25-178022.md","text":"https://secwatch.observer/filing/0001193125-25-178022.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1599298/000119312525178022/0001193125-25-178022-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1599298/000119312525178022/d56029d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T15:28:36.641477+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"}