{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-154955","form_type":"8-K","ticker":"SEPN","cik":"0001984086","company_name":"Septerna, Inc.","filed_at":"2025-07-02T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.760637+00:00","generated_at":"2026-05-18T09:43:09.562335+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Septerna and Novo Nordisk collaboration becomes effective after HSR clearance","bullets":["Collaboration and License Agreement with Novo Nordisk became effective July 1, 2025.","Early termination of HSR waiting period triggered effectiveness of May 13, 2025 deal.","Summary of terms previously filed in May 14, 2025 8-K; full agreement to be filed in Q2 10-Q."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-154955","json":"https://secwatch.observer/filing/0001193125-25-154955.json","markdown":"https://secwatch.observer/filing/0001193125-25-154955.md","text":"https://secwatch.observer/filing/0001193125-25-154955.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1984086/000119312525154955/0001193125-25-154955-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1984086/000119312525154955/d815359d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T09:43:09.562335+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"}