{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-019406","form_type":"8-K","ticker":"TECX","cik":"0001681087","company_name":"Tectonic Therapeutic, Inc.","filed_at":"2024-01-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:25.096429+00:00","generated_at":"2026-06-06T15:04:57.209148+00:00","sec_items":["7.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"low","headline":"AVROBIO enters into definitive merger with Tectonic Therapeutic","bullets":["AVRO (AVRO) signs merger agreement with Tectonic; Merger Sub will merge into Tectonic, making it a wholly-owned subsidiary.","Deal announced January 30, 2024; combined company to focus on discovery of novel GPCR-targeted therapies.","Investor webcast and slide presentation available on AVRO's website; closing subject to customary conditions and approvals.","Specific financial terms (deal value, premium, expected close date) not stated in the provided exhibit text."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-019406","json":"https://secwatch.observer/filing/0001193125-24-019406.json","markdown":"https://secwatch.observer/filing/0001193125-24-019406.md","text":"https://secwatch.observer/filing/0001193125-24-019406.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1681087/000119312524019406/0001193125-24-019406-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1681087/000119312524019406/d744822d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-06T15:04:57.209148+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"}