{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-153749","form_type":"8-K","ticker":"TECX","cik":"0001681087","company_name":"Tectonic Therapeutic, Inc.","filed_at":"2024-06-04T23:59:59+00:00","discovered_at":"2026-05-14T18:03:19.560663+00:00","generated_at":"2026-06-01T06:33:33.881914+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"AVROBIO voluntarily supplements merger disclosures as three shareholder suits challenge deal","bullets":["Three shareholder lawsuits filed in NY state and federal court allege Registration Statement omissions; seek to enjoin merger.","Eleven demand letters also received; AVROBIO denies wrongdoing but voluntarily adds supplemental disclosures.","Supplemental disclosures include revised background of the merger and updated Houlihan Lokey financial analysis tables.","Special stockholder meeting to approve merger with Tectonic scheduled for June 11, 2024.","Company maintains lawsuits are without merit and that existing disclosures comply with law."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-153749","json":"https://secwatch.observer/filing/0001193125-24-153749.json","markdown":"https://secwatch.observer/filing/0001193125-24-153749.md","text":"https://secwatch.observer/filing/0001193125-24-153749.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1681087/000119312524153749/0001193125-24-153749-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1681087/000119312524153749/d825208d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T06:33:33.881914+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"}