{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-079593","form_type":"8-K","ticker":"DVA","cik":"0000927066","company_name":"DAVITA INC.","filed_at":"2025-04-14T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.854638+00:00","generated_at":"2026-05-23T15:53:48.318245+00:00","sec_items":["8.01"],"event_type":"cyber","sentiment":"negative","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"DaVita reports ransomware incident on April 12; operations impacted, patient care continues","bullets":["Ransomware encrypted certain network elements; DaVita isolated impacted systems and activated response protocols.","Company working with third-party cybersecurity professionals and notified law enforcement.","Patient care continues but some operations disrupted; interim measures implemented for restoration.","Full scope, nature, and ultimate impact not yet known; duration of disruption uncertain."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-079593","json":"https://secwatch.observer/filing/0001193125-25-079593.json","markdown":"https://secwatch.observer/filing/0001193125-25-079593.md","text":"https://secwatch.observer/filing/0001193125-25-079593.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/927066/000119312525079593/0001193125-25-079593-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/927066/000119312525079593/d948299d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T15:53:48.318245+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"}