{"schema_version":"secwatch.filing_event.v1","accession":"0000947871-26-000941","form_type":"8-K","ticker":"DGX","cik":"0001022079","company_name":"QUEST DIAGNOSTICS INC","filed_at":"2026-10-22T10:53:44+00:00","discovered_at":"2026-10-22T10:55:00.346661+00:00","generated_at":"2026-10-22T10:55:02.683742+00:00","sec_items":["8.01"],"event_type":"cyber","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Quest Diagnostics reports unauthorized access to Quanum LSM system; some patient records accessed","bullets":["On October 21, 2026, Quest learned of unauthorized access to its Quanum LSM system, which clients use to place test orders and receive and look up results.","Company believes an unauthorized party accessed certain patient records; the full scope of the access remains under investigation.","Quest notified federal law enforcement and engaged external cybersecurity experts; incident response procedures were initiated to contain the activity.","The incident has not materially disrupted business operations or the company's ability to serve patients, according to the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0000947871-26-000941","json":"https://secwatch.observer/filing/0000947871-26-000941.json","markdown":"https://secwatch.observer/filing/0000947871-26-000941.md","text":"https://secwatch.observer/filing/0000947871-26-000941.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1022079/000094787126000941/0000947871-26-000941-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1022079/000094787126000941/ss6979200_8k.htm"},"model":{"generated_by":"deepseek-v4.1-flash:cloud@v2","generated_at":"2026-10-22T10:55:02.683742+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"}