{"url_path":"/sec/dgx/10-k/2026/item-9b","section_key":"item-9b","section_title":"Item 9B Other Information","topic":"sec","document":{"doc_type":"10-K","doc_date":"2026-02-26","source_url":"https://www.sec.gov/Archives/edgar/data/1022079/0001022079-26-000015-index.html","accession_number":"0001022079-26-000015","cik":"0001022079","ticker":"DGX","issuer_name":"QUEST DIAGNOSTICS INC","edgar_url":"https://www.sec.gov/Archives/edgar/data/1022079/0001022079-26-000015-index.html","primary_entity_key":"0001022079","primary_entity_name":"QUEST DIAGNOSTICS INC"},"word_count":199,"has_tables":true,"body_markdown":"Item 9B. Other Information\n\n    (b) Rule 10b5-1 and Non-Rule 10b5-1 Trading Arrangements by Our Directors and Officers\n\n    Our directors and officers (as defined in Rule 16a-1(f) of the Securities Exchange Act of 1934, as amended) adopted, terminated or modified the Rule 10b5-1 trading arrangements (as defined in Item 408 of Regulation S-K) set forth in the table below. No non-Rule 10b5-1 trading arrangements were adopted, modified or terminated by any director or officer during the period covered by this report.\n\nNameTitleType of Trading ArrangementSecurityActionDate of ActionDuration of Trading ArrangementAggregate Number of Securities Covered\n\nCathy Doherty\n\nEVP, Regional Businesses\nRule 10b5-1 plan to sellCommon StockAdoption\nNovember 14, 2025\n\nNovember 14, 2025 to May 8, 2026*\n\nUp to 37,423*\n\n* Includes shares of common stock to be released from (a) stock options and/or restricted stock units that are expected to vest and/or (b) performance share awards that may vest, subject to the satisfaction of the applicable performance metrics. The actual number of shares of common stock that will be released is not yet determinable and the actual number of shares of common stock that will be sold will be net of the number of shares withheld to satisfy employee tax withholding obligations."}