{"url_path":"/sec/cdna/proxy/2026-04-27/000121723426000029","section_key":"body","section_title":"DEFA14A body","topic":"sec","document":{"doc_type":"DEFA14A","doc_date":"2026-04-27","source_url":"https://www.sec.gov/Archives/edgar/data/1217234/0001217234-26-000029-index.html","accession_number":"0001217234-26-000029","cik":"0001217234","ticker":"CDNA","issuer_name":"CareDx, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1217234/0001217234-26-000029-index.html","primary_entity_key":"0001217234","primary_entity_name":"CareDx, Inc."},"word_count":128,"has_tables":true,"body_markdown":"DEFA14A\n1\ncaredx-2026definitiveaddit.htm\nDEFA14A\n\nDocument\n\nUNITED STATES\n\nSECURITIES AND EXCHANGE COMMISSION\n\nWashington, D.C. 20549\n\nSCHEDULE 14A\n\nProxy Statement Pursuant to Section 14(a) of the\n\nSecurities Exchange Act of 1934\n\nFiled by the Registrant x Filed by a Party other than the Registrant o\n\nCheck the appropriate box:\n\noPreliminary Proxy Statement\n\noConfidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))\n\noDefinitive Proxy Statement\n\nxDefinitive Additional Materials\n\noSoliciting Material under §240.14a-12\n\nCareDx, Inc.\n\n(Name of Registrant as Specified In Its Charter)\n\n(Name of Person(s) Filing Proxy Statement, if other than the Registrant)\n\nPayment of Filing Fee (Check all boxes that apply):\n\nxNo fee required.\n\noFee paid previously with preliminary materials.\n\noFee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11."}