LH: Company disclosure

Item 7.01. Regulation FD Disclosure. Labcorp Holdings Inc. (NYSE: LH), a global leader of innovative and comprehensive laboratory services, announced on May 27, 2026, that the Company will present at the 2026 Jefferies Healthcare Conference in New York on Wednesday, June 3, from 12:15 pm to 12:45 pm ET. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated by reference herein. The presentation can be accessed via a live webcast on the Labcorp Investor Relations website at ir.labcorp.com. An archived, recorded version of the session will be available approximately 24 hours after the session ends and can be accessed for 90 days following the event. Item 9.01. Financial Statements and Exhibits. Exhibit Exhibit Name Exhibit 99.1 Press Release dated May 27, 2026 issued by Labcorp Holdings Inc. Exhibit 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. LABCORP HOLDINGS INC. Registrant Date: May 27, 2026 By: /s/ KATHRYN W. KYLE Kathryn W. Kyle Executive Vice President, Chief Legal Officer and Corporate Secretary