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 August 17, 2026, that it will host an Investor Day on Thursday, September 10, 2026, from 9 a.m. to noon ET. Chairman and Chief Executive Officer Adam Schechter, Executive Vice President and Chief Financial Officer Julia Wang and other members of the executive leadership team will discuss the company's go-forward strategy, capital deployment priorities and long-term financial outlook. Presentations will be followed by a question-and-answer session. A live webcast of the event will be available through the Labcorp Investor Relations website beginning at 9 a.m. ET. A replay of the webcast and supporting materials will be available after the conclusion of the event. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated by reference herein. Item 9.01. Financial Statements and Exhibits. Exhibit Exhibit Name Exhibit 99.1 Press release dated August 17, 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: August 17, 2026 By: /s/ KATHRYN W. KYLE Kathryn W. Kyle Executive Vice President, Chief Legal Officer and Corporate Secretary