or UNITED STATES SECURITIES AND EXCHANGE COMMISSION ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Washington, D.C. 20549 For the transition period from ______ to ______ FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 Commission file number 1-11353 LABCORP HOLDINGS INC. Indicate by check mark whether the registrant has submitted electronically every Interactive Data F ...