UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 April 28, 2003 ------------------ (Date of earliest event reported) LABORATORY CORPORATION OF AMERICA HOLDINGS ------------------------------------------ (Exact name of registrant as specified in its charter) DELAWARE 1-11353 13-3757370 -------------- ----------- -------------- (State or other (Commission (IRS Employer jurisdiction of File Number) Identification incorporation) Number) 358 SOUTH MAIN STREET, BURLINGTON, NORTH CAROLINA 27215 ------------------------------------------------------- (Address of principal executive offices) 336-229-1127 ------------ (Registrant's telephone number, including area code) ITEM 9. Regulation FD Disclosure On April 28, 2003, Laboratory Corporation of America -Registered Trademark- Holdings (LabCorp -Registered Trademark-)(NYSE:LH) issued a press release announcing among other things, its results for the quarter ended March 31, 2003. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. This information is furnished under Item 9 of Form 8-K, as well as Item 12 of Form 8-K, "Results of Operations and Financial Condition," in accordance with interim filing guidance provided by SEC Release No. 33-8216. Exhibits: 99.1 Press release of the Company dated April 28, 2003. SIGNATURES Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. LABORATORY CORPORATION OF AMERICA HOLDINGS ------------------------------------------ (Registrant) By:/s/ BRADFORD T. SMITH ---------------------------------- Bradford T. Smith Executive Vice President and Secretary Date: April 28, 2003