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 September 3, 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. Laboratory Corporation of America-Registered Trademark- Holdings (LabCorp-Registered Trademark-) (NYSE:LH) today announced the settlement of a lawsuit brought by its subsidiary DIANON Systems, Inc. against five former employees and Diapath LLC. The case, filed last June in Federal Court in New York, contended that the former employees had, among other things, engaged in unfair trade practices in attempt to get DIANON customers to send their samples to their new lab venture, Diapath. The press release announcing the legal settlement is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS (c) Exhibit 99.1 Press release of the Company dated September 3, 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: September 3, 2003 EXHIBIT INDEX Exhibit Description ------------ ------------------------------------ 99.1 Press Release dated September 3, 2003