1 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 Date of Report (Date of earliest event reported) - February 10, 2000 TOLLGRADE COMMUNICATIONS, INC. ------------------------------------------------------ (Exact Name of Registrant as Specified in Its Charter) PENNSYLVANIA ---------------------------------------------- (State or Other Jurisdiction of Incorporation) 000-27312 25-1537134 ------------------------ --------------------------------- (Commission File Number) (IRS Employer Identification No.) 493 NIXON ROAD CHESWICK, PENNSYLVANIA 15024 --------------------------------------------------- (Address of Principal Executive Offices) (Zip code) (724) 274-2156 ---------------------------------------------------- (Registrant's Telephone Number, Including Area Code) 2 ITEM 5. OTHER EVENTS By release dated February 10, 2000, Tollgrade Communications, Inc. announced a 2 for 1 stock split of its outstanding shares of common stock. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS Exhibit Number Description - ------- ----------- 99.1 Tollgrade Communications, Inc. Press Release, dated February 10, 2000 announcing the matter referenced in Item 5 above. 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. TOLLGRADE COMMUNICATIONS, INC. Date: February 10, 2000 By: /s/ Christian L. Allison --------------------------- Christian L. Allison Chief Executive Officer 3 EXHIBIT INDEX (Pursuant to Item 601 of Regulation S-K) Exhibit Number Description and Method of Filing - ------- -------------------------------- 99.1 Press Release dated February 10, 2000, filed herewith.