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): December 10, 1998 MAC-GRAY CORPORATION (Exact name of Registrant as specified in its charter) Delaware 011-13495 04-3361982 (State or other jurisdiction (Commission (I.R.S. Employer of incorporation) File Number) Identification No.) 22 Water Street, Cambridge, MA 02141 (Address of principal executive offices and zip code) (617) 492-4040 (Registrant's telephone number, including area code) Item 5. Other Events - ------- ------------ On December 10, 1998, the Registrant issued the press release attached as Exhibit 99.1 to this Current Report on Form 8-K. Item 7. Financial Statements, Pro Forma Financial Information and Exhibits - ------- ------------------------------------------------------------------ (c) Exhibits Exhibit No. Description - ----------- ----------- 99.1 Press release announcing that Mac-Gray Corporation will repurchase 600,000 shares of its redeemable common stock in January 1999. 2 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. Dated: December 10, 1998 MAC-GRAY CORPORATION By: /s/ Stewart G. MacDonald, Jr. ---------------------------------------------- Stewart G. MacDonald, Jr. Chairman and Chief Executive Officer 3 EXHIBIT INDEX Exhibit No. Description - ----------- ----------- 99.1 Press release announcing that Mac-Gray Corporation will repurchase 600,000 shares of its redeemable common stock in January 1999. 4