- -------------------------------------------------------------------------------- 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: February 6, 1998 UST CORP. (Exact name of registrant as specified in its charter) Massachusetts 0-9623 04-2436093 (State or other jurisdiction (Commission File No.) (IRS Employer of Incorporation) Identification No.) 40 Court Street 02108 Boston, Massachusetts (Zip Code) (Address of principal executive offices) (617) 726-7000 (Registrant's telephone number, including area code) - -------------------------------------------------------------------------------- Item 7. Financial Statements, Pro Forma Financial Information and Exhibits. The following exhibits are filed with this Current Report on Form 8-K: Exhibit Number Description 23.1 Consent of Arthur Andersen LLP, Independent Auditors of Firestone Financial Corp. 23.2 Consent of Wolf & Company, P.C., Independent Auditors of Somerset Savings Bank 23.3 Consent of Arthur Andersen LLP, Independent Auditors of Affiliated Community Bancorp, Inc. 23.4 Consent of KPMG Peat Marwick LLP, Independent Auditors of The Federal Savings Bank and Main Street Community Bancorp, Inc. 99.1 Unaudited Financial Information of Firestone Financial Corp. as of September 30, 1997 99.2 Financial Statements of Firestone Financial Corp. as of December 31, 1996 99.3 Financial Statements of Firestone Financial Corp. as of December 31, 1995 99.4 Unaudited Financial Information of Somerset Savings Bank as of September 30, 1997 99.5 Financial Statements of Somerset Savings Bank as of December 31, 1996 99.6 Unaudited Financial Information of Affiliated Community Bancorp, Inc. as of September 30, 1997 99.7 Financial Statements of Affiliated Community Bancorp, Inc. as of December 31, 1996 99.8 UST Corp., Firestone Financial Corp., Somerset Savings Bank and Affiliated Community Bancorp, Inc. Unaudited Pro Forma Condensed Financial Information -2- EXHIBIT INDEX Exhibit Page Number Description Number 23.1 Consent of Arthur Andersen LLP, Independent Auditors of 5 Firestone Financial Corp. 23.2 Consent of Wolf & Company, P.C., Independent Auditors of 6 Somerset Savings Bank 23.3 Consent of Arthur Andersen LLP, Independent Auditors of 7 Affiliated Community Bancorp, Inc. 23.4 Consent of KPMG Peat Marwick LLP, Independent Auditors 8 of The Federal Savings Bank and Main Street Community Bancorp, Inc. 99.1 Unaudited Financial Information of Firestone 9 Financial Corp. as of September 30, 1997 99.2 Financial Statements of Firestone Financial Corp. 13 as of December 31, 1996 99.3 Financial Statements of Firestone Financial Corp. 28 as of December 31, 1995 99.4 Unaudited Financial Information of Somerset 49 Savings Bank as of September 30, 1997 99.5 Financial Statements of Somerset Savings Bank 56 as of December 31, 1996 99.6 Unaudited Financial Information of Affiliated 82 Community Bancorp, Inc. as of September 30, 1997 99.7 Financial Statements of Affiliated Community Bancorp, 88 Inc. as of December 31, 1996 99.8 UST Corp., Firestone Financial Corp., Somerset Savings 125 Bank and Affiliated Community Bancorp, Inc. Unaudited Pro Forma Condensed Financial Information -3- 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. UST Corp. /s/ James K. Hunt --------------------------------- James K. Hunt Executive Vice President, Chief Financial Officer and Treasurer /s/ Eric R. Fischer --------------------------------- Eric R. Fischer Executive Vice President, General Counsel and Clerk Dated: February 6, 1998 -4-