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): April 25, 2000 CONCORD COMMUNICATIONS, INC. - -------------------------------------------------------------------------------- (Exact Name of Registrant as Specified in Charter) MASSACHUSETTS 0-23067 04-2710876 (State or Other Jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification No.) 600 NICKERSON ROAD, MARLBORO, MASSACHUSETTS 01752 (Address of Principal Executive Offices) (Zip Code) Registrant's telephone number, including area code: (508) 460-4646 2 ITEM 5. OTHER EVENTS. This Current Report on Form 8-K of Concord Communications, Inc. (the "Company") is being filed to disclose the audited consolidated balance sheets of the Company as of December 31, 1999 and 1998 and the related audited consolidated statements of income, stockholders' equity (deficit) and cash flows for each of the three years in the period ended December 31, 1999, 1998 and 1997, with accompanying notes. These audited consolidated financial statements give retroactive effect to the merger of F Acquisition Corp., a wholly owned subsidiary of the Company, and FirstSense Software, Inc., which has been accounted for as a pooling of interest. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS. EXHIBITS. Exhibit No. Description ----------- ----------- 23.1 Consent of Arthur Andersen LLP 27.1 Restated Financial Data Schedule for December 1999 27.2 Restated Financial Data Schedule for December 1998 27.3 Restated Financial Data Schedule for December 1997 99.1 The following audited financial statements of Concord Communications, Inc.: Independent Auditors' Report Consolidated Balance Sheets as of December 31, 1999 and 1998 Consolidated Statements of Income for the years ended December 31, 1999, 1998 and 1997 Consolidated Statements of Stockholders' Equity (Deficit) for the years ended December 31, 1999, 1998 and 1997 Consolidated Statements of Cash Flows for the years ended December 31, 1999, 1998 and 1997 Notes to the Consolidated Financial Statements 3 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. CONCORD COMMUNICATIONS, INC. Dated: April 28, 2000 By: /s/ Melissa H. Cruz --------------------------------------- Melissa H. Cruz Executive Vice President of Finance and Chief Financial Officer 4 EXHIBIT INDEX Exhibit No. Description ----------- ----------- 23.1 Consent of Arthur Andersen LLP 27.1 Restated Financial Data Schedule for December 1999 27.2 Restated Financial Data Schedule for December 1998 27.3 Restated Financial Data Schedule for December 1997 99.1 The following audited financial statements of Concord Communications, Inc.: Independent Auditors' Report Consolidated Balance Sheets as of December 31, 1999 and 1998 Consolidated Statements of Income for the years ended December 31, 1999, 1998 and 1997 Consolidated Statements of Stockholders' Equity (Deficit) for the years ended December 31, 1999, 1998 and 1997 Consolidated Statements of Cash Flows for the years ended December 31, 1999, 1998 and 1997 Notes to the Consolidated Financial Statements