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 6, 1998 Commission Registrant; State of Incorporation; IRS Employer File Number Address; and Telephone Number Identification No. 1-11375 UNICOM CORPORATION 36-3961038 (an Illinois corporation) 37th Floor, 10 South Dearborn Street Post Office Box A-3005 Chicago, Illinois 60690-3005 312/394-7399 1-1839 COMMONWEALTH EDISON COMPANY 36-0938600 (an Illinois corporation) 37th Floor, 10 South Dearborn Street Post Office Box 767 Chicago, Illinois 60690-0767 Item 5. Other Events. On February 6, 1998, Unicom Corporation and Commonwealth Edison Company announced the election of John W. Rowe as Chairman, President and Chief Executive Officer of each of the companies, effective March 16, 1998. Mr. Rowe will replace James J. O'Connor who is currently Chairman and Chief Executive Officer of each of the companies and Samuel K. Skinner who is currently President of each of the companies. Mr. O'Connor is retiring after 34 years with the companies, and Mr. Skinner had previously announced his intention to leave the companies. John Rowe has been the President and Chief Executive Officer of New England Electric System since February of 1989. New England Electric System is a large New England utility, serving customers in Massachusetts and Rhode Island. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned thereunto duly authorized. UNICOM CORPORATION (Registrant) Date: February 6, 1998 By: ----------------------------------- John C. Bukovski Senior Vice President COMMONWEALTH EDISON COMPANY (Registrant) Date: February 6, 1998 By: ----------------------------------- John C. Bukovski Senior Vice President