FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 18, 1997 TELEPHONE AND DATA SYSTEMS, INC. (Exact name of registrant as specified in its charter) Iowa 1-8251 36-2669023 (State or other (Commission (IRS Employer jurisdiction of File Number) Identification No.) incorporation) 30 North LaSalle Street, Chicago, Illinois 60602 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (312) 630-1900 Not Applicable (Former name or former address, if changed since last report) Item 5. Other Events. On December 18, 1997, Telephone and Data Systems, Inc. ("TDS" or the "Company") today announced a corporate restructuring designed to unlock the value of TDS's business units for shareholders. The plan, unanimously approved by the TDS Board of Directors, would create three new classes of common stock, commonly known as "Tracking Stocks," which are intended to separately reflect the performance of United States Cellular Corporation [AMEX:USM], Aerial Communications, Inc. [NASDAQ:AERL] and TDS Telecommunications Corporation, the Company's cellular, PCS and landline telephone businesses, respectively. The tracking stocks will be created in connection with a change in the state of incorporation of the Company from Iowa to Delaware. The plan will be submitted for approval by shareholders at a special meeting in early 1998. This Current Report on Form 8-K is being filed for the purpose of filing the news release issued by the Company relating to such announcement as an exhibit. Item 7. Financial Statements and Exhibits Exhibits The exhibits accompanying this report are listed in the accompanying Exhibit Index. 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, thereto duly authorized. Telephone and Data Systems, Inc. (Registrant) Date: December 29, 1997 By: /s/ GREGORY J. WILKINSON Gregory J. Wilkinson Vice President and Controller (principal accounting officer) 3 EXHIBIT INDEX Exhibit Number Description of Exhibit - -------------- ---------------------- 99 News Release dated December 18, 1997 4