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Company:  TELEPHONE & DATA SYSTEMS ... (TDS)
Form Type:  4
Filing Date:  6/13/2018 
CIK:  0001051512 
Address:  30 NORTH LASALLE STREET
STE 4000
 
City, State, Zip:  CHICAGO, Illinois 60602 
Telephone:  (312) 630-1900 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$30.87  
Change: 
-0.17 (-0.55%)  
Trade Time: 
May 17  
Market Cap: 
$3.30B
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Description of Business
Telephone and Data Systems, Inc. (TDS) is a diversified telecommunications company providing high-quality communications services to customers with approximately 5.1 million wireless connections and 1.2 million wireline and cable connections at December 31, 2017. TDS conducts all of its wireless operations through its majority-owned subsidiary, United States Cellular Corporation (U.S. Cellular). As of December 31, 2017, TDS owned 83% of the combined total of the outstanding Common Shares and Series A Common Shares of U.S. Cellular and controlled 96% of the combined voting power of both classes of U.S. Cellular common stock. TDS provides broadband, video, voice and hosted and managed services, through its wholly-owned subsidiary, TDS Telecommunications LLC (TDS Telecom). TDS was incorporated in 1968 and changed its state of incorporation from Iowa to Delaware in 1998. TDS Common Shares trade under the ticker symbol "TDS" on the New York Stock Exchange (NYSE). U.S.