10-K

Company

TELEPHONE & DATA SYSTEMS INC /DE/

Filed

February 27, 2012

Period of Report

December 31, 2011

Accession Number

0001047469-12-001492

A 10-K is a company's comprehensive annual report, required by the SEC. It includes audited financial statements, a description of the business, risk factors, and management's discussion of results. Learn more about 10-K filings →