FORM 10-K

Company

AMERICAN TOWER CORP /MA/

Filed

April 9, 1998

Period of Report

December 31, 1997

Accession Number

0000927016-98-001444

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 →