FORM 10-K FOR 12/31/2001

Company

HANOVER INSURANCE GROUP, INC.

Filed

April 1, 2002

Period of Report

December 31, 2001

Accession Number

0000927016-02-001824

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 →