This document provides supplementary financial information for The Chubb Corporation for the quarter ending March 31, 2005. It includes: - Consolidated balance sheet highlights showing total invested assets of $31.9 billion. - Summaries of invested assets by corporate and property/casualty segments. - Investment income after taxes for corporate and property/casualty segments. - Property/casualty insurance group statutory surplus of $8.25 billion. - Changes in net unpaid losses for various lines of business. - Worldwide underwriting results by line of business, showing a total statutory underwriting income of $134.4 million.