CHUBB CORP <CB> COMPLETES ACQUISITION The Chubb Corp said it completed the previously-announced merger of its subsidiary with and into Sovereign Corp <SOVR>, a life insurance holding company. Under the terms of the merger, Sovereign stockholders wil receive, in a tax free exchange, 0.1365 of a share of Chubb common stock for each share of Sovereign held, the company said. This equals 9.11 dlrs per share of Sovereign stock based on the closing price of Chubb common stock on March 30.