Ace Chubb Merger Agreement

Shareholders may obtain copies of the joint proxy statement/joint prospectus and other documents filed with the SEC (if any) free of charge on the SEC`s website, www.sec.gov. Copies of the documents submitted by ACE to the SEC are provided free of charge on ACE`s website under www.acegroup.com. Copies of Chubb`s filings with the SEC are available free of charge on Chubb`s website atwww.chubb.com. The merger is subject to certain additional customary closing conditions, including obtaining administrative approvals in several jurisdictions. Chubb still expects the merger to be completed in the first quarter of 2016. WARREN, N.J., 22. Oct. 2015 /PRNewswire/ — Chubb Corporation [NYSE: CB] announced that its shareholders have approved the previously announced merger agreement with ACE Limited at Chubb`s Special Meeting of Shareholders today. Further information on the transaction will be published in the investor relations areas of the acegroup.com and chubb.com websites. The proposal to approve the Merger Treaty was supported by around 98% of the votes cast. Upon the merger, Chubb shareholders will receive $US 62.93 per share in cash and 0.6019 ACE common shares for each Chubb common share.

The final price of the cash and equity deal is slightly higher than the $28 billion deal originally announced on July 1. It increased based on the closing price of ACE Ltd. shares and the number of outstanding common shares of Chubb as of January 12.