ACGL Arch Capital Group Ltd

Arch Capital Group Ltd. [NASDAQ: ACGL] announced that it expects to release its 2006 third quarter results after the close of regular stock market hours on Thursday, October 26, 2006. The Company will hold a conference call for investors and analysts at 11:00 a.m. Eastern Time on Friday, October 27, 2006. A live webcast of this call will be available via the Media-Earnings Webcasts section of the Company�s website at http://www.archcapgroup.bm and will be archived on the website from 1:00 p.m. Eastern Time on October 27 through midnight Eastern Time on November 27, 2006. A telephone replay of the conference call also will be available beginning on October 27 at 1:00 p.m. Eastern Time until November 3 at midnight Eastern Time. To access the replay, domestic callers should dial 888-286-8010 (passcode 87955154), and international callers should dial 617-801-6888 (passcode 87955154). Arch Capital Group Ltd., a Bermuda-based company with approximately $3.32 billion in capital at June 30, 2006, provides insurance and reinsurance on a worldwide basis through its wholly owned subsidiaries. Arch Capital Group Ltd. (NASDAQ: ACGL) announced that it expects to release its 2006 third quarter results after the close of regular stock market hours on Thursday, October 26, 2006. The Company will hold a conference call for investors and analysts at 11:00 a.m. Eastern Time on Friday, October 27, 2006. A live webcast of this call will be available via the Media-Earnings Webcasts section of the Company's website at http://www.archcapgroup.bm and will be archived on the website from 1:00 p.m. Eastern Time on October 27 through midnight Eastern Time on November 27, 2006. A telephone replay of the conference call also will be available beginning on October 27 at 1:00 p.m. Eastern Time until November 3 at midnight Eastern Time. To access the replay, domestic callers should dial 888-286-8010 (passcode 87955154), and international callers should dial 617-801-6888 (passcode 87955154). Arch Capital Group Ltd., a Bermuda-based company with approximately $3.32 billion in capital at June 30, 2006, provides insurance and reinsurance on a worldwide basis through its wholly owned subsidiaries.