Allied World Reports Record Operating Results in Third Quarter 2009; 27.4% Increase in Total Book Value Year to Date; 11% Dividend Increase...(and 22.8%respectively. The company's an...),Health

As of September 30, 2009, diluted book value per share was $57.20, an increase of 24.2% compared to $46.05 as of December 31, 2008.

Increased Quarterly Dividend

Allied World announced today that its Board of Directors has declared an increase in the quarterly dividend to $0.20 per common share, an 11% increase. The dividend will be payable on December 10, 2009 to shareholders of record on November 24, 2009.

Investment Supplement

Allied World will be providing additional information on its investment portfolio as of September 30, 2009. This information will be available at the "Investor Relations" section of the company's website at www.awac.com.

Financial Supplement

A financial supplement relating to the third quarter of 2009 will be available at the "Investor Relations" section of the company's website at www.awac.com.

Conference Call

Allied World will host a conference call on Friday, November 6, 2009 at 8:00 a.m. (Eastern Time) to discuss the third quarter 2009 financial results. The public may access a live webcast of the conference call at the "Investor Relations" section of the company's website at www.awac.com. In addition, the conference call can be accessed by dialing (800) 510-9836 (U.S. and Canada callers) or (617) 614-3670 (international callers) and entering the passcode 92163598 approximately ten minutes prior to the call.

Following the conclusion of the presentation, a replay of the call will be available through Friday, November 20, 2009 by dialing (888) 286-8010 (U.S. and Canada callers) or (617) 80
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