 HAMILTON, Bermuda--BUSINESS WIRE--Aspen Insurance Holdings Limited Aspen NYSE:AHL announced today that the Board of Directors has declared the following dividends on its Preference Shares: Quarterly dividend of 0.3719 per share on its 5.95 Fixed-to-Floating Rate Perpetual Non-Cumulative Preference Shares with a 25 liquidation preference per share NYSE:AHL PRC; Quarterly dividend of 0.3516 per share on its 5.625 Perpetual Non-Cumulative Preference Shares with a 25 liquidation pre 