Aug 9 (Reuters) - Intact Financial Corp IFC.TO
* Intact Financial Corporation announces $150 million preferred share offering
* Intact Financial - Entered agreement with syndicate of underwriters who have agreed to buy 6 million non-cumulative class A shares, series 6 from Intact
* Intact Financial Corp - Net proceeds will be used to partially fund previously announced acquisition of Onebeacon Insurance Group Ltd
* Intact Financial Corp - Series 6 shares will yield 5.30 percent per annum, payable quarterly, as and when declared by board of directors of company
* Intact Financial - Underwriters agreed to buy the 6 million non-cumulative class A shares, series 6 for sale to public at a price of $25.00/series 6 share