White Mountains Announces Completion Of OneBeacon Merger With Intact Financial

HAMILTON, Bermuda, Sept. 28, 2017 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today the completion of the previously announced merger of OneBeacon Insurance Group, Ltd. (NYSE: OB) with a subsidiary of Intact Financial Corporation (TSX: IFC).

ADDITIONAL INFORMATION

White Mountains is a Bermuda-domiciled financial services holding company traded on the New York Stock Exchange and the Bermuda Stock Exchange under the symbol WTM. Additional financial information and other items of interest are available at the Company's web site located at www.whitemountains.com.

CONTACT:	Todd Pozefsky
	(203) 458-5807

View original content:http://www.prnewswire.com/news-releases/white-mountains-announces-completion-of-onebeacon-merger-with-intact-financial-300527490.html

SOURCE White Mountains Insurance Group, Ltd.