White Mountains Repurchases From Berkshire Hathaway all its Remaining WTM Shares for $500 Per Share

White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today that it has repurchased for cash all 89,729 White Mountains common shares beneficially owned by Berkshire Hathaway Inc. (NYSE: BRK.A) at a purchase price of $500 per share. The Company has 30,668 shares remaining under its share repurchase authorization.

White Mountains also announced that it intends to commence a self-tender offer to purchase up to 1,000,000 of its common shares at a purchase price of $500 per share net to the seller in cash. The tender offer is expected to commence on February 24, 2012 and expire at 12:00 midnight, New York City time, on March 22, 2012, unless extended. White Mountains' common shares closed on the New York Stock Exchange at $481.76 per share on February 22, 2012.