The Notes are irrevocably and unconditionally guaranteed by White Mountains Insurance Group, Ltd. ("White Mountains"). According to information provided by the information and tender agent, as of the previously announced early tender deadline of 5:00 p.m. Eastern Time ("E.T.") on May 14, 2010, $155,229,000 aggregate principal amount of the Notes were validly tendered and not withdrawn, and a total of $156,400,000 aggregate principal amount of the Notes were validly tendered and not withdrawn as of 11:59 p.m. E.T. on the previously announced Expiration Date of May 28, 2010. OBH has accepted for purchase all Notes validly tendered and not validly withdrawn by the Expiration Date. This results in an aggregate purchase price for the Notes of $165,766,247.76 representing the aggregate total consideration and tender consideration, as applicable, and the applicable accrued and unpaid interest on the Notes paid by OBH on the settlement date for the Offer, which was today, June 1, 2010.