WHITE MOUNTAINS INSURANCE GROUP, LTD. (NYSE:WTM) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

On March 1, 2017, Ray Barrette retired as Chief Executive Officer of White Mountains Insurance Group, Ltd. (the “Company”) and as Chairman and a member of the Board of Directors of the Company (the “Board”). Immediately following Mr. Barrette’s resignation, Manning Rountree, 44, was appointed Chief Executive Officer of the Company and a member of the Board, and Morgan Davis, the lead independent director of the Board, was appointed non-Executive Chairman of the Board.

Mr. Rountree, the Company’s new Chief Executive Officer, has most recently served as Executive Vice President of the Company and as President of White Mountains Capital, Inc. He joined the Company in 2004 and has served in a variety of roles, including as President of White Mountains Advisors LLC from February 2009 until December 2014. Prior to joining the Company, Mr. Rountree was Director of Corporate Development at Putnam Investments and, prior to that, an associate at McKinsey & Company, working primarily in the insurance and asset management practices. Mr. Rountree also currently serves as a director of Build America Mutual Assurance Company, where he chairs the Risk and Finance Committees, as a director of OneBeacon Insurance Group, Ltd., and as a director of Admiral Group plc, where he is a member of the Global Risk Committee. Mr. Rountree has extensive experience in insurance-related M&A, operations and investments.

There are no arrangements or understandings between Mr. Rountree and any other persons to which he was selected as Chief Executive Officer. There are also no family relationships between Mr. Rountree and any director or executive officer of the Company, and he has no direct or indirect material interest in any transaction required to be disclosed to Item 404(a) of Regulation S-K. There are no material changes to Mr. Rountree’s compensation at this time.

On March 1, 2017, the Company, acting on the recommendation of the Board’s Compensation Committee, approved and entered into a letter agreement (the “Agreement”) with Mr. Barrette. Under the Agreement, the Company agreed to pay Mr. Barrette in connection with his retirement (i) a cash bonus for the 2017 fiscal year equal to $187,500 and (ii) a cash retirement payment equal to approximately $21 million. Mr. Barrette’s unvested long term performance shares and restricted shares were canceled in connection with his retirement. The Agreement provides that Mr. Barrette will be subject to certain restrictive covenants regarding competition, solicitation and disparagement that apply through December 31, 2018. In connection with the Agreement, Mr. Barrette and the Company entered into a mutual release of claims.

The foregoing description of the Agreement is a summary of its material terms, does not purport to be complete, and is qualified in its entirety by reference to the Agreement, which will be filed as an exhibit to the Company’s periodic report filed to the Securities Exchange Act of 1934, as amended, for the quarter ending March 31, 2017.

About WHITE MOUNTAINS INSURANCE GROUP, LTD. (NYSE:WTM)
White Mountains Insurance Group, Ltd. is an insurance holding company. The Company’s segments include OneBeacon, HG Global/BAM and Other Operations. Its principal businesses are conducted through its insurance, reinsurance and insurance services subsidiaries and affiliates. Its OneBeacon segment consists of OneBeacon Insurance Group, Ltd., which owns a family of property and casualty insurance companies (collectively, OneBeacon). OneBeacon is a specialty property and casualty insurance writer that offers a range of insurance products in the United States primarily through independent agencies, regional and national brokers, wholesalers and managing general agencies. The HG Global/BAM segment consists of HG Global Ltd. (HG Global) and Build America Mutual Assurance Company (BAM). BAM provides insurance on municipal bonds issued to support the United States public purposes, such as schools. Its Other Operations segment consists of the Company and its intermediate holding companies. WHITE MOUNTAINS INSURANCE GROUP, LTD. (NYSE:WTM) Recent Trading Information
WHITE MOUNTAINS INSURANCE GROUP, LTD. (NYSE:WTM) closed its last trading session down -1.32 at 927.58 with 11,565 shares trading hands.