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Welcome to White Mountains Insurance Group, Ltd.

Welcome to White Mountains

For a reconciliation of Adjusted Book Value per Share to GAAP Book Value per Share, click here.

White Mountains is a Bermuda-domiciled financial services holding company with business interests in property and casualty insurance and reinsurance.

Our goal is to provide you with the financial information you need, right at your fingertips. This site offers extensive information about White Mountains, its subsidiaries and affiliated companies. The navigational area at the top of the page gives you fast and easy access to all the information on the site. You may also find the specific information you need by choosing from the Quick Link drop-down list to the right.

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Our Operating Principles

 News and Reports
Press Releases
White Mountains Announces Election of Manning Rountree as CEO; Morgan Davis elected Non-executive Chairman of the Board (posted 03/02/2017)
White Mountains Declares Annual Dividend (posted 03/02/2017)
Earnings Releases
White Mountains Reports Fourth Quarter Results (posted 02/07/2017)
Financial Reports
2016 10-K
Chairman's Letter to Shareholders
2016 Proxy Statement
2015 Management Report

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