White Mountains
Highly Engaged Employees
Holding Companies & Conglomerates · Bermuda · 1K - 5K Employees
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Overview
Headquarters
A.s. Cooper Building 26 Reid St, Hamilto...Phone Number
(441) 278-3160Website
www.whitemountains.comRevenue
$2.8 BillionStock Symbol
WTMIndustry
About White Mountains
White Mountains Org Chart
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White Mountains News & Media
Bishop Street Underwriters Announces Strategic Investment by White Mountains
Strategic Investment to Support and Accelerate Growth Strategic Investment to Support and Accelerate GrowthWHITE MOUNTAINS REPORTS FOURTH QUARTER RESULTS
HAMILTON, Bermuda, Feb. 6, 2026 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) reported book value per share of $2,188 as of December 31, 2025, an increase of 18% for the fourth quarter of 2025 and 25% for the year ended December 31, 2025, including dividends. Liam...White Mountains Announces Final Results of Its Tender Offer
HAMILTON, Bermuda, Dec. 24, 2025 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today the final results of its "modified Dutch auction" tender offer. The tender offer expired at 12:00 midnight, New York City time, at the end of the day on December 19, 2025....White Mountains Announces Preliminary Results of Its Tender Offer
HAMILTON, Bermuda, Dec. 22, 2025 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today the preliminary results of its "modified Dutch auction" tender offer to purchase up to $300 million in value of its common shares. The tender offer expired at 12:00 midnight,...
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Frequently Asked Questions Regarding White Mountains
White Mountains Insurance Group is a diversified insurance and financial services holding company that acquires, owns, and manages businesses seeking a stable and sophisticated partner for long-term value creation. Guided by the enduring principles established by its founder, the company takes a disciplined and opportunistic approach to capital all... Read More


