Latest White Mountains News & Updates

See the latest news and media coverage for White Mountains. We track all announcements, press releases, and industry mentions in real time, all in one place.

White Mountains

Insurance and financial services holding company

whitemountains.com

Headquarters: Hanover, United States
Founded year: 1985
Company type: Public company
Number of employees: 55–200
Industry: Property & Casualty Insurance

Last updated Yesterday

Latest news about White Mountains

In short: White Mountains reported a Q3 loss, Ark improved its ratio, and Bamboo launched its IPO roadshow.

Company announcements

Yesterday White Mountains

White Mountains reports a 1% third quarter book value decline

Book value per share fell to $2,243, with a comprehensive loss of $39 million, driven by MediaAlpha losses and higher interest rates.

September 14 White Mountains

White Mountains portfolio company Bamboo launches IPO roadshow

The offering comprises 35 million secondary shares sold by CVC and White Mountains affiliates at an expected $18 to $20 per share, with a NYSE listing under BMB.

August 27 White Mountains

White Mountains elects Stephen Klar to its board

Klar was formerly President and Managing Partner of Wellington Management Group LLP; CEO Liam Caffrey welcomed his financial services experience.

August 6 White Mountains

White Mountains reports 4% second quarter book value per share growth

Book value per share reached $2,258, helped by Ark's 84% combined ratio, strong investment returns and $191 million of share repurchases.

Media coverage

Yesterday Yahoo Finance

WHITE MOUNTAINS REPORTS THIRD QUARTER RESULTS

White Mountains Insurance Group, Ltd. (NYSE: WTM) reported book value per share of $2,243 as of September 30, 2026, a decrease of 1% for the...

February 6 PR Newswire

WHITE 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...

October 3, 2025 Reuters

White Mountains to sell insurance agency Bamboo to CVC in $1.75 billion deal

Oct 3 (Reuters) - White Mountains Insurance (WTM.N), opens new tab said on Friday it would sell a controlling interest in insurance distribution platform Bamboo...

October 3, 2025 Insurance Journal

White Mountains Insurance to Sell Unit to CVC in $1.75 Billion Deal

White Mountains Insurance said on Friday it would sell a controlling interest in insurance distribution platform Bamboo to European private equity firm CVC in a...

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