White Mountains Insurance Group, Ltd. (WTM)

NYQ – Real Time Price. Currency in USD

2109.20

-24.38 (-1.14%)

At close: May 12, 2026, 4:00 PM EDT

06.05.2026

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

HAMILTON, Bermuda, May 6, 2026 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) reported book value per share of $2,170 as of March 31, 2026, a decrease of 1% for the first quarter of 2026, including dividends.

01.05.2026

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

NEW YORK, May 1, 2026 /PRNewswire/ -- White Mountains Partners ("WMP"), a White Mountains operating company, announced today that its portfolio company, Enterprise Electric, LLC d/b/a Enterprise Solutions ("Enterprise Solutions"), a provider of specialty electrical contracting services, has acquired Hawkeye Electric, LLC ("Hawkeye" or the "Company"). Founded in 1999 and headquartered in Chandler, Arizona, Hawkeye provides electrical system design, new construction, remodeling, and maintenance services for commercial and institutional properties.

01.04.2026

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

NEW YORK, April 1, 2026 /PRNewswire/ -- White Mountains Partners ("WMP"), a White Mountains operating company, announced today that it has acquired a majority interest in BaseSix Systems LLC ("Basesix" or the "Company"), a provider of building systems integration and aftermarket service. Founded in 2018 and headquartered in Marietta, Georgia, Basesix provides the design, installation, retrofit, maintenance, and repair of mission critical, low voltage building systems for commercial and institutional customers across the fire & life safety, network & wireless, security & access control, and audio-visual disciplines.

09.03.2026

5 Safe Haven Stocks With Plenty of Upside

The oil shock from the war in Iran has reached critical levels, and it now appears that prices over $100 per barrel are here to stay for at least the time being.

02.03.2026

Touchstone Small Cap Fund Q4 2025 Portfolio Review

The Touchstone Small Cap Fund (Class A Shares, Load Waived) outperformed its benchmark, the Russell 2000® Index, for the quarter ended December 31, 2025. The best performing stocks based on relative performance vs. the benchmark during the quarter included White Mountains Insurance Group, Revolve Group Inc. and Haemonetics Corp. The more challenged positions based on relative performance during the quarter included NewMarket Corp., Certara Inc., and Gates Industrial Corp plc.

26.02.2026

Bishop Street Underwriters Announces Strategic Investment by White Mountains

NEW YORK, Feb. 26, 2026 (GLOBE NEWSWIRE) -- Bishop Street Underwriters (“Bishop Street”), a RedBird Capital Partners portfolio company, today announced that it has completed a strategic structured capital investment of $125 million by White Mountains Insurance Group, Ltd. (“White Mountains”) (NYSE: WTM).

17.02.2026

The London Company Small Cap Q4 2025 Performance And Trades

The London Company Small Cap portfolio increased 2.7% (2.5% net) during the quarter vs. a 2.2% increase in the Russell 2000 Index. Contributors to relative performance were White Mountains Insurance Group Ltd, Revolve Group Inc. and Haemonetics Corporation. Detractors from relative performance were NewMarket Corporation, Certara, Inc. and Gates Industrial Corporation plc.

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Press releases

06.05.2026

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

01.05.2026

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

01.04.2026

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

26.02.2026

White Mountains Insurance Group, Ltd. (WTM)

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White Mountains Insurance Group, Ltd. (WTM)

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

5 Safe Haven Stocks With Plenty of Upside

Touchstone Small Cap Fund Q4 2025 Portfolio Review

Bishop Street Underwriters Announces Strategic Investment by White Mountains

The London Company Small Cap Q4 2025 Performance And Trades

Videos

No Data

Press releases

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

Bishop Street Underwriters Announces Strategic Investment by White Mountains

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

5 Safe Haven Stocks With Plenty of Upside

Touchstone Small Cap Fund Q4 2025 Portfolio Review

Bishop Street Underwriters Announces Strategic Investment by White Mountains

The London Company Small Cap Q4 2025 Performance And Trades

Videos

No Data

Press releases

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

Bishop Street Underwriters Announces Strategic Investment by White Mountains

Search stocks

White Mountains Insurance Group, Ltd. (WTM)

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Company

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White Mountains Insurance Group, Ltd. (WTM)

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

5 Safe Haven Stocks With Plenty of Upside

Touchstone Small Cap Fund Q4 2025 Portfolio Review

Bishop Street Underwriters Announces Strategic Investment by White Mountains

The London Company Small Cap Q4 2025 Performance And Trades

Videos

No Data

Press releases

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

Bishop Street Underwriters Announces Strategic Investment by White Mountains

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

5 Safe Haven Stocks With Plenty of Upside

Touchstone Small Cap Fund Q4 2025 Portfolio Review

Bishop Street Underwriters Announces Strategic Investment by White Mountains

The London Company Small Cap Q4 2025 Performance And Trades

Videos

No Data

Press releases

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

Bishop Street Underwriters Announces Strategic Investment by White Mountains