Welcome to our dedicated page for White Mountains news (Ticker: WTM), a resource for investors and traders seeking the latest updates and insights on White Mountains stock.
White Mountains Insurance Group Ltd. reports developments across an insurance and financial-services holding company built around opportunistic acquisitions, ownership of operating businesses, and dispositions when exit values are attractive. Recurring updates cover book value per share, operating results, investment returns, capital deployment, share repurchases and tender offers.
Company news also tracks segment and subsidiary activity at Ark/WM Outrigger, HG Global, Kudu and Distinguished, along with White Mountains Partners investments in founder- and entrepreneur-owned businesses. Updates include property and casualty insurance and reinsurance, municipal bond reinsurance, capital solutions for asset and wealth management firms, insurance distribution programs, reinsurance sidecar activity and completed portfolio transactions such as the Bamboo sale.
White Mountains (NYSE: WTM) announced that its Board of Directors has elected Stephen Klar as a director. Klar was formerly President and a Managing Partner of Wellington Management Group LLP. CEO Liam Caffrey said Klar’s extensive financial services experience is expected to benefit the company’s owners.
White Mountains (NYSE: WTM) reported book value per share of $2,258 at June 30, 2026, up 4% in Q2 and 3% year-to-date including dividends. Comprehensive income attributable to common shareholders was $199 million in Q2 2026 and $173 million for the first six months, versus $124 million and $159 million a year earlier, supported by $151 million of Q2 net realized and unrealized investment gains.
Ark delivered an 84% Q2 combined ratio and grew tangible book value by 6% in Q2; MediaAlpha’s share price rose 35%, adding $58 million of mark-to-market gains. The company repurchased $191 million of shares and received a $90 million dividend from HG Global’s refinancing, while deploying $132 million into two WTM Partners acquisitions, leaving about $0.8 billion of undeployed capital.
Australian Financial Planning Group secured a minority investment from Kudu Investment Management to fund growth initiatives. AFPG manages over A$3.0 billion with 30 advisers and plans to expand its adviser base and pursue acquisitions while retaining independent ownership and existing leadership.
Kudu Investment Management (NYSE:WTM) issued a correction and detailed its minority investment in Australian Financial Planning Group (AFPG), a 30-adviser wealth manager with over A$3.0 billion in client assets.
AFPG will use proceeds to expand its adviser base, pursue acquisitions, and support growth while retaining independent ownership and existing leadership. Kudu’s partner firms collectively manage about US$154 billion as of March 31, 2026.
Kudu Investment Management (NYSE:WTM) has made a minority investment in Australia's Drummond Capital Partners, an active managed account specialist. Drummond's founders remain majority owners, with no change to leadership, investment framework or client service model.
Drummond manages A$6.6 billion in tailored portfolios across four Australian offices.
White Mountains (NYSE:WTM) will hold its 2026 Annual Investor Information Meeting on Friday, June 5, 2026 at 10:00 a.m. ET in the Mandarin Ballroom, 36th Floor, Mandarin Oriental Hotel, New York, with participation available in person or via webcast.
Liam Caffrey, CEO, plans a presentation on operations and outlook followed by Q&A with partners. Investors can register and access webcast details through the For Shareholders section of the company website, where 2025 financial and governance documents are also available.
White Mountains (NYSE: WTM) reported book value per share of $2,170 as of March 31, 2026, down ~1% for Q1 2026 including dividends. Comprehensive loss attributable to common shareholders was $(27) million versus income of $35 million in Q1 2025. Key segment results: Ark combined ratio 91% with $1.091 billion gross written premiums; Kudu TTM ROE 12%. Investment portfolio return excluding MediaAlpha was 1.0% in Q1. Unrealized loss on MediaAlpha was $65 million. Undeployed capital after recent deployments is roughly $0.8 billion.
White Mountains Partners (NYSE: WTM) announced on May 1, 2026 that portfolio company Enterprise Solutions acquired Hawkeye Electric, a Chandler, Arizona electrical contractor founded in 1999. Hawkeye's leadership will remain post-closing; Hawkeye transitioned to a 100% ESOP in 2019. The deal expands Enterprise Solutions into Arizona.
White Mountains Partners (NYSE: WTM) announced on April 1, 2026 that it has acquired a majority interest in Basesix Systems LLC, a Marietta, Georgia–based provider of design, installation, retrofit, maintenance, and repair of low-voltage building systems.
Basesix, founded in 2018, serves commercial and institutional customers across fire & life safety, network & wireless, security & access control, and audio-visual disciplines. Management cited plans to pursue growth, open new offices, and pursue strategic acquisitions with WMP as partner.
White Mountains (NYSE: WTM) reported book value per share $2,188 as of Dec 31, 2025, up 18% in Q4 and 25% for 2025, including dividends. The Bamboo sale materially contributed, adding roughly $320 to BVPS in 2025. Comprehensive income was $837M in Q4 and $1,109M for the year. The company repurchased about $190M of shares in Q4 and reports roughly $1.0B of undeployed capital (including a WM Outrigger distribution received in January). Other notable items include Ark gross written premiums of $2.6B (+16% YoY), Kudu 13% ROE for 2025, and a $73M deferred tax expense reversal in Q4 related to the Bermuda economic transition adjustment.