WHITE MOUNTAINS INSURANCE GROUP LTD
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No SEC Form 4 filings for $WTM in the last 30 days.
See all $WTM insider activity →White Mountains Insurance Group (WTM) added Stephen Klar, former President of Wellington Management Group, to its board. CEO Liam Caffrey cited Klar's financial services experience as a benefit. WTM shares trade on NYSE and Bermuda Stock Exchange.
WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) filed an SEC Form 8-K — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers. Exhibit 99.1 PRESS RELEASE CONTACT: Rob Seelig (603) 640-2212 Stephen Klar Elected to the White Mountains Board HAMILTON, Bermuda, August 27, 2026 /PRNewswire/ -- The Board of Directors of White Mountains Insurance Group, Ltd. (NYSE: WTM) has elected Stephen Klar as a director of
A financial results roundup covers multiple insurers. HCI Group reported Q2 gross premiums earned of $321m and a 22.2% gross loss ratio, plus a completed $80m share buyback. Kingstone posted $15.5m net income and a 70.2% GAAP combined ratio. Kemper took a $460m goodwill impairment. Safety agreed to be acquired by Mapfre for about $1.54b at $105/share.
Over the past 7 days, alphai's AI scored 3 news stories mentioning WTM (WHITE MOUNTAINS INSURANCE GROUP LTD). Coverage has skewed bullish: 1 bullish, 2 neutral, and 0 bearish.
Recent WTM coverage spans financial news, earnings and corporate actions.
Board appointment may influence governance and strategic direction.
Board addition may influence strategic direction and governance.
Solid segment profitability plus aggressive buyback at a discount supports capital return and book-value support.
Q2 earnings and capital return (buyback) provide a fresh fundamental datapoint that can move valuation and near-term positioning.
The 8-K provides fresh operating and capital allocation datapoints (book value growth, buybacks, segment combined ratios) and quantifies Iran-war losses at Ark.
alphai scores every news story that mentions WTM with an AI model for sentiment and relevance, and aggregates insider trades from WHITE MOUNTAINS INSURANCE GROUP LTD's SEC EDGAR Form 4 filings. Figures refresh continuously.
White Mountains Insurance Group (WTM) added Stephen Klar, former President of Wellington Management Group, to its board. CEO Liam Caffrey cited Klar's financial services experience as a benefit. WTM shares trade on NYSE and Bermuda Stock Exchange.
2 min readWHITE MOUNTAINS INSURANCE GROUP LTD (WTM) filed an SEC Form 8-K — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers. Exhibit 99.1 PRESS RELEASE CONTACT: Rob Seelig (603) 640-2212 Stephen Klar Elected to the White Mountains Board HAMILTON, Bermuda, August 27, 2026 /PRNewswire/ -- The Board of Directors of White Mountains Insurance Group, Ltd. (NYSE: WTM) has elected Stephen Klar as a director of
1 min readA financial results roundup covers multiple insurers. HCI Group reported Q2 gross premiums earned of $321m and a 22.2% gross loss ratio, plus a completed $80m share buyback. Kingstone posted $15.5m net income and a 70.2% GAAP combined ratio. Kemper took a $460m goodwill impairment. Safety agreed to be acquired by Mapfre for about $1.54b at $105/share.
9 min readWhite Mountains Insurance Group (WTM) reported Q2 2026 net income attributable to common shareholders of $199.5 million, up from $122.9 million in Q2 2025. Total revenues were $844.6 million versus $689.2 million a year earlier. Book value per share rose to $2,258. The company repurchased 91,194 shares for $191 million and held 17.9 million MediaAlpha shares.
2 min readWHITE MOUNTAINS INSURANCE GROUP LTD (WTM) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 CONTACT: Rob Seelig (603) 640-2212 WHITE MOUNTAINS REPORTS SECOND QUARTER RESULTS HAMILTON, Bermuda (August 6, 2026) - White Mountains Insurance Group, Ltd. (NYSE: WTM) reported book value per share of $2,258 as of June 30, 2026, an increase of 4% for the second quar
6 min readWhite Mountains Insurance Group shares rose over 5% to close at $2,173.81, near its most recently reported book value per share of $2,170 (as of March 31, 2026). The article cites book value per share of $2,188 as of Dec. 31, 2025 and reports FY2025 revenue of $3.74B and earnings of $1.09B.
4 min readWhite Mountains (NYSE: WTM) director Margaret Dillon was granted 135 common shares as part of an annual share award on May 21, 2026. This compensation, valued at $0.00 per share, increased her direct holdings to 1,080 Common Shares. The Form 4 filing indicates this was a grant, not a market purchase, reflecting routine executive compensation.
2 min readWHITE MOUNTAINS INSURANCE GROUP LTD (WTM) director John Chu was granted 135 Common Shares as an Annual Director Share Award on May 21, 2026. These shares were issued at no cost as part of compensation, not an open-market transaction. Following this award, Chu directly holds 335 Common Shares in the company.
2 min readWhite Mountains Insurance Group Ltd. director Mary C. Choksi received an annual award of 135 Common Shares on May 21, 2026, as equity compensation. These shares were granted at $0.00 per share, and following this transaction, Choksi directly holds 1,993 Common Shares in the company. This grant was reported in an SEC Form 4 filing and is classified as a routine "grant, award, or other acquisition," with no sales or option exercises indicated.
1 min readWHITE MOUNTAINS INSURANCE GROUP LTD (WTM) director Peter M. Carlson was granted 135 common shares as an annual award on May 21, 2026. These shares were provided at no cost, indicating compensation rather than a market purchase. Following this transaction, Carlson directly holds 852 common shares in the company, with no derivative securities or sales reported.
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