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WHITE MOUNTAINS INSURANCE GROUP LTD — fact timeline

Source-grounded facts extracted from WHITE MOUNTAINS INSURANCE GROUP LTD's SEC 8-K filings across all families, newest first. Each cites a verbatim SEC excerpt.

WTM WHITE MOUNTAINS INSURANCE GROUP LTD JSON

Stephen Klar was elected as director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On August 26, 2026, the Board of Directors (the “Board”) of White Mountains Insurance Group, Ltd. (the “Company”) elected Stephen Klar as a director of the Company.”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Approval of the appointment of PricewaterhouseCoopers LLP as the Company's Independent Registered Public Accounting Firm for 2026 at the 2026-05-21 meeting.

“Proposal 3 - Approval of the appointment of PricewaterhouseCoopers LLP as the Company's Independent Registered Public Accounting Firm for 2026. Votes FOR Votes Against Abstained 2,186,203 69,271 2,180”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Approval of the advisory resolution on executive compensation at the 2026-05-21 meeting.

“Proposal 2 - Approval of the advisory resolution on executive compensation. Votes FOR Votes Against Abstained Broker Non-votes 1,993,894 (98%) 36,706 3,718 223,336”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Election of Class II Directors to a term ending in 2029 at the 2026-05-21 meeting.

“Proposal 1 - Election of Class II Directors to a term ending in 2029: Nominee: Votes FOR Votes Against Abstained Broker Non-votes Liam P. Caffrey 2,003,323 28,706 2,289 223,336 Mary C. Choksi 1,920,050 112,006 2,262 223,336 John K. Chu 2,001,736 29,856 2,726 223,336 Weston M. Hicks 1,863,978 167,615 2,725 223,336”

Steven M. Yi departed as Director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“Mr. Steven M. Yi did not stand for re-election in 2026 as a director of White Mountains Insurance Group, Ltd. (the “Company”) and completed his tenure as a member of the Board of Directors of the Company on May 21, 2026 at the conclusion of his term.”
Debt Financings

WHITE MOUNTAINS INSURANCE GROUP LTD incurred senior notes of $200,000,000 aggregate principal amount with the purchasers party thereto at fixed rate of 7.39% per annum maturing May 14, 2036.

“On May 15, 2026, White Mountains Insurance Group, Ltd. (NYSE: WTM) (“White Mountains”) announced that HG Global Ltd. (“HGG”), a direct subsidiary of White Mountains, completed a private placement of $200,000,000 aggregate principal amount of fixed rate senior secured notes (the “New Notes”).”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for the three months ended March 31, 2026.

“On May 6, 2026 , White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three months ended March 31, 2026.”
M&A Transactions

WHITE MOUNTAINS INSURANCE GROUP LTD completed a disposition involving affiliates of funds advised by CVC Capital Partners for net cash proceeds at closing of $848 million and retained an indirect equity interest valued at $250 million (closed 2025-12-05).

“the terms of the Bamboo SPA, a wholly owned subsidiary of White Mountains sold approximately 77.3% of its equity interest in the Bamboo Group for net cash proceeds at closing of $848 million and retained an indirect equity interest valued at $250 million (the “Bamboo Sale Transaction”). --- EX-99.1 (EX-99.1) --- PRESS RELEASE - White Mountains Completes Sale of”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported the three months ended March 31, 2024 results: net income Comprehensive income attributable to common shareholders was $236 million.

“White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three months ended March 31, 2024.”

Liam Caffrey was named as President at WHITE MOUNTAINS INSURANCE GROUP LTD.

“Liam Caffrey, 52, has been named President of the Company.”

Giles E. Harrison was appointed as Executive Vice President and Chief Strategy Officer at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On June 10, 2024, Giles E. Harrison, 55, will become Executive Vice President and Chief Strategy Officer of White Mountains Insurance Group, Ltd.”

Reid T. Campbell retired as President at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On February 22, 2024, Mr. Campbell retired from employment with the Company after thirty years of service in various roles, including the roles of Chief Financial Officer and, most recently, President.”

Reid T. Campbell was elected as Director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On February 22, 2024, the Board of Directors (the “Board”) of White Mountains Insurance Group, Ltd. (the “Company”) elected Reid T. Campbell as a director of the Company.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for the year ended December 31, 2023.

“On February 7, 2024, White Mountains Insurance Group, Ltd. issued a press release announcing its results for the year ended December 31, 2023.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for nine months ended September 30, 2023.

“On November 6, 2023, White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three and nine months ended September 30, 2023.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for three months ended September 30, 2023.

“On November 6, 2023, White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three and nine months ended September 30, 2023.”
Material Agreements

WHITE MOUNTAINS INSURANCE GROUP LTD entered into Agreement and Plan of Merger with Bamboo IDE8 Insurance Services, LLC valued at approximately $285 million in cash (effective 2023-10-19).

“On October 19, 2023, White Mountains Insurance Group, Ltd. (“ White Mountains ”) and its indirect wholly owned subsidiaries PM Holdings LLC (“ Parent ”) and WM Pierce Merger Sub LLC (“ Merger Sub ”) entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Bamboo IDE8 Insurance Services, LLC (“ Bamboo ”) and John Chu, as the unitholders’ representative.”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Approval of the appointment of PricewaterhouseCoopers LLP as the Company's Independent Registered Public Accounting Firm for 2023 at the 2023-05-25 meeting.

“Proposal 4 - Approval of the appointment of PricewaterhouseCoopers LLP (“PwC”) as the Company's Independent Registered Public Accounting Firm for 2023. Votes FOR Votes AGAINST Abstained 2,328,275 29,147 1,628”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Advisory vote on the frequency of future advisory votes on executive compensation; EVERY; 1 Year 2 Years 3 Years Abstained Broker Non-votes at the 2023-05-25 meeting.

“Proposal 3 - Advisory vote on the frequency of future advisory votes on executive compensation; EVERY; 1 Year 2 Years 3 Years Abstained Broker Non-votes 1,865,055 3,358 177,548 765 312,325”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Approval of the advisory resolution on executive compensation at the 2023-05-25 meeting.

“Proposal 2 - Approval of the advisory resolution on executive compensation. Votes FOR Votes AGAINST Abstained Broker Non-votes 1,678,679 (82%) 366,511 1,536 312,325”
Shareholder Votes

WHITE MOUNTAINS INSURANCE GROUP LTD shareholders approved Election of Class II Directors to a term ending in 2026 at the 2023-05-25 meeting.

“Proposal 1 - Election of the Company's Directors. Election of Class II Directors to a term ending in 2026: Nominee: Votes FOR Votes Against Abstained Broker Non-votes G. Manning Rountree 2,021,652 24,203 870 312,325 Mary C. Choksi 2,005,274 40,034 1,417 312,325 Weston M. Hicks 2,039,215 6,222 1,288 312,325 Steven M. Yi 2,039,120 6,267 1,338 312,325”

Morgan W. Davis retired as Director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“Morgan W. Davis retired from the Board”

Weston M. Hicks was elected as Chairman of the Board at WHITE MOUNTAINS INSURANCE GROUP LTD.

“elected Weston M. Hicks as Chairman of the Board”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for the three months ended March 31, 2023.

“White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three months ended March 31, 2023.”

Weston M. Hicks was elected as director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On February 22, 2023, the Board of Directors (the “Board”) of White Mountains Insurance Group, Ltd. (the “Company”) elected Weston M. Hicks as a new director, effective immediately.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for the year ended December 31, 2022.

“Comprehensive income (loss) attributable to common shareholders was $40 million and $788 million in the fourth quarter and year ended December 31, 2022 compared to $34 million and $(273) million in the fourth quarter and year ended December 31, 2021.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for the three months ended December 31, 2022.

“Comprehensive income (loss) attributable to common shareholders was $40 million and $788 million in the fourth quarter and year ended December 31, 2022 compared to $34 million and $(273) million in the fourth quarter and year ended December 31, 2021.”
Earnings Releases

WHITE MOUNTAINS INSURANCE GROUP LTD reported financial results for three and nine months ended September 30, 2022.

“On November 7, 2022, White Mountains Insurance Group, Ltd. issued a press release announcing its results for the three and nine months ended September 30, 2022.”

Reid T. Campbell changed role as President at WHITE MOUNTAINS INSURANCE GROUP LTD.

“Reid T. Campbell, the current Executive Vice President and Chief Financial Officer of the Company, will become President of the Company on March 1, 2022 and will serve in that role until his retirement in February 2024.”

Liam P. Caffrey was appointed as Executive Vice President and Chief Financial Officer at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On March 1, 2022, Liam P. Caffrey, 49, will become Executive Vice President and Chief Financial Officer of White Mountains Insurance Group, Ltd. (the “Company”).”

Suzanne Shank was elected as Director at WHITE MOUNTAINS INSURANCE GROUP LTD.

“On October 10, 2021, the Board of Directors (the “Board”) of White Mountains Insurance Group, Ltd. (the “Company”) elected Suzanne Shank as a new director, effective immediately.”

Facts are extracted by an LLM and gated to those whose source quote is present verbatim in the filing text. Coverage is best-effort while backfill and monitoring mature; this is not yet a full-market index. See methodology.