WHITE MOUNTAINS INSURANCE GROUP LTD
For the period ended Dec 31, 2025. Filed Feb 27, 2026.
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FY2025 · Filed Feb 27, 2026
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ITEM 9B. Other Information
Insider Trading Policy
The Company has policies and procedures governing the purchase, sale and/or other dispositions of our securities by directors, officers, employees or the Company itself that we believe are reasonably designed to promote compliance with insider trading laws, rules and regulations and the listing standards applicable to us. A copy of our Insider Trading Policy is filed as Exhibit 19 on this Form 10-K.
No trading plans were adopted orterminated during the fourth quarter of 2025 by a director or officer of the Company that is intended to satisfy the affirmative defense conditions of Securities Exchange Act Rule 10b5-1(c) or a non-Rule 10b5-1(c) trading agreement.
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