White Mountains reports final results of tender offer

White Mountains (WTM) announced the final results of its “modified Dutch auction” tender offer. The tender offer expired at 12:00 midnight, New York City time, at the end of the day on December 19, 2025. Based on the final count by the depositary for the tender offer, 64,064 shares were properly tendered and not properly withdrawn at or below the final purchase price of $2,050.00 per share. The company is purchasing all validly tendered shares for approximately $131.3M. The shares purchased in the tender offer represent approximately 2.5% of White Mountains’s shares outstanding as of November 19, 2025. Payment for the shares purchased under the tender offer will be made promptly.The company expects to have approximately 2,479,677 common shares outstanding as of the time immediately following payment for the accepted shares.