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White Mountains Insurance Group Ltd 10-K for FY2025

White Mountains Insurance Group Ltd (WTM)

10-K 2026-02-27 For: 2025-12-31
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Added on April 04, 2026

About this 10-K

White Mountains Insurance Group Ltd filed this 10-K on February 27, 2026, covering the fiscal year ended December 31, 2025 (FY2025).

Headline figures

Fiscal year ended December 31, 2025, as reported in this filing, compared with the same period a year earlier where the filing states it.

Revenue
$3.74B
up 66.8% from $2.24B a year earlier
Net income
$1.11B
up 380.2% from net income of $230.4M a year earlier
Diluted EPS
$430.14
up 379.1% from $89.79 a year earlier