WTM - CIK 0000776867
WHITE MOUNTAINS INSURANCE GROUP LTD trades as WTM and has a market capitalization of $4.98 B, making it the #1387 largest US-listed company by market value. In its fiscal 2025 annual report the company posted revenue of $3.73B, up 66.8% from the prior year and net income of $1.11B. This page tracks WHITE MOUNTAINS INSURANCE GROUP LTD through 1,719 SEC filings, with financial statements and metrics updated as new reports are filed.
Over the last 9 fiscal years WHITE MOUNTAINS INSURANCE GROUP LTD's revenue grew from $157.70M to $3.73B, a compound annual growth rate of 42.1%. Net profit margin expanded from -44.8% to 29.6% over the same period - every figure below comes from the company's audited annual filings.
| Filing | Type | Filed |
|---|---|---|
| Insider trade | 4 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
| New insider ownership | 3 | 2026-05-22 |
| Insider trade | 4 | 2026-05-22 |
White Mountains to Hold 2026 Annual Investor Information Meeting on June 5, 2026 | White Mountains Insurance Group
White Mountains Reports First Quarter Results | White Mountains Insurance Group
White Mountains Partners Announces Acquisition of Hawkeye Electric by Enterprise Solutions | White Mountains Insurance Group
White Mountains Partners Announces Acquisition of BaseSix | White Mountains Insurance Group
White Mountains Declares Annual Dividend | White Mountains Insurance Group
The largest companies sharing WHITE MOUNTAINS INSURANCE GROUP LTD's SEC industry classification (fire, marine & casualty insurance).
WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) has a market capitalization of $4.98 B as of 2026-06-10, ranking #1387 among US-listed companies.
WHITE MOUNTAINS INSURANCE GROUP LTD reported revenue of $3.73B for fiscal year 2025, an increase of 66.8% year over year.
Yes. WHITE MOUNTAINS INSURANCE GROUP LTD reported net income of $1.11B in its latest fiscal year.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
Dig into the full income statement, balance sheet, and cash flow statement with annual and quarterly views.