Revenue · 2011–2025
White Mountains Insurance revenue
$3.7B+66.8% · FY2025
White Mountains Insurance (WTM) reported $3.7B in revenue for fiscal 2025, +66.8% year on year.
| Fiscal year | Revenue | Change | Filing |
|---|---|---|---|
| FY20252025-12-31 | $3.7B | +66.8% | Open → |
| FY20242024-12-31 | $2.2B | +3.4% | Open → |
| FY20232023-12-31 | $2.2B | +87.1% | Open → |
| FY20222022-12-31 | $1.2B | +88.5% | Open → |
| FY20212021-12-31 | $614M | −31.4% | Open → |
| FY20202020-12-31 | $896M | +0.2% | Open → |
| FY20192019-12-31 | $893M | +142.0% | Open → |
| FY20182018-12-31 | $369M | −1.3% | Open → |
| FY20172017-12-31 | $374M | +137.0% | Open → |
| FY20162016-12-31 | $158M | −64.2% | Open → |
| FY20152015-12-31 | $440M | −68.8% | Open → |
| FY20142014-12-31 | $1.4B | +3.6% | Open → |
| FY20132013-12-31 | $1.4B | −44.1% | Open → |
| FY20122012-12-31 | $2.4B | +11.8% | Open → |
| FY20112011-12-31 | $2.2B | — | Open → |
Revenue — Revenue is total net sales for the fiscal year, taken from each company's own annual filing.
Every row links to its own SEC filing · Fiscal year 2025 · Data as of September 25, 2026 · 2011–2025 compound annual growth +3.9%
Revenue at companies of similar size
Cite this page
Ready-made references for the figures on this page, as published on September 25, 2026.
Wikipedia
{{cite web |title=White Mountains Insurance revenue |url=https://companiesranked.com/en/company/white-mountains-insurance/revenue |website=CompaniesRanked |date=2026-09-25 |language=en}}APA 7
CompaniesRanked. (September 25, 2026). White Mountains Insurance revenue. CompaniesRanked. https://companiesranked.com/en/company/white-mountains-insurance/revenueBibTeX
@misc{companiesranked-en-company-white-mountains-insurance-revenue-2026,
author = {{CompaniesRanked}},
title = {{White Mountains Insurance revenue}},
year = {2026},
howpublished = {\url{https://companiesranked.com/en/company/white-mountains-insurance/revenue}},
note = {Compiled from SEC EDGAR XBRL filings; data as of 2026-09-25},
urldate = {2026-09-25}
}The filing itself
The numbers above are read from this document: 10-K · 0001628280-26-012603 · February 27, 2026
{{cite web |title=White Mountains Insurance revenue — 10-K (0001628280-26-012603) |url=https://www.sec.gov/Archives/edgar/data/776867/000162828026012603/wtm-20251231.htm |website=SEC EDGAR |publisher=U.S. Securities and Exchange Commission |date=2026-02-27}}The figures are rebuilt with every data refresh, so the reference carries the publication date. Add your own access date if your style requires one.