White Mountains Insurance Group Ltd Revenue Growth Rates (WTM), Current and Historic Growth - CSIMarket
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White Mountains Insurance Group ltd  (NYSE: WTM)
 

WTM's Revenue Growth by Quarter and Year

White Mountains Insurance Group Ltd's Revenue results by quarter and year




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WTM Revenue (in millions $) FY 2026 FY 2025 FY 2024 FY 2023
4th Quarter December -
3rd Quarter September 641.10
2nd Quarter June 844.60
1st Quarter March 517.80
FY 2,003.50

WTMs Annual Revenue
White Mountains Insurance Group Ltd's Revenue in the fiscal year 2025 $ 3,735.00 millions
White Mountains Insurance Group Ltd's Revenue in the fiscal year 2024 $ 2,239.80 millions
White Mountains Insurance Group Ltd's Revenue in the fiscal year 2023 $ 2,166.70 millions
White Mountains Insurance Group Ltd's Revenue in the fiscal year 2022 $ 1,157.90 millions
White Mountains Insurance Group Ltd's Revenue in the fiscal year 2021 $ 944.80 millions




WTM Revenue third quarter 2026 Y/Y Growth Comment
White Mountains Insurance Group Ltd reported fall in Revenue in the third quarter 2026 by -25.82% to $ 641.10 millions, from the same quarter in 2025.
The drop in the third quarter 2026 White Mountains Insurance Group Ltd's Revenue compares unfavorably to the Company's average Revenue doubling of 115.2%.

Looking into third quarter 2026 results within Property & Casualty Insurance industry 10 other companies have achieved higher Revenue growth. While White Mountains Insurance Group Ltd' s Revenue drop of -25.82% ranks overall at the positon no. 942 in the third quarter 2026.




WTM Revenue ( Y/Y Growth %) 2026
FY 2025 FY 2024 FY 2023
4th Quarter December -
3rd Quarter September -25.82 %
2nd Quarter June 22.55 %
1st Quarter March -10.38 %
FY   -

Financial Statements
White Mountains Insurance Group Ltd's third quarter 2026 Revenue $ 641.10 millions WTM's Income Statement
White Mountains Insurance Group Ltd's third quarter 2025 Revenue $ 864.20 millions Quarterly WTM's Income Statement


WTM Revenue (Quarter on Quarter Growth %)

2026
FY 2025 FY 2024 FY 2023
4th Quarter December -
3rd Quarter September -24.09 %
2nd Quarter June 63.11 %
1st Quarter March -67.71 %
FY (Year on Year)   -




Revenue third quarter 2026 Y/Y Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry #11
Financial Sector #194
Overall #942

Revenue Y/Y Growth Statistics
High Average Low
2821.67 % 115.2 % -99.09 %
(Mar 31 2021)   (Mar 31 2018)
Revenue third quarter 2026 Y/Y Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry #11
Financial Sector #194
Overall #942
Revenue Y/Y Growth Statistics
High Average Low
2821.67 % 115.2 % -99.09 %
(Mar 31 2021)   (Mar 31 2018)

Revenue by Quarter for the Fiscal Years 2023, 2024, 2025, 2026

White Mountains Insurance Group Ltd's Q/Q Revenue Growth


Revenue Q/Q Growth Statistics
High Average Low
7126.67 % 131.82 % -96.98 %
(Mar 31 2019)  


WTM's III. Quarter Q/Q Revenue Comment
In the III. Quarter 2026 White Mountains Insurance Group Ltd disclosed fall in Revenue from the second quarter by -24.09% to $ 641.10 millions, from $ 844.60 millions achived in the previous reporting period.

Although periodic circumstance commonly energize III. Quarter 2026 Revenue, this plainly could not be substantial to rescue Property & Casualty Insurance's company achievement, Most analysts pointed out.

Within Property & Casualty Insurance industry only one company achieved higher sequential Revenue growth. While White Mountains Insurance Group Ltd's Revenue growth quarter on quarter, overall rank is 195.


Revenue Q/Q Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry #2
Financial Sector #29
Overall #195
Revenue Q/Q Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry #2
Financial Sector #29
Overall #195
Revenue Q/Q Growth Statistics
High Average Low
7126.67 % 131.82 % -96.98 %
(Mar 31 2019)  


WTM's III. Quarter Q/Q Revenue Comment
In the III. Quarter 2026 White Mountains Insurance Group Ltd disclosed fall in Revenue from the second quarter by -24.09% to $ 641.10 millions, from $ 844.60 millions achived in the previous reporting period.

Although periodic circumstance commonly energize III. Quarter 2026 Revenue, this plainly could not be substantial to rescue Property & Casualty Insurance's company achievement, Most analysts pointed out.

Within Property & Casualty Insurance industry only one company achieved higher sequential Revenue growth. While White Mountains Insurance Group Ltd's Revenue growth quarter on quarter, overall rank is 195.


White Mountains Insurance Group Ltd's 12 Months Revenue Growth Year on Year


Revenue TTM Growth

12 Months Ending
(Jun 30 2026)
12 Months Ending (Mar 31 2026) 12 Months Ending (Dec 31 2025) 12 Months Ending (Sep 30 2025) 12 Months Ending (Jun 30 2025)
Cumulative Revenue 12 Months Ending $ 3,830.40
Y / Y Revenue Growth (TTM) 55.45 %
Year on Year Revenue Growth Overall Ranking # 1820
Seqeuential Revenue Change (TTM) 4.23 %
Seq. Revenue Growth (TTM) Overall Ranking # 1208


Cumulative Revenue growth Comment
Assuming the White Mountains Insurance Group Ltd's fiscal year would have ended in Jun 30 2026, White Mountains Insurance Group Ltd would have reprted above average annual Revenue growth of 55.45% year on year, of $ 3,830 millions.
This marks a slow-down of the companys growth trends and from the 69.33% increase in Mar 31 2026.

In the Financial sector 463 other companies have achieved higher trailing twelve month Revenue growth. While Revenue growth total ranking has deteriorated compare to previous quarter from 269 to 1820.

Revenue TTM Y/Y Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry # 19
Financial Sector # 464
Overall # 1820

Revenue TTM Y/Y Growth Statistics
High Average Low
253.99 %
18.9 %
-89.6 %
 


Revenue TTM Q/Q Growth Company Ranking
Within: No.
Industry # 19
Sector # 306
S&P 500 # 1208
Cumulative Revenue growth Comment
Assuming the White Mountains Insurance Group Ltd's fiscal year would have ended in Jun 30 2026, White Mountains Insurance Group Ltd would have reprted above average annual Revenue growth of 55.45% year on year, of $ 3,830 millions.
This marks a slow-down of the companys growth trends and from the 69.33% increase in Mar 31 2026.

In the Financial sector 463 other companies have achieved higher trailing twelve month Revenue growth. While Revenue growth total ranking has deteriorated compare to previous quarter from 269 to 1820.


Revenue TTM Y/Y Growth Company Ranking
Within: No.
Property & Casualty Insurance Industry # 19
Financial Sector # 464
Overall # 1820

Revenue TTM Y/Y Growth Statistics
High Average Low
253.99 %
18.9 %
-89.6 %
 


Revenue TTM Q/Q Growth Company Ranking
Within: No.
Industry # 19
Sector # 306
S&P 500 # 1208




Other Revenue Growth
Property & Casualty Insurance Industry Revenue Growth Trends and Statistics
Financial Sector Revenue Growth Statistics
Revenue Growth Trends for overall market
WTM's Revenue Growth Ratio versus Property & Casualty Insurance Industry, Financial Sector and total Market
Highest Ranking Revenue Growth
Lowest Ranking Revenue Growth




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About White Mountains Insurance Group Ltd Revenue Growth Rates (WTM), Current and Historic Growth - CSIMarket Analysis

How we calculate this

This page is based on issuer-reported fundamentals and CSIMarket’s U.S. equities database (20+ years). Growth is computed using year-over-year (Y/Y), sequential, and trailing-twelve-month (TTM) methods.

What’s included here

Company: White Mountains Insurance Group Ltd (CIK 776867).

Source & verification

Last updated

  • Page updated:
  • Data lineage: SEC filings → XBRL parse → normalization CSIMarket.com Database → growth calculations.
  • Accession: 0001628280-26-070628
  • Figures are derived from filed reports and may be restated; numbers are subject to revision.

Sources: White Mountains Insurance Group Ltd’s SEC filings (XBRL/Inline XBRL) and CSIMarket.com’s normalization & QA processes.



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