White Mountains Insurance Group Ltd (WTM) Return on Investment ROI from the third quarter of 2026 to third quarter of 2025 and for the year 2026, average high and low, overall ranking from Sep 30 2026 to Sep 30 2025 - CSIMarket
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White Mountains Insurance Group ltd  (NYSE: WTM)


White Mountains Insurance Group Ltd's ROI from its third quarter of 2026 to the third quarter of 2025 and 5 Year Period

Return on Investment, Quarterly Results, Trends, Rankings, Statistics

What is White Mountains Insurance Group Ltd's ROI in the third quarter of 2026?
White Mountains Insurance Group ltd achieved a return on average invested assets (ROI) of 7.54 % in its third quarter of 2026, this is above WTM's average return on investment of 5.76%.
White Mountains Insurance Group Ltds investments during the 12 months ending in the third quarter of 2026 are valued at $12 billion

ROI decreased relative to the period ending Jun 30 2026, due to the decline in net income.

Within the Financial sector 103 other companies had a higher return on investment. While return on investment, the total ranking has deteriorated compared to the second quarter of 2026 from 837 to 946.

Definition and Formula of Return on Investment


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Return On Investment (Sep 30 2026)
III. Quarter		 (Jun 30 2026)
II. Quarter		 (Mar 31 2026)
I. Quarter		 (Dec 31 2025)
IV. Quarter		 (Sep 30 2025)
III. Quarter
Y / Y Investment Change TTM 13.67 % 14.86 % 13.57 % 15.82 % 13.41 %
Y / Y Net Income Change TTM 271.48 % 257.78 % 569.09 % 1061.16 % 15.71 %
Investment (TTM) in Millions 13,363 13,767 12,546 12,307 12,346
Return On Investment (TTM) 7.54 % 9.26 % 9.08 % 9.99 % 2.31 %
WTM's Overall Ranking # 946 # 837 # 632 # 1567 #
Seq. Investment Change TTM 2 % 3.97 % 1.89 % 5.21 % 3.06 %
Seq. Net Income Change TTM -17 % 6.08 % -7.41 % 355.75 % -20.07 %
Net Income (TTM) in Millions 980 1,180 1,113 1,202 264

WTM Company Profile >> Back to WTM Roi Comparisons >> See Annual WTM Return On Investment



Return On Investment WTM's Ranking
Within: No.
Industry # 15
Sector # 104
Overall # 946

Return On Investment Statistics
High Average Low
15.62 %
5.76 %
-8.26 %
(Dec 31 2020)   (Jun 30 2022)







Financial Statements
White Mountains Insurance Group Ltd's III. Quarter Investments $ 13,363 Millions WTM's Balance sheet
White Mountains Insurance Group Ltd's III. Quarter Income $ -39 Millions Quarterly WTM's Income Statement
WTM's Income by Division See WTM's Income by Division


WTM Annual Return On Investment (Dec 31 2025)
2025		 (Dec 31 2024)
2024		 (Dec 31 2023)
2023		 (Dec 31 2022)
2022		 (Dec 31 2021)
2021
Total Investments in Millions 12,307 10,573 8,707 7,577 6,127
Y / Y Investment Growth 16.4 % 21.43 % 14.91 % 23.68 % 29.17 %
Net Income in Millions 1,202 284 581 712 -322
Y / Y Net Income Growth 323.02 % -51.09 % -18.46 % - -
Annual Return On Investment 9.77 % 2.69 % 6.67 % 9.4 % -5.25 %


Annual Roi Comment
In the fiscal year 2025 ROI improved to 9.77 % compared to the prior year, due to net income growth.

Definition and Formula of Return on Investment

Other ROI Ratios
Property & Casualty Insurance Industry Roi Trends and Statistics
Financial Sector Return On Investment Statistics
Roi Trends for overall market
WTM's Roi Ratio versus Property & Casualty Insurance Industry, Financial Sector and total Market
Highest Ranking Return On Investment
Lowest Ranking Return On Investment
Subscribers only: Roi for WTM's Competitors
Subscribers only: Roi for White Mountains Insurance Group Ltd's Suppliers
Subscribers only: Return On Investment for WTM's Customers

Other Ratios
WTM's Roa WTM's Inventory Turnover Ratio WTM's Growth Rates WTM's Dividend Statistics
WTM's Profitability Ratios WTM's Asset Turnover Ratio WTM's Dividend Growth
WTM's Roe WTM's Valuation Ratios WTM's Financial Strength Ratios WTM's Dividend Payout Ratio



Companies with similar Return On Investment at Sep 30 2026, within Financial Sector ROI
Cohen and Steers Inc   20.07 %
Cboe Global Markets Inc   17.86 %
Mntn Inc   17.25 %
United States Brent Oil Fund Lp  17.08 %
Hamilton Lane Incorporated  17.03 %
Alexanders Inc  16.87 %
Hci Group Inc   16.69 %
Morningstar inc   15.61 %
Price T Rowe Group Inc  15.55 %
Greenlight Capital Re Ltd   11.84 %
Brc Group Holdings Inc   11.71 %
Tradeweb Markets Inc   11.53 %
Paccar Inc  11.44 %
Marsh and Mclennan Companies Inc   11.21 %
Progressive Corp  10.98 %
Investors Title Co  10.79 %
Universal Insurance Holdings Inc   10.68 %
Affiliated Managers Group inc   10.26 %
Kingstone Companies Inc   10.22 %
Willis Towers Watson Plc  10.00 %
Aon Plc  9.96 %
Robinhood Markets Inc   9.86 %
S and p Global Inc   9.73 %
Kinsale Capital Group Inc   9.59 %
Tiptree Inc   9.56 %
United States Natural Gas Fund Lp  9.50 %
Alliancebernstein Holding L p   9.42 %
Houlihan Lokey Inc   9.28 %
Travelers Companies inc   8.95 %
Public Storage  8.79 %

Date modified: 2026-11-06T12:53:48+00:00



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