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WTM
$2,213.61+2.15%
as of close, Oct 20, 2026
☾ AH $2,213.61 +2.15%
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White Mountains Insurance Group Ltd. total returns by year (including dividends)

As of market close, Oct 20, 2026

White Mountains Insurance Group Ltd. total returns by year (1987–2026)#

White Mountains Insurance Group Ltd. annual returns by year
YearTotal return
2026YTD
+6.6%
2025
+6.9%
2024
+29.3%
2023
+6.5%
2022
+39.6%
2021
+1.4%
2020
-10.2%
2019
+30.2%
2018
+0.9%
2017
+1.9%
2016
+15.2%
2015
+15.5%
2014
+4.7%
2013
+17.3%
2012
+13.8%
2011
+35.5%
2010
+1.2%
2009
+25.4%
2008
-47.6%
2007
-10.0%
2006
+4.9%
2005
-12.4%
2004
+40.7%
2003
+42.9%
2002
-6.9%
2001
+9.4%
2000
+167.1%
1999
-12.9%
1998
+17.1%
1997
+27.3%
1996
+29.7%
1995
+3.4%
1994
-8.0%
1993
+9.0%
1992
+3.0%
1991
+34.7%
1990
+49.3%
1989
+18.8%
1988
+13.6%
1987
-26.7%
Annualized
+10.9%
1987–2026
Average year
+14.9%
39 full years
Best year
+167.1%
2000
Worst year
-47.6%
2008
Positive years
31/39
79% up

Total return by period#

Annual

Methodology#

Total returns, dividends reinvested, measured on WTM. Annualized return is the compound annual growth rate; the current year is year-to-date. Past performance does not predict future returns.

FAQ#

What is White Mountains Insurance Group Ltd.'s average annual return?
Since 1987, White Mountains Insurance Group Ltd. (WTM) has returned about 10.9% a year (the compound annual growth rate) and an average calendar-year return of 14.9%.
What were White Mountains Insurance Group Ltd.'s best and worst years?
Over 1987–2026, the best year was 2000 (+167.1%) and the worst was 2008 (-47.6%).
How often is White Mountains Insurance Group Ltd. up in a year?
31 of the 39 full years since 1987 were positive — about 79% of the time.

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