WHITE MOUNTAINS INSURANCE GROUP, LTD.

WTM · NEW YORK STOCK EXCHANGE INC.

Direct Property and Casualty Insurance Carriers · US

White Mountains is a Bermuda-domiciled financial services holding company.

Price $2,210.15 -21.84 (-0.98%)

Market Cap$5.51B

P/E Ratio4.99

EPS$—

52W High$2,333.00

52W Low$1,648.00

Beta0.34

Data from Finnhub · Updated May 1, 2026