WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
NYSE · Financial Services · Insurance - Property & Casualty · BM
$2,061.30
+0.14%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$2,045.44
From 52W high−11.13%
Volume39107.00
Market cap$4.92B
P/E (TTM)4.7x
P/S (TTM)1.8x
Div yield0.05%
Key dataSep 18, 2026
Open
$2,045.44
From 52W high
−11.13%
Volume
39107.00
Market cap
$4.92B
ValuationView details →
P/E (Fwd)
60.6x
EV/EBITDA
3.5x
P/E (TTM)
4.7x
RSI (14)
41.7
MomentumView details →
1D Return
+0.14%
YTD Return
−0.78%
SummaryUpdated Jun 1, 2026
White Mountains Insurance Group, Ltd. (NASDAQ:WTM) is a Bermuda-based financial services holding company that was incorporated in 1980 and went public in 1985. The company operates as a diversified insurance and investment enterprise, managing a portfolio of subsidiaries across property and casualty insurance, reinsurance, specialty insurance programs, and alternative asset management. White Mountains has evolved from a traditional insurance company into a more complex financial services organization that combines underwriting operations with capital allocation and investment management activities.
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