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WTM

WHITE MOUNTAINS INSURANCE GROUP LTD

NYSE · Financial Services · Insurance - Property & Casualty · BM

$2,247.16
−2.05%
Ask drillr
Price chart
Oct 8Oct 13Oct 16Oct 21Oct 26Oct 29Nov 3Nov 6
Key dataNov 6, 2026
Open
$2,250.57
From 52W high
−5.43%
Volume
7853.00
Market cap
$5.36B
P/E (Fwd)
—
EV/EBITDA
3.8x
P/E (TTM)
5.1x
RSI (14)
61.9
1D Return
−2.05%
YTD Return
+10.05%
SummaryUpdated Sep 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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