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NYSE:WTM
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White Mountains Insurance Group, Ltd. (WTM)

NYSE • WTM • BMG9618E1075

2241.12Last close
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ORTEX Data Highlights

As of Oct 22, 2026, ORTEX estimated 6.4% of free float sold short, 7.4 days to cover, cost to borrow 0.51%. Sign up for live short interest data.

Market Cap

5.28b USD | # 2395 in US

Volume

21.63k shares | 45.88m USD

Shares Outstanding

2.36m

Free Float Shares

96.68% | 2.28m

DB:WNI

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WTM key data

White Mountains Insurance Group, Ltd. (NYSE: WTM) has a market capitalization of $5.28B. Last close $2,241.12 (as of 2026-11-09); 52-week range $1,870.00 to $2,378.94. ORTEX data as of 2026-10-22: short interest was 6.37% of free float, 7.4 days to cover and the average cost to borrow was 0.51%. Sign up for live short interest data.

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