WT
WTM
White Mountains Insurance Group, Ltd. $2053.15 1M -3.1% 3M +3.2% YTD +0.6% as of 2026-09-11↑↓ next ticker · ⌘+↑↓ or scroll to zoom · ←→ pan · 0 reset
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Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.0%
Next 1 week
-0.6%
Next 1 month
+0.1%
Seasonality
Mildly positive window
Next 30 days (to Oct 14): +0.4% median,
52% of the last 40 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 30
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought.
Its dip-buy edge in history is +0.11%/day.
Mean-reversion stats →
1-month breakdown —
Market · β 0.14 -0.0% · Seasonal tilt +0.1%
$44M/day volume
23% volatility
+17% 1-year
-12% from ATH
52-week range · 59% of the way up · -12% from the high
$1648.00$2333.00
Congressional trades in WTM Full tracker →
1 member · 1 buys / 0 sells · $50K–$100K disclosed · latest filing Jul 24, 2025.
| BUY | $50K–$100K |
Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.