WTM

White Mountains Insurance Group, Ltd. $2208.58 as of 2026-10-28
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.1%
Next 1 week
+0.2%
Next 1 month
+0.4%
Seasonality
Bullish window historically
Next 30 days (to Nov 28): +1.8% median, 68% of the last 40 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 21
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 0.08 +0.2% · Seasonal tilt +0.2%
$44M/day volume 19% volatility +14% 1-year -5% from ATH
52-week range · 73% of the way up · -5% from the high
$1863.60$2333.00

Congressional trades in WTM Full tracker →

1 member · 1 buys / 0 sells · $50K–$100K disclosed · latest filing Jul 24, 2025.

BUY JH James French Hill · traded Jun 23, 2025 $50K–$100K

Earnings Full history →

Next report 2026-11-05 (Thursday, before open, in 7 days).

1-day std dev
1.5%
Finished up
53%
Biggest pop
+3.5%
Biggest drop
-3.6%

Standard deviation of the close-to-close move over the last 38 reports. History, not a forecast.

ReportedEst.Actual SurpriseGap Day 1Day 5
2019-02-06 miss 1.16 -2.99 -357.8% -0.4% +0.0% +1.1%
2018-11-05 miss 2.37 -2.52 -206.2% +0.2% +0.7% +0.3%
2018-08-07 miss 0.13 -2.04 -1669.2% +0.1% +0.3% +0.4%
2018-05-02 beat -1.07 -0.61 +42.6% -0.1% -0.1% +1.0%
2018-02-07 miss 0.34 -4.05 -1292.2% -0.1% -0.6% +0.0%
2017-11-08 beat -3.41 -2.24 +34.3% +0.2% +0.9% +0.1%
2017-08-04 miss 1.12 -4.03 -459.7% +0.0% -0.7% +0.4%
2017-05-02 miss -0.01 -3.50 -34890.0% +0.2% +2.6% +2.5%
2017-02-07 miss 1.43 -5.81 -506.2% -1.8% -1.8% -0.4%
2016-11-02 beat 1.99 6.11 +207.0% +0.0% +0.9% -0.6%
2016-08-03 miss -0.76 -3.43 -350.9% -0.4% +0.0% +0.0%
2016-05-02 beat 0.61 2.51 +311.5% +0.3% +0.5% -1.2%
2016-02-05 miss 4.05 0.23 -94.4% +0.3% +2.3% +2.2%
2015-11-02 miss 4.81 -5.09 -205.8% -0.1% +0.0% -4.5%
2015-07-27 beat 5.82 6.23 +7.0% +0.1% +3.5% +5.9%
2015-05-04 miss 6.28 0.47 -92.5% -0.7% +0.1% -3.2%
2015-02-10 beat 7.30 13.71 +87.8% +1.2% -0.2% +5.3%
2014-10-29 beat 7.00 7.35 +5.0% -0.7% -1.6% -1.3%
2014-07-29 beat 9.24 15.10 +63.4% +0.1% -0.2% +0.6%
2014-04-28 beat 7.65 8.02 +4.9% -0.1% -0.4% +0.7%
2014-02-07 beat 7.04 19.14 +171.9% +0.2% +2.4% +2.2%
2013-10-28 beat 5.06 9.20 +81.8% -0.3% +0.2% +1.6%
2013-07-30 miss 4.52 3.62 -19.9% +0.1% +0.4% -1.6%
2013-04-29 beat 6.87 19.10 +178.0% +0.0% -0.9% -0.8%
2013-02-05 beat 1.72 11.79 +585.1% +0.4% +0.1% +2.2%
2012-10-30 beat 4.53 19.11 +321.4% +0.0% +0.1% -0.6%
2012-07-27 miss 5.00 3.92 -21.5% +0.2% -0.9% -4.2%
2012-04-27 beat 4.31 12.59 +192.4% +0.0% +1.5% +0.2%
2012-02-03 beat 3.50 16.54 +372.3% +1.4% +3.1% +1.9%
2011-10-28 miss 3.07 1.81 -41.1% -0.4% -1.4% -2.6%
2011-07-29 miss 3.06 1.51 -50.6% +0.0% +0.1% -4.3%
2011-04-29 miss -0.41 -3.51 -758.8% -0.2% -0.7% -1.7%
2011-02-04 beat 4.33 8.83 +103.8% -0.3% +1.1% +5.4%
2010-10-29 beat 3.23 6.01 +86.1% +0.7% +0.6% +2.3%
2010-07-30 miss 3.62 0.86 -76.2% -1.8% -3.6% -1.7%
2010-04-29 miss 5.01 -4.48 -189.5% +0.0% -2.4% -10.7%
2010-02-03 beat 6.33 8.80 +39.1% -0.8% -2.4% +0.9%
2009-10-30 beat 5.20 14.44 +177.7% +1.3% +0.8% +3.7%

Not investment advice.