WT
WTM
White Mountains Insurance Group, Ltd.
2208.58
-0.16%
2026-10-28
52-week range
1863.60
2333.00
1-month+9.3%
3-month+4.2%
1-year+14.3%
3-year+54.2%
5-year+103.2%
vs 50-day+5.3%
vs 200-day+3.5%
Volatility19%
Beta0.08
$ vol/day$44M
ATH2333.00
From ATH-5.3%
Next report2026-11-05
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2026AprJulOct
bought sold · bigger dot, bigger trade · follows the chart’s range
| When | People | Size | Value | Price | |
|---|---|---|---|---|---|
| 10mo | sell | 2 | $20,500,000 | 2055.18 | |
| 10mo | sell | 1 | $338,004 | 2058.98 | |
| 2.9y | buy | 1 | $2,961,115 | 1463.06 | |
| 3.8y | sell | 1 | $137,184 | 1383.38 | |
| 4.1y | sell | 2 | $1,603,000 | 1294.47 | |
| 4.4y | sell | 1 | $127,094 | 1245.86 | |
| 5.7y | sell | 1 | $1,699,923 | 1167.72 |
2026AprJulOct
bought sold · bigger dot, bigger trade · follows the chart’s range
1 member · 1 buys / 0 sells · $50K–$100K disclosed · latest filing Jul 24, 2025 · full tracker ›
| When | Member | Size | Amount | Price then | |
|---|---|---|---|---|---|
| 1.4y | buy | $50K–$100K | 1780.92 |
Next report 2026-11-05 (Thursday, before open, in 7 days). It has finished the next session higher 53% of the time, average move 1.1%.
Day-after move, last 12 reports, oldest left.
| Reported | Est. | Actual | Surprise | Gap | Day 1 | Day 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% |
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
Not investment advice.
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