5 DAY PERFORMANCE
-5.57%
1 MONTH PERFORMANCE
+6.14%
3 MONTH PERFORMANCE
+1.50%
6 MONTH PERFORMANCE
-0.38%
YEAR-TO-DATE PERFORMANCE
+3.15%
1 YEAR PERFORMANCE
+12.97%
White Mountains Insurance Group, Ltd. Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 11/05/2026 | $2,295.00 | $2,299.72 (0.21%) | $2,366.61 | $2,250.03 | 27.02 K | |
| 11/04/2026 | $2,198.80 | $2,376.30 (8.07%) | $2,378.94 | $2,198.80 | 24.54 K | $5.72 B |
| 11/03/2026 | $2,322.17 | $2,286.53 (-1.53%) | $2,349.36 | $2,275.28 | 37.22 K | $5.51 B |
| 11/02/2026 | $2,266.94 | $2,317.42 (2.23%) | $2,325.29 | $2,266.94 | 26.40 K | $5.58 B |
| 10/30/2026 | $2,256.44 | $2,269.99 (0.6%) | $2,274.72 | $2,241.20 | 20.56 K | $5.47 B |
| 10/29/2026 | $2,240.00 | $2,245.46 (0.24%) | $2,258.50 | $2,234.50 | 24.75 K | $5.41 B |
| 10/28/2026 | $2,212.00 | $2,208.58 (-0.15%) | $2,227.27 | $2,195.50 | 21.03 K | $5.32 B |
| 10/27/2026 | $2,218.22 | $2,212.20 (-0.27%) | $2,227.00 | $2,196.68 | 20.80 K | $5.33 B |
| 10/26/2026 | $2,228.06 | $2,227.34 (-0.03%) | $2,239.36 | $2,150.00 | 18.80 K | $5.36 B |
| 10/23/2026 | $2,236.73 | $2,225.24 (-0.51%) | $2,247.22 | $2,218.21 | 20.30 K | $5.36 B |
| 10/22/2026 | $2,220.10 | $2,247.52 (1.24%) | $2,252.42 | $2,200.36 | 22.87 K | $5.41 B |
| 10/21/2026 | $2,216.66 | $2,209.95 (-0.3%) | $2,224.78 | $2,162.00 | 29.70 K | $5.32 B |
| 10/20/2026 | $2,179.00 | $2,213.61 (1.59%) | $2,236.12 | $2,179.00 | 27.85 K | $5.33 B |
| 10/19/2026 | $2,147.10 | $2,167.12 (0.93%) | $2,177.63 | $2,147.10 | 17.00 K | $5.22 B |
| 10/16/2026 | $2,146.23 | $2,160.31 (0.66%) | $2,172.04 | $2,137.93 | 22.69 K | $5.20 B |
| 10/15/2026 | $2,124.97 | $2,143.73 (0.88%) | $2,152.25 | $2,109.00 | 31.48 K | $5.16 B |
| 10/14/2026 | $2,100.30 | $2,098.01 (-0.11%) | $2,106.61 | $2,069.25 | 19.69 K | $5.05 B |
| 10/13/2026 | $2,100.63 | $2,093.13 (-0.36%) | $2,101.50 | $2,079.04 | 16.55 K | $5.04 B |
| 10/12/2026 | $2,069.07 | $2,086.76 (0.85%) | $2,098.45 | $2,064.96 | 24.60 K | $5.02 B |
| 10/09/2026 | $2,059.07 | $2,060.63 (0.08%) | $2,066.63 | $2,046.41 | 20.20 K | $4.96 B |
| 10/08/2026 | $2,036.57 | $2,059.77 (1.14%) | $2,064.04 | $2,020.11 | 18.73 K | $4.96 B |
| 10/07/2026 | $2,064.01 | $2,031.50 (-1.58%) | $2,064.01 | $2,029.36 | 20.40 K | $4.89 B |
| 10/06/2026 | $2,015.64 | $2,037.25 (1.07%) | $2,038.78 | $2,008.99 | 18.80 K | $4.90 B |
| 10/05/2026 | $2,031.81 | $2,019.44 (-0.61%) | $2,046.09 | $2,019.44 | 20.40 K | $4.86 B |
| 10/02/2026 | $2,012.30 | $2,020.92 (0.43%) | $2,034.90 | $2,002.29 | 16.33 K | $4.87 B |
| 10/01/2026 | $1,999.98 | $2,013.04 (0.65%) | $2,023.86 | $1,999.22 | 14.24 K | $4.85 B |
| 09/30/2026 | $2,028.44 | $2,006.49 (-1.08%) | $2,028.44 | $1,997.13 | 15.72 K | $4.83 B |
| 09/29/2026 | $2,010.77 | $2,021.51 (0.53%) | $2,028.01 | $2,002.61 | 12.82 K | $4.87 B |
| 09/28/2026 | $2,035.50 | $2,014.97 (-1.01%) | $2,035.50 | $2,000.84 | 15.12 K | $4.85 B |
| 09/25/2026 | $2,047.99 | $2,028.62 (-0.95%) | $2,049.99 | $2,018.27 | 9.23 K | $4.88 B |
| 09/24/2026 | $2,056.01 | $2,029.33 (-1.3%) | $2,056.01 | $2,029.33 | 11.00 K | $4.89 B |
| 09/23/2026 | $2,049.76 | $2,032.01 (-0.87%) | $2,069.89 | $2,028.11 | 12.91 K | $4.89 B |
| 09/22/2026 | $2,056.85 | $2,053.64 (-0.16%) | $2,067.18 | $2,037.58 | 16.12 K | $4.94 B |
| 09/21/2026 | $2,062.78 | $2,056.85 (-0.29%) | $2,076.53 | $2,049.62 | 18.13 K | $4.95 B |
| 09/18/2026 | $2,052.91 | $2,061.30 (0.41%) | $2,084.14 | $2,029.15 | 39.11 K | $4.96 B |
| 09/17/2026 | $2,075.00 | $2,058.32 (-0.8%) | $2,088.29 | $2,039.97 | 23.70 K | $4.96 B |
| 09/16/2026 | $2,041.02 | $2,062.37 (1.05%) | $2,074.41 | $2,040.01 | 33.03 K | $4.97 B |
| 09/15/2026 | $2,057.63 | $2,045.94 (-0.57%) | $2,057.63 | $2,027.64 | 19.78 K | $4.93 B |
| 09/14/2026 | $2,068.77 | $2,057.00 (-0.57%) | $2,070.02 | $2,045.03 | 17.30 K | $4.95 B |
| 09/11/2026 | $2,086.68 | $2,053.15 (-1.61%) | $2,098.40 | $2,042.59 | 20.10 K | $4.94 B |
| 09/10/2026 | $2,062.20 | $2,075.99 (0.67%) | $2,084.13 | $2,043.14 | 30.10 K | $5.00 B |
| 09/09/2026 | $2,051.63 | $2,050.81 (-0.04%) | $2,055.70 | $2,037.00 | 16.40 K | $4.94 B |
| 09/08/2026 | $2,083.32 | $2,052.48 (-1.48%) | $2,091.42 | $2,050.01 | 27.10 K | $4.94 B |
| 09/04/2026 | $2,100.00 | $2,103.49 (0.17%) | $2,117.80 | $2,073.35 | 24.92 K | $5.06 B |
| 09/03/2026 | $2,115.00 | $2,112.23 (-0.13%) | $2,139.89 | $2,081.01 | 21.80 K | $5.09 B |
| 09/02/2026 | $2,099.03 | $2,104.75 (0.27%) | $2,129.10 | $2,088.33 | 20.10 K | $5.07 B |
| 09/01/2026 | $2,107.85 | $2,098.96 (-0.42%) | $2,125.76 | $2,093.43 | 22.11 K | $5.05 B |
| 08/31/2026 | $2,130.43 | $2,102.01 (-1.33%) | $2,135.00 | $2,093.55 | 21.81 K | $5.06 B |
| 08/28/2026 | $2,133.03 | $2,135.41 (0.11%) | $2,150.00 | $2,117.49 | 18.41 K | $5.14 B |
| 08/27/2026 | $2,125.01 | $2,127.57 (0.12%) | $2,145.00 | $2,105.61 | 23.50 K | $5.12 B |
| 08/26/2026 | $2,134.74 | $2,132.74 (-0.09%) | $2,165.00 | $2,126.92 | 16.14 K | $5.13 B |
| 08/25/2026 | $2,135.75 | $2,141.20 (0.26%) | $2,146.04 | $2,120.00 | 13.70 K | $5.16 B |
| 08/24/2026 | $2,100.08 | $2,132.30 (1.53%) | $2,146.50 | $2,100.08 | 19.60 K | $5.13 B |
| 08/21/2026 | $2,101.86 | $2,110.95 (0.43%) | $2,140.30 | $2,101.86 | 28.90 K | $5.08 B |
| 08/20/2026 | $2,123.90 | $2,117.70 (-0.29%) | $2,131.84 | $2,095.01 | 21.90 K | $5.10 B |
| 08/19/2026 | $2,130.79 | $2,129.20 (-0.07%) | $2,150.84 | $2,107.66 | 20.04 K | $5.13 B |
| 08/18/2026 | $2,125.49 | $2,145.46 (0.94%) | $2,157.70 | $2,090.00 | 22.60 K | $5.17 B |
| 08/17/2026 | $2,130.23 | $2,113.40 (-0.79%) | $2,145.48 | $2,107.78 | 17.25 K | $5.09 B |
| 08/14/2026 | $2,137.82 | $2,137.12 (-0.03%) | $2,145.00 | $2,121.09 | 14.31 K | $5.15 B |
| 08/13/2026 | $2,115.01 | $2,141.42 (1.25%) | $2,141.76 | $2,096.72 | 28.70 K | $5.16 B |
| 08/12/2026 | $2,134.01 | $2,119.46 (-0.68%) | $2,152.19 | $2,094.04 | 27.11 K | $5.10 B |
| 08/11/2026 | $2,112.16 | $2,112.01 (-0.01%) | $2,126.99 | $2,093.63 | 21.10 K | $5.08 B |
| 08/10/2026 | $2,148.61 | $2,109.68 (-1.81%) | $2,172.18 | $2,107.87 | 27.21 K | $5.08 B |
| 08/07/2026 | $2,132.00 | $2,149.44 (0.82%) | $2,168.31 | $2,112.60 | 30.20 K | $5.17 B |
| 08/06/2026 | $2,137.73 | $2,141.09 (0.16%) | $2,151.20 | $2,112.92 | 28.93 K | $5.15 B |
| 08/05/2026 | $2,136.50 | $2,111.91 (-1.15%) | $2,136.50 | $2,095.43 | 19.31 K | $5.08 B |
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