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White Mountains Insurance Group, Ltd. (WTM)
NYSE: WTM · Real-Time Price · USD
2,045.00
+4.06 (0.20%)
Dec 11, 2025, 1:21 PM EST - Market open

WTM Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 11, 20252,057.592,127.972,032.302,039.48--0.07%11,992
Dec 10, 20252,021.462,045.502,014.692,040.942,040.941.10%23,895
Dec 9, 20252,024.212,038.002,010.002,018.752,018.750.26%25,383
Dec 8, 20252,033.002,097.492,013.112,013.522,013.52-1.05%23,327
Dec 5, 20252,026.302,046.182,019.002,034.792,034.79-0.15%27,360
Dec 4, 20252,023.002,050.902,020.052,037.792,037.790.60%17,755
Dec 3, 20252,030.962,039.792,013.292,025.552,025.55-0.09%16,714
Dec 2, 20252,025.202,041.502,022.302,027.412,027.410.12%25,832
Dec 1, 20252,028.222,048.772,018.272,024.892,024.890.03%15,245
Nov 28, 20252,030.442,042.892,024.242,024.252,024.25-0.24%9,298
Nov 26, 20252,005.002,037.352,004.182,029.062,029.061.27%13,500
Nov 25, 20252,000.842,030.402,000.002,003.652,003.650.33%14,532
Nov 24, 20251,992.822,002.351,961.001,996.991,996.99-0.15%24,276
Nov 21, 20251,959.002,013.051,959.002,000.002,000.006.29%26,636
Nov 20, 20251,901.551,913.001,875.501,881.611,881.61-0.41%26,310
Nov 19, 20251,901.301,909.891,870.001,889.301,889.30-0.58%20,702
Nov 18, 20251,900.771,918.001,900.011,900.341,900.340.02%21,047
Nov 17, 20251,931.891,943.461,900.001,900.001,900.00-1.28%13,610
Nov 14, 20251,905.001,934.991,902.001,924.671,924.670.50%20,109
Nov 13, 20251,929.381,941.131,911.421,915.091,915.09-1.00%18,377
Nov 12, 20251,930.551,949.891,915.461,934.471,934.470.49%16,488
Nov 11, 20251,906.901,935.391,902.001,925.011,925.011.22%15,829
Nov 10, 20251,905.801,921.051,899.581,901.761,901.76-0.35%19,348
Nov 7, 20251,895.001,928.751,893.021,908.461,908.460.87%25,051
Nov 6, 20251,901.101,923.741,888.001,892.021,892.02-0.28%30,319
Nov 5, 20251,897.961,925.901,894.241,897.421,897.42-1.21%17,184
Nov 4, 20251,900.201,929.201,891.831,920.601,920.601.09%28,177
Nov 3, 20251,900.751,917.751,863.601,899.871,899.87-0.25%36,682
Oct 31, 20251,902.431,920.001,890.001,904.561,904.56-0.13%27,799
Oct 30, 20251,905.201,930.501,903.251,907.001,907.000.47%19,318
Oct 29, 20251,914.541,914.541,897.231,897.991,897.99-0.17%22,290
Oct 28, 20251,909.001,925.001,898.961,901.301,901.30-1.63%29,455
Oct 27, 20251,917.001,941.891,917.001,932.901,932.900.87%23,578
Oct 24, 20251,950.001,957.681,908.541,916.141,916.14-1.12%26,712
Oct 23, 20251,911.001,946.401,900.261,937.931,937.931.88%30,222
Oct 22, 20251,916.001,927.731,900.821,902.191,902.19-0.97%24,507
Oct 21, 20251,931.621,945.001,920.911,920.911,920.91-0.59%17,071
Oct 20, 20251,926.001,940.711,926.001,932.231,932.230.99%19,132
Oct 17, 20251,830.131,917.381,830.131,913.201,913.203.55%32,740
Oct 16, 20251,887.111,893.061,836.711,847.671,847.67-2.34%36,108
Oct 15, 20251,931.791,939.501,890.291,892.011,892.01-2.12%36,283
Oct 14, 20251,913.501,936.541,907.021,933.011,933.011.56%23,331
Oct 13, 20251,893.301,925.511,893.301,903.241,903.240.28%38,260
Oct 10, 20251,932.671,936.001,891.261,898.001,898.00-1.18%21,242
Oct 9, 20251,901.001,926.741,899.761,920.681,920.681.29%23,118
Oct 8, 20251,900.001,905.001,892.001,896.201,896.20-0.47%38,248
Oct 7, 20251,864.001,908.651,815.441,905.231,905.232.19%39,783
Oct 6, 20251,828.041,868.481,827.001,864.481,864.481.26%51,488
Oct 3, 20251,784.781,866.221,784.781,841.341,841.3410.62%88,802
Oct 2, 20251,651.141,678.881,650.001,664.561,664.560.85%28,856