White Mountains Insurance Group, Ltd. - WTM - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
January 13, 2026	2,054.63	2,057.99	2,057.99	2,085.71	2,028.9	15,911
January 12, 2026	2,040.62	2,060.84	2,060.84	2,075.73	2,028	13,888
January 09, 2026	2,071.72	2,048.45	2,048.45	2,095.72	2,043.51	16,539
January 08, 2026	2,063.51	2,074.49	2,074.49	2,083	2,017.85	22,725
January 07, 2026	2,040.43	2,059.54	2,059.54	2,068.06	2,010	16,137
January 06, 2026	2,008.04	2,047.31	2,047.31	2,056.1	2,003.97	31,205
January 05, 2026	2,036.76	2,062.86	2,062.86	2,072	2,032	17,438
January 02, 2026	2,083.56	2,041.9	2,041.9	2,089.5	2,027.27	23,317
December 31, 2025	2,081.94	2,078.03	2,078.03	2,099.42	2,069.19	14,100
December 30, 2025	2,076	2,078.62	2,078.62	2,143.25	2,070	14,219
December 29, 2025	2,069.53	2,075.53	2,075.53	2,081.29	2,057.93	11,718
December 26, 2025	2,092.86	2,062.34	2,062.34	2,110.43	2,054.89	15,842
December 24, 2025	2,091	2,088.05	2,088.05	2,100	2,070.95	7,675
December 23, 2025	2,082.94	2,090.9	2,090.9	2,115	2,078.06	22,400
December 22, 2025	2,026.2	2,083.14	2,083.14	2,097.13	2,015.1	23,378
December 19, 2025	2,038.15	2,042.02	2,042.02	2,048.02	2,038	20,500
December 18, 2025	2,062.94	2,040	2,040	2,098.8	2,036	19,413
December 17, 2025	2,049.66	2,046.65	2,046.65	2,053.16	2,037.6	21,800
December 16, 2025	2,068.58	2,045.31	2,045.67	2,092	2,027.93	25,238
December 15, 2025	2,059.62	2,068.17	2,068.17	2,072.22	2,051.5	21,800
December 12, 2025	2,043.85	2,054.51	2,054.51	2,054.85	2,035.44	13,719
December 11, 2025	2,057.59	2,044.87	2,044.87	2,127.97	2,032.3	30,522
December 10, 2025	2,021.46	2,040.94	2,040.94	2,045.5	2,014.69	23,900
December 09, 2025	2,024.21	2,018.75	2,018.75	2,038	2,010	25,400
December 08, 2025	2,033	2,013.52	2,013.52	2,097.49	2,013.11	23,327
December 05, 2025	2,026.3	2,034.79	2,034.79	2,046.18	2,019	27,400
December 04, 2025	2,023	2,036.6	2,036.6	2,050.9	2,020.05	15,800
December 03, 2025	2,030.96	2,025.55	2,025.55	2,039.79	2,013.29	16,714
December 02, 2025	2,025.2	2,027.41	2,027.41	2,041.5	2,022.3	25,833
December 01, 2025	2,028.22	2,024.89	2,024.89	2,048.77	2,018.27	15,245
November 28, 2025	2,030.44	2,024.25	2,024.25	2,042.89	2,023.45	9,320
November 26, 2025	2,005	2,029.06	2,029.06	2,037.35	2,004.18	13,500
November 25, 2025	2,000.84	2,003.65	2,003.65	2,030.4	2,000	14,532
November 24, 2025	1,992.82	1,996.99	1,996.99	2,002.35	1,961	24,563
November 21, 2025	1,959	2,000	2,000	2,013.05	1,959	26,636
November 20, 2025	1,901.55	1,881.61	1,881.61	1,913	1,875.5	26,310
November 19, 2025	1,901.3	1,889.3	1,889.3	1,909.89	1,870	20,702
November 18, 2025	1,900.77	1,900.34	1,900.34	1,918	1,900.01	21,047
November 17, 2025	1,931.89	1,900	1,900	1,943.46	1,900	13,610
November 14, 2025	1,905	1,924.67	1,924.67	1,934.99	1,902	20,109
November 13, 2025	1,929.38	1,915.09	1,915.09	1,941.13	1,911.42	18,400
November 12, 2025	1,930.55	1,934.47	1,934.47	1,949.89	1,915.46	16,500
November 11, 2025	1,906.9	1,925.01	1,925.01	1,935.39	1,902	15,829
November 10, 2025	1,905.8	1,901.76	1,901.76	1,921.05	1,899.58	19,348
November 07, 2025	1,895	1,908.46	1,906.69	1,928.75	1,895	22,320
November 06, 2025	1,901.1	1,892.02	1,892.02	1,923.74	1,888	30,319
November 05, 2025	1,897.96	1,897.42	1,897.42	1,925.9	1,894.24	17,200
November 04, 2025	1,900.2	1,920.6	1,920.6	1,929.2	1,891.83	28,200
November 03, 2025	1,900.75	1,899.87	1,899.87	1,917.75	1,863.6	36,700
October 31, 2025	1,902.43	1,904.56	1,904.56	1,920	1,890	27,800
October 30, 2025	1,905.2	1,907	1,907	1,930.5	1,903.25	19,318
October 29, 2025	1,914.54	1,897.99	1,897.99	1,914.54	1,897.23	22,300
October 28, 2025	1,909	1,901.3	1,901.3	1,925	1,898.96	29,500
October 27, 2025	1,917	1,932.9	1,932.9	1,941.89	1,917	23,600
October 24, 2025	1,950	1,916.14	1,916.14	1,957.68	1,908.54	26,712
October 23, 2025	1,911	1,937.93	1,937.93	1,946.4	1,900.26	30,222
October 22, 2025	1,916	1,902.19	1,902.19	1,927.73	1,900.82	24,507
October 21, 2025	1,931.62	1,920.91	1,920.91	1,945	1,920.91	17,100
October 20, 2025	1,926	1,932.23	1,932.23	1,940.71	1,926	19,132
October 17, 2025	1,830.13	1,913.2	1,913.2	1,917.38	1,830.13	32,643

White Mountains Insurance Group, Ltd. (WTM) NYSE