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

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
September 09, 2025	1,767.16	1,794.69	1,794.69	1,800.06	1,762.71	82,213
September 08, 2025	1,785	1,767.16	1,767.16	1,800	1,748.41	30,900
September 05, 2025	1,797.67	1,796.03	1,796.03	1,816	1,792	20,905
September 04, 2025	1,772.52	1,800.51	1,800.51	1,800.51	1,767.15	26,917
September 03, 2025	1,795	1,772.52	1,772.52	1,819.69	1,763.92	33,014
September 02, 2025	1,815	1,836.59	1,836.59	1,842.08	1,804	23,837
August 29, 2025	1,837	1,830.18	1,830.18	1,839.31	1,830.18	20,502
August 28, 2025	1,825	1,825.39	1,825.39	1,850	1,822	25,034
August 27, 2025	1,838.14	1,845.42	1,845.42	1,850.82	1,824.3	37,200
August 26, 2025	1,810	1,835.69	1,835.69	1,836.21	1,810	27,026
August 25, 2025	1,830	1,828.05	1,828.05	1,840	1,809.9	24,400
August 22, 2025	1,856	1,863.22	1,863.22	1,868.36	1,848.37	24,100
August 21, 2025	1,832.31	1,841.41	1,841.41	1,847.39	1,831	20,400
August 20, 2025	1,809	1,836.89	1,836.89	1,841.21	1,809	26,023
August 19, 2025	1,777.38	1,813.09	1,813.09	1,813.53	1,777.38	28,600
August 18, 2025	1,775	1,763.47	1,763.47	1,779.02	1,758.68	32,800
August 15, 2025	1,838	1,769.6	1,769.6	1,848.31	1,762.71	41,912
August 14, 2025	1,865	1,844.34	1,844.34	1,867.47	1,840	30,109
August 13, 2025	1,837.55	1,869.81	1,869.81	1,880.11	1,819	21,933
August 12, 2025	1,786.79	1,824.59	1,824.59	1,828.03	1,779	29,600
August 11, 2025	1,746	1,783.51	1,783.51	1,791.18	1,744	37,429
August 08, 2025	1,759	1,751.62	1,751.62	1,789	1,750.21	24,400
August 07, 2025	1,770.11	1,750.35	1,754.49	1,776.92	1,747.6	46,974
August 06, 2025	1,774.96	1,782.71	1,782.71	1,795.47	1,756	32,014
August 05, 2025	1,779.43	1,785.01	1,785.01	1,788.3	1,777.24	21,222
August 04, 2025	1,777.87	1,774.5	1,774.5	1,790	1,774.15	22,713
August 01, 2025	1,779.93	1,774.87	1,774.87	1,779.93	1,762	16,900
July 31, 2025	1,790	1,787.8	1,787.8	1,796.8	1,780.57	16,119
July 30, 2025	1,796	1,778.73	1,778.73	1,801	1,773.2	15,594
July 29, 2025	1,796.9	1,796.89	1,796.89	1,796.9	1,785.53	12,100
July 28, 2025	1,780	1,789.56	1,789.56	1,789.56	1,780	13,700
July 25, 2025	1,785.1	1,789.58	1,789.58	1,794	1,782.94	12,100
July 24, 2025	1,785.39	1,777.88	1,777.88	1,785.39	1,777.88	15,700
July 23, 2025	1,789.1	1,788.21	1,788.21	1,789.1	1,780.52	13,900
July 22, 2025	1,770.5	1,791.35	1,791.35	1,799.44	1,770.5	21,041
July 21, 2025	1,820	1,778.74	1,778.74	1,820	1,776.21	16,800
July 18, 2025	1,819.5	1,816.2	1,816.2	1,824.8	1,801.67	26,946
July 17, 2025	1,774	1,812	1,812	1,812	1,774	28,534
July 16, 2025	1,800	1,778	1,778	1,820.75	1,778	34,328
July 15, 2025	1,823	1,793.11	1,793.11	1,823	1,793.11	25,200
July 14, 2025	1,809.7	1,830.85	1,830.85	1,831.19	1,805.1	24,900
July 11, 2025	1,787.76	1,801.74	1,801.74	1,801.74	1,787	22,435
July 10, 2025	1,803	1,796.69	1,796.69	1,807.94	1,788.14	45,300
July 09, 2025	1,820.71	1,803.82	1,803.82	1,820.71	1,798.76	28,739
July 08, 2025	1,794.03	1,798.47	1,798.47	1,815	1,793.88	51,100
July 07, 2025	1,788.3	1,784.75	1,784.75	1,802	1,781.59	43,600
July 03, 2025	1,756.4	1,785.3	1,785.3	1,788.9	1,756.4	30,626
July 02, 2025	1,762	1,750	1,750	1,762	1,750	24,823
July 01, 2025	1,794.37	1,790.01	1,790.01	1,805.24	1,790.01	20,800
June 30, 2025	1,786.5	1,795.72	1,795.72	1,805.57	1,785.42	25,300
June 27, 2025	1,815	1,783.93	1,783.93	1,817.5	1,763.82	27,045
June 26, 2025	1,755.74	1,800.77	1,800.77	1,806.44	1,755.74	30,849
June 25, 2025	1,755.2	1,751.37	1,751.37	1,766	1,749.89	26,700
June 24, 2025	1,774	1,771.14	1,771.14	1,781.17	1,767.18	17,000
June 23, 2025	1,766.79	1,781.73	1,781.73	1,786.27	1,745.25	19,700
June 20, 2025	1,751.28	1,746.39	1,746.39	1,770.71	1,741.28	26,413
June 18, 2025	1,770	1,750.45	1,750.45	1,772.04	1,750.08	17,041
June 17, 2025	1,772.82	1,749.44	1,749.44	1,772.82	1,749.44	16,500
June 16, 2025	1,781	1,762.25	1,762.25	1,784	1,762.01	16,225
June 13, 2025	1,749	1,784.26	1,784.26	1,784.26	1,749	16,900

White Mountains Insurance Group, Ltd. (WTM) NYSE