White Mountains Insurance Group Ltd

DIMENSIONAL FUND ADVISORS LP WTM

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/12/2026

Shares

156,604

Value ($000)

325,428

Weight

0.1%

2013 Q4 - 2025 Q4 (28 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/12/2026	325,428	0.1%	156,604	12/31/2025
2025 Q3	11/12/2025	262,792	0.1%	157,217	9/30/2025
2025 Q2	8/12/2025	279,687	0.1%	155,753	6/30/2025
2025 Q1	5/13/2025	301,609	0.1%	156,617	3/31/2025
2024 Q4	2/13/2025	306,140	0.1%	157,395	12/31/2024
2024 Q3	11/7/2024	268,907	0.1%	158,534	9/30/2024
2024 Q2	8/9/2024	289,987	0.1%	159,561	6/30/2024
2024 Q1	5/10/2024	290,529	0.1%	161,918	3/31/2024
2023 Q4	2/7/2024	243,745	0.1%	161,957	12/31/2023
2023 Q3	11/9/2023	240,051	0.1%	160,493	9/30/2023
2023 Q2	8/9/2023	220,315	0.1%	158,625	6/30/2023
2023 Q1	5/12/2023	220,313	0.1%	159,938	3/31/2023
2022 Q4	2/9/2023	226,403	0.1%	160,079	12/31/2022
2022 Q3	11/10/2022	209,740	0.1%	160,965	9/30/2022
2022 Q2	8/12/2022	199,882	0.1%	160,404	6/30/2022
2022 Q1	5/13/2022	175,605	0.1%	154,553	3/31/2022
2021 Q4	2/9/2022	151,580	0.0%	149,502	12/31/2021
2021 Q3	11/12/2021	160,565	0.1%	150,113	9/30/2021
2021 Q2	8/12/2021	164,825	0.1%	143,572	6/30/2021
2021 Q1	5/14/2021	149,729	0.0%	134,298	3/31/2021
2020 Q4	3/8/2021	136,012	0.0%	135,923	12/31/2020
2020 Q3	11/12/2020	107,521	0.0%	138,026	9/30/2020
2020 Q2	8/13/2020	123,304	0.1%	138,862	6/30/2020
2020 Q1	5/14/2020	127,819	0.1%	140,461	3/31/2020
2019 Q4	2/14/2020	155,173	0.1%	139,104	12/31/2019
2014 Q2	8/8/2014	7,980	0.0%	13,116	6/30/2014
2014 Q1	5/14/2014	4,029	0.0%	6,716	3/31/2014
2013 Q4	2/12/2014	4,050	0.0%	6,716	12/31/2013