White Mountains Insurance Group Ltd

D. E. Shaw & Co., Inc. WTM

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

8,593

Value ($000)

17,857

Weight

0.0%

2013 Q4 - 2025 Q4 (26 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	2/17/2026	17,857	0.0%	8,593	12/31/2025
2025 Q3	11/14/2025	4,199	0.0%	2,512	9/30/2025
2025 Q2	8/14/2025	4,374	0.0%	2,436	6/30/2025
2025 Q1	5/15/2025	4,541	0.0%	2,358	3/31/2025
2024 Q4	2/14/2025	5,289	0.0%	2,719	12/31/2024
2024 Q3	11/14/2024	5,496	0.0%	3,240	9/30/2024
2024 Q2	8/14/2024	6,543	0.0%	3,600	6/30/2024
2023 Q4	2/14/2024	6,097	0.0%	4,051	12/31/2023
2023 Q3	11/14/2023	5,610	0.0%	3,751	9/30/2023
2023 Q2	8/14/2023	6,397	0.0%	4,606	6/30/2023
2023 Q1	5/15/2023	6,896	0.0%	5,006	3/31/2023
2022 Q4	2/14/2023	6,939	0.0%	4,906	12/31/2022
2022 Q3	11/14/2022	5,844	0.0%	4,485	9/30/2022
2022 Q2	8/15/2022	5,604	0.0%	4,497	6/30/2022
2022 Q1	5/16/2022	486	0.0%	428	3/31/2022
2021 Q4	2/14/2022	434	0.0%	428	12/31/2021
2021 Q3	11/15/2021	720	0.0%	673	9/30/2021
2021 Q2	8/16/2021	491	0.0%	428	6/30/2021
2021 Q1	5/17/2021	477	0.0%	428	3/31/2021
2020 Q4	2/16/2021	428	0.0%	428	12/31/2020
2020 Q3	11/16/2020	333	0.0%	428	9/30/2020
2020 Q2	8/14/2020	380	0.0%	428	6/30/2020
2020 Q1	5/15/2020	389	0.0%	428	3/31/2020
2019 Q4	2/14/2020	589	0.0%	528	12/31/2019
2014 Q1	5/15/2014	1,546	0.0%	2,577	3/31/2014
2013 Q4	2/14/2014	3,387	0.0%	5,617	12/31/2013