WHITE MOUNTAINS INSURANCE GROUP LTD
SEC Filing List
WTM CIK: 0000776867
| Form | Description | Owner/Filer | Filing Agent | Date | Actions |
|---|---|---|---|---|---|
| 11-K | Annual report of employee stock purchase... | White Mountains Insurance Group Ltd | Workiva Inc. Wdesk FA01 /fa | 06/30/2026 | |
| 8-K | Current report filing | White Mountains Insurance Group Ltd | Workiva Inc. Wdesk FA01 /fa | 06/05/2026 | |
| 3 | Initial statement of beneficial ownershi... | Chu John | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Hicks Weston M | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Chu John | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Carlson Peter M | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Gelston Philip A | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Shank Suzanne F. | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Choksi Mary C | White Mountains Insurance Group Ltd | 05/22/2026 | |
| 4 | Statement of changes in beneficial owner... | Dillon Margaret | White Mountains Insurance Group Ltd | 05/22/2026 | |
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