# White Mountains Insurance Group Ltd: Form SC 13D/A, filed May 9, 2024

- Company: [White Mountains Insurance Group Ltd](/companies/wtm.md) (CIK 776867)
- Form: SC 13D/A
- Filed: 2024-05-09
- Accepted by EDGAR: May 9, 2024, 19:44 ET
- Period: not reported
- Accession: 0000950157-24-000731
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/776867/000095015724000731/sc13da.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/776867/000095015724000731/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/776867/000095015724000731/sc13da.htm

Filed May 9, 2024.
Source: SEC EDGAR, the filing index for accession 0000950157-24-000731. Last ingested by Listed: Nov 13, 2026, 16:34 ET. No prices; not investment advice.