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8-K XBRL

8-K

Company
WHITE MOUNTAINS INSURANCE GROUP LTD
Filed
May 25, 2023
Period of Report
May 25, 2023
Accession Number
0000776867-23-000009

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →