8-K//Current report
WHITE MOUNTAINS INSURANCE GROUP LTD 8-K
Accession 0001628280-25-055702
$WTMCIK 0000776867operating
Filed
Dec 7, 7:00 PM ET
Accepted
Dec 8, 8:10 AM ET
Size
526.4 KB
Accession
0001628280-25-055702
Documents
- 8-Kwtm-20251205.htmPrimary
8-K
- EX-99.1wtmex991.htm
EX-99.1
- EX-99.2wtmexhibit992.htm
EX-99.2
- EX-101.SCHwtm-20251205.xsd
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
- EX-101.LABwtm-20251205_lab.xml
XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
- EX-101.PREwtm-20251205_pre.xml
XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
- GRAPHICimage1.jpg
- XMLR1.htm
IDEA: XBRL DOCUMENT
- XMLShow.js
IDEA: XBRL DOCUMENT
- XMLreport.css
IDEA: XBRL DOCUMENT
- XMLFilingSummary.xml
IDEA: XBRL DOCUMENT
- JSONMetaLinks.json
IDEA: XBRL DOCUMENT
- ZIP0001628280-25-055702-xbrl.zip
IDEA: XBRL DOCUMENT
- XMLwtm-20251205_htm.xml
IDEA: XBRL DOCUMENT
Issuer
WHITE MOUNTAINS INSURANCE GROUP LTD
CIK 0000776867
Entity typeoperating
IncorporatedBermuda
Related Parties
1- filerCIK 0000776867
Filing Metadata
- Form type
- 8-K
- Filed
- Dec 7, 7:00 PM ET
- Accepted
- Dec 8, 8:10 AM ET
- Size
- 526.4 KB