8-K//Current report
WHITE MOUNTAINS INSURANCE GROUP LTD 8-K
Accession 0001628280-25-049888
$WTMCIK 0000776867operating
Filed
Nov 5, 7:00 PM ET
Accepted
Nov 6, 8:18 AM ET
Size
1.4 MB
Accession
0001628280-25-049888
Documents
- 8-Kwtm-20251106.htmPrimary
8-K
- EX-99.1wtmq32025earningsrelease.htm
EX-99.1
- EX-101.SCHwtm-20251106.xsd
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
- EX-101.LABwtm-20251106_lab.xml
XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
- EX-101.PREwtm-20251106_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
- ZIP0001628280-25-049888-xbrl.zip
IDEA: XBRL DOCUMENT
- XMLwtm-20251106_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
- Nov 5, 7:00 PM ET
- Accepted
- Nov 6, 8:18 AM ET
- Size
- 1.4 MB