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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000776867-20-000010
Filing Date
2020-03-23
Accepted
2020-03-23 08:42:10
Documents
14
Period of Report
2020-03-20
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K wtm-20200320.htm   iXBRL 8-K 34390
  Complete submission text file 0000776867-20-000010.txt   177833

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wtm-20200320.xsd EX-101.SCH 2649
3 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wtm-20200320_cal.xml EX-101.CAL 790
4 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wtm-20200320_def.xml EX-101.DEF 1754
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT wtm-20200320_lab.xml EX-101.LAB 23965
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wtm-20200320_pre.xml EX-101.PRE 12726
10 EXTRACTED XBRL INSTANCE DOCUMENT wtm-20200320_htm.xml XML 10991
Mailing Address 80 SOUTH MAIN STREET HANOVER NH 03755
Business Address 80 SOUTH MAIN ST HANOVER NH 03755 603 640 2200
WHITE MOUNTAINS INSURANCE GROUP LTD (Filer) CIK: 0000776867 (see all company filings)

IRS No.: 942708455 | State of Incorp.: D0 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-08993 | Film No.: 20733794
SIC: 6331 Fire, Marine & Casualty Insurance