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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000776867-20-000016
Filing Date
2020-05-08
Accepted
2020-05-08 09:06:47
Documents
366
Period of Report
2020-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q wtm10-q3312020.htm   iXBRL 10-Q 4370592
2 EXHIBIT 10 wtm_q12020ex10.htm EX-10 993506
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5 EXHIBIT 32.1 wtmq12020ex321.htm EX-32.1 6961
6 EXHIBIT 32.2 wtmq12020ex322.htm EX-32.2 7167
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  Complete submission text file 0000776867-20-000016.txt   104495067

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wtm-20200331.xsd EX-101.SCH 104985
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wtm-20200331_cal.xml EX-101.CAL 106435
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wtm-20200331_def.xml EX-101.DEF 808062
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT wtm-20200331_lab.xml EX-101.LAB 1189453
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wtm-20200331_pre.xml EX-101.PRE 943283
295 EXTRACTED XBRL INSTANCE DOCUMENT wtm10-q3312020_htm.xml XML 4827009
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: 10-Q | Act: 34 | File No.: 001-08993 | Film No.: 20858945
SIC: 6331 Fire, Marine & Casualty Insurance