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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-12-029417
Filing Date
2012-04-27
Accepted
2012-04-27 08:32:56
Documents
11
Period of Report
2012-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q a12-8024_110q.htm 10-Q 2715636
2 EX-31.1 a12-8024_1ex31d1.htm EX-31.1 9326
3 EX-31.2 a12-8024_1ex31d2.htm EX-31.2 9517
4 EX-32.1 a12-8024_1ex32d1.htm EX-32.1 5302
5 EX-32.2 a12-8024_1ex32d2.htm EX-32.2 5476
  Complete submission text file 0001104659-12-029417.txt   28327940

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE DOCUMENT wtm-20120331.xml EX-101.INS 5004165
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wtm-20120331.xsd EX-101.SCH 304954
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wtm-20120331_cal.xml EX-101.CAL 124817
9 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT wtm-20120331_lab.xml EX-101.LAB 3878206
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wtm-20120331_pre.xml EX-101.PRE 1709578
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wtm-20120331_def.xml EX-101.DEF 1260971
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.: 12785541
SIC: 6331 Fire, Marine & Casualty Insurance