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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-11-058632
Filing Date
2011-10-28
Accepted
2011-10-28 08:40:32
Documents
12
Period of Report
2011-09-30

Document Format Files

Seq Description Document Type Size
1 10-Q a11-25025_110q.htm 10-Q 3228114
2 EX-10.1 a11-25025_1ex10d1.htm EX-10.1 1191624
3 EX-31.1 a11-25025_1ex31d1.htm EX-31.1 11269
4 EX-31.2 a11-25025_1ex31d2.htm EX-31.2 10457
5 EX-32.1 a11-25025_1ex32d1.htm EX-32.1 6745
6 EX-32.2 a11-25025_1ex32d2.htm EX-32.2 6769
  Complete submission text file 0001104659-11-058632.txt   29431633

Data Files

Seq Description Document Type Size
7 XBRL INSTANCE DOCUMENT wtm-20110930.xml EX-101.INS 6141915
8 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wtm-20110930.xsd EX-101.SCH 165667
9 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wtm-20110930_cal.xml EX-101.CAL 108542
10 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT wtm-20110930_lab.xml EX-101.LAB 1907825
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wtm-20110930_pre.xml EX-101.PRE 973192
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wtm-20110930_def.xml EX-101.DEF 781769
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.: 111163449
SIC: 6331 Fire, Marine & Casualty Insurance