# 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)

EIN.: 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