SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000776867-19-000015
Filing Date
2019-05-06
Accepted
2019-05-06 09:33:53
Documents
180
Period of Report
2019-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q wtm10-q33119.htm   iXBRL 10-Q 3972827
2 EXHIBIT 10.1 wtm10-q33119exhibit101.htm EX-10.1 9283
3 EXHIBIT 10.2 wtm10q33119exhibit10_2.htm EX-10.2 93886
4 EXHIBIT 10.3 wtm10q33119exhibit10_3.htm EX-10.3 87359
5 EXHIBIT 31.1 wtm10-q33119ex311.htm EX-31.1 10851
6 EXHIBIT 31.2 wtm10-q33119ex312.htm EX-31.2 10848
7 EXHIBIT 32.1 wtm10-q33119ex321.htm EX-32.1 7077
8 EXHIBIT 32.2 wtm10-q33119ex322.htm EX-32.2 7159
14 wtm10q33119exhibit10_2001.jpg GRAPHIC 262348
15 wtm10q33119exhibit10_2002.jpg GRAPHIC 274538
16 wtm10q33119exhibit10_2003.jpg GRAPHIC 312340
17 wtm10q33119exhibit10_2004.jpg GRAPHIC 285377
18 wtm10q33119exhibit10_2005.jpg GRAPHIC 130300
19 wtm10q33119exhibit10_2006.jpg GRAPHIC 81970
20 wtm10q33119exhibit10_2007.jpg GRAPHIC 35640
21 wtm10q33119exhibit10_2008.jpg GRAPHIC 35707
22 wtm10q33119exhibit10_2009.jpg GRAPHIC 37869
23 wtm10q33119exhibit10_2010.jpg GRAPHIC 41746
24 wtm10q33119exhibit10_2011.jpg GRAPHIC 38057
25 wtm10q33119exhibit10_2012.jpg GRAPHIC 35402
26 wtm10q33119exhibit10_2013.jpg GRAPHIC 35678
27 wtm10q33119exhibit10_2014.jpg GRAPHIC 38021
28 wtm10q33119exhibit10_2015.jpg GRAPHIC 38180
29 wtm10q33119exhibit10_2016.jpg GRAPHIC 37782
30 wtm10q33119exhibit10_2017.jpg GRAPHIC 37228
31 wtm10q33119exhibit10_2018.jpg GRAPHIC 43570
32 wtm10q33119exhibit10_2019.jpg GRAPHIC 36357
33 wtm10q33119exhibit10_2020.jpg GRAPHIC 41458
34 wtm10q33119exhibit10_2021.jpg GRAPHIC 37027
35 wtm10q33119exhibit10_2022.jpg GRAPHIC 36256
36 wtm10q33119exhibit10_2023.jpg GRAPHIC 36763
37 wtm10q33119exhibit10_2024.jpg GRAPHIC 40630
38 wtm10q33119exhibit10_2025.jpg GRAPHIC 37811
39 wtm10q33119exhibit10_2026.jpg GRAPHIC 121415
40 wtm10q33119exhibit10_2027.jpg GRAPHIC 28222
41 wtm10q33119exhibit10_2028.jpg GRAPHIC 64528
42 wtm10q33119exhibit10_2029.jpg GRAPHIC 256010
43 wtm10q33119exhibit10_2030.jpg GRAPHIC 272304
44 wtm10q33119exhibit10_2031.jpg GRAPHIC 217241
45 wtm10q33119exhibit10_2032.jpg GRAPHIC 243766
46 wtm10q33119exhibit10_2033.jpg GRAPHIC 211313
47 wtm10q33119exhibit10_2034.jpg GRAPHIC 191658
48 wtm10q33119exhibit10_2035.jpg GRAPHIC 213550
49 wtm10q33119exhibit10_2036.jpg GRAPHIC 284470
50 wtm10q33119exhibit10_2037.jpg GRAPHIC 276833
51 wtm10q33119exhibit10_2038.jpg GRAPHIC 271010
52 wtm10q33119exhibit10_2039.jpg GRAPHIC 218848
53 wtm10q33119exhibit10_2040.jpg GRAPHIC 312638
54 wtm10q33119exhibit10_2041.jpg GRAPHIC 298002
55 wtm10q33119exhibit10_2042.jpg GRAPHIC 302664
56 wtm10q33119exhibit10_2043.jpg GRAPHIC 215739
57 wtm10q33119exhibit10_3001.jpg GRAPHIC 247222
58 wtm10q33119exhibit10_3002.jpg GRAPHIC 278206
59 wtm10q33119exhibit10_3003.jpg GRAPHIC 305041
60 wtm10q33119exhibit10_3004.jpg GRAPHIC 288382
61 wtm10q33119exhibit10_3005.jpg GRAPHIC 142513
62 wtm10q33119exhibit10_3006.jpg GRAPHIC 84027
63 wtm10q33119exhibit10_3007.jpg GRAPHIC 37649
64 wtm10q33119exhibit10_3008.jpg GRAPHIC 95137
65 wtm10q33119exhibit10_3009.jpg GRAPHIC 94911
66 wtm10q33119exhibit10_3010.jpg GRAPHIC 84453
67 wtm10q33119exhibit10_3011.jpg GRAPHIC 39447
68 wtm10q33119exhibit10_3012.jpg GRAPHIC 132331
69 wtm10q33119exhibit10_3013.jpg GRAPHIC 28201
70 wtm10q33119exhibit10_3014.jpg GRAPHIC 60991
71 wtm10q33119exhibit10_3015.jpg GRAPHIC 238698
72 wtm10q33119exhibit10_3016.jpg GRAPHIC 265498
73 wtm10q33119exhibit10_3017.jpg GRAPHIC 271660
74 wtm10q33119exhibit10_3018.jpg GRAPHIC 224892
75 wtm10q33119exhibit10_3019.jpg GRAPHIC 208749
76 wtm10q33119exhibit10_3020.jpg GRAPHIC 291267
77 wtm10q33119exhibit10_3021.jpg GRAPHIC 251527
78 wtm10q33119exhibit10_3022.jpg GRAPHIC 259210
79 wtm10q33119exhibit10_3023.jpg GRAPHIC 212828
80 wtm10q33119exhibit10_3024.jpg GRAPHIC 206996
81 wtm10q33119exhibit10_3025.jpg GRAPHIC 297430
82 wtm10q33119exhibit10_3026.jpg GRAPHIC 329207
83 wtm10q33119exhibit10_3027.jpg GRAPHIC 296330
84 wtm10q33119exhibit10_3028.jpg GRAPHIC 277567
  Complete submission text file 0000776867-19-000015.txt   34539209

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wtm-20190331.xsd EX-101.SCH 99659
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wtm-20190331_cal.xml EX-101.CAL 120621
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wtm-20190331_def.xml EX-101.DEF 717712
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT wtm-20190331_lab.xml EX-101.LAB 1084893
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wtm-20190331_pre.xml EX-101.PRE 854795
85 EXTRACTED XBRL INSTANCE DOCUMENT wtm10-q33119_htm.xml XML 4378623
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.: 19798229
SIC: 6331 Fire, Marine & Casualty Insurance