White Mountains Insurance Group Ltd

Fire, Marine & Casualty Insurance

NYSE.WTM

23 South Main Street, Suite 3b, Hanover, NH, 03755

Amount	Security	Market Value
122	COM	$206,937
2,723	Foreign Stock	$4,619
1,198	COM	$2,032,048
4,204	COM	$7,130,825
35,488	COM	$60,213,876
284	COM	$481,721
122	COM	$207,469
385	COM	$653
3,116	COM	$5,285,754
1,927	COM	$3,268,577
4,472	COM	$7,585,406
1,805	SHS	$3,062
4	Common Stock	$6,785
436	COM	$740
1,865	CMN	$3,163,413
134	COM	$227,291
5,766	COM	$9,781,332
324	COM	$549,569
884	COM	$1,500,108
1,118	COM	$1,896,352
50,497	COM	$86,287,423
2,117	COM	$3,590,855
924	COM	$1,567,289
34	FOREIGN EQUITIES	$57,670
5,046	COM	$8,559,025
1,031	COM	$1,748,782
82,366	COM	$139,708,380
317	COM	$537,695
4,804	COM	$8,149,416
61	Stock	$103,468
12	COM	$20,354
667	COM	$1,131,106
26	COM	$44
5,595	COM	$9,490,298
11,398	COM	$19,334
78	COM	$132
1,086	COM	$1,842
158	COM	$268,000
204	COM	$346,025
231	COM	$391,834
454	COM	$831,719
246,979	COM	$418,925,780
320	COM	$542,784
3	COM	$5,089
19	COM	$32,228
200	COM	$339,240
6,756	COM	$11,459,527
6,356	COM	$10,781,047
531	COM	$900,682
391	COM	$663,214

Amount	Security	Market Value
122	COM	$206,937
2,723	Foreign Stock	$4,619
1,198	COM	$2,032,048
4,204	COM	$7,130,825
35,488	COM	$60,213,876
284	COM	$481,721
122	COM	$207,469
385	COM	$653
3,116	COM	$5,285,754
1,927	COM	$3,268,577
4,472	COM	$7,585,406
1,805	SHS	$3,062
4	Common Stock	$6,785
436	COM	$740
1,865	CMN	$3,163,413
134	COM	$227,291
5,766	COM	$9,781,332
324	COM	$549,569
884	COM	$1,500,108
1,118	COM	$1,896,352
50,497	COM	$86,287,423
2,117	COM	$3,590,855
924	COM	$1,567,289
34	FOREIGN EQUITIES	$57,670
5,046	COM	$8,559,025
1,031	COM	$1,748,782
82,366	COM	$139,708,380
317	COM	$537,695
4,804	COM	$8,149,416
61	Stock	$103,468
12	COM	$20,354
667	COM	$1,131,106
26	COM	$44
5,595	COM	$9,490,298
11,398	COM	$19,334
78	COM	$132
1,086	COM	$1,842
158	COM	$268,000
204	COM	$346,025
231	COM	$391,834
454	COM	$831,719
246,979	COM	$418,925,780
320	COM	$542,784
3	COM	$5,089
19	COM	$32,228
200	COM	$339,240
6,756	COM	$11,459,527
6,356	COM	$10,781,047
531	COM	$900,682
391	COM	$663,214

Institutional Owners