Company	Berkshire Hathaway Inc. (BRK-A)	White Mountains Insurance Group Ltd. (WTM)	W.R. Berkley Corp. (WRB)	Loews Corp. (L)	American International Group Inc. (AIG)	HCC Insurance Holdings Inc. (HCC)
Number of Guru Holders	12	3	2	3	1	2
Combined Weightings (%)	57.96	2.25	2.12	1.44	0.41	1.15
Number of Guru Buys:Sells (3 months)	0 : 0	0 : 0	0 : 0	0 : 0	0 : 0	0 : 0
Number of Guru Buys:Sells (6 months)	0 : 0	0 : 0	0 : 0	0 : 0	0 : 0	0 : 0
Number of Guru Buys:Sells (12 months)	3 : 4	1 : 6	3 : 7	2 : 5	11 : 19	3 : 0
Number of Insider Buys (3 months)	0	0	0	0	0	0
Industry	Property & Casualty Insurance	Property & Casualty Insurance	Property & Casualty Insurance	Property & Casualty Insurance	Full Line Insurance	Property & Casualty Insurance
Price ($)	88,150	195.14	23.91	25.32	1.46	25.03
Market Value ($mil)	95,995	1,728	3,863	11,018	3,929	2,843
Revenue ($mil)	107,786	2,956	4,773	14,178	53,295	2,279
P/E	17.40	237.90	8.10	9.50	0	8.70
P/S	0.90	0.60	0.80	0.90	0.30	1.30
P/B	0.90	0.70	1.20	0.90	0.10	1
Yield (%)	0	0.50	1	1	0	2
Payout	0	4.88	0.08	0.09	0	0.17
ROA (%)	1.80	0.03	3.11	1.95	-5.23	3.97
ROE (%)	4.28	0.13	16.01	9.12	-73.92	12.88
Operating Margin (%)	4.63	0.18	10.75	10.12	-32.50	14.51
Net Margin (%)	4.63	-18.79	5.89	31.95	-80.54	13.37
Debt to Equity (%)	0	47	34	62	366	0
10-Year Rvn. Growth (%)	27.60	23.50	12.60	-0.10	14.40	19.50
10-Year Earning Growth (%)	25.70	0	0	0	8.80	20.30
5-Year Rvn. Growth (%)	21.70	1.70	11.30	5	8.40	20.70
5-Year Earning Growth (%)	20	9.40	23.10	0	-3.80	25.90
1-Year Rvn. Growth (%)	-2.90	-8.50	3.60	-3.90		-4.40
1-Year Earning Growth (%)	-42.80	0	-11.10	85.50		-15.50