Reinsurance

12 Months Ended

Dec. 31, 2016

Reinsurance

Schedule IV – Reinsurance

ALLEGHANY CORPORATION AND SUBSIDIARIES

Year ended December 31,

Year	Line of Business	Gross Amount		Ceded to Other Companies		Assumed from Other Companies		Net Amount		Percentage of Amount Assumed to Net
	($ in millions)
2016	Property and casualty	$	1,871.1	$	729.2	$	3,833.9	$	4,975.8	77.1%
2015	Property and casualty	$	1,515.9	$	688.9	$	3,403.3	$	4,230.3	80.5%
2014	Property and casualty	$	1,517.0	$	646.9	$	3,540.5	$	4,410.6	80.3%