SCHEDULE IV-REINSURANCE

12 Months Ended

Dec. 31, 2017

SCHEDULE IV-REINSURANCE

SCHEDULE IV-REINSURANCE

RLI CORP. AND SUBSIDIARIES

SCHEDULE IV—REINSURANCE

Years ended December 31, 2017, 2016 and 2015

									Percentage
			Ceded to		Assumed				of amount
	Direct		other		from other		Net		assumed
(in thousands)	amount		companies		companies		amount		to net
2017
Casualty segment	$	536,085	$	86,190	$	28,708	$	478,603	6.0	%
Property segment		172,668		37,607		3,285		138,346	2.4	%
Surety segment		126,365		5,905		528		120,988	0.4	%
RLI Insurance Group premiums earned	$	835,118	$	129,702	$	32,521	$	737,937	4.4	%
2016
Casualty segment	$	528,691	$	89,635	$	15,787	$	454,843	3.5	%
Property segment		179,460		38,353		11,060		152,167	7.3	%
Surety segment		127,143		6,584		1,039		121,598	0.9	%
RLI Insurance Group premiums earned	$	835,294	$	134,572	$	27,886	$	728,608	3.8	%
2015
Casualty segment	$	484,435	$	84,311	$	12,124	$	412,248	2.9	%
Property segment		190,678		42,731		22,977		170,924	13.4	%
Surety segment		122,067		5,701		623		116,989	0.5	%
RLI Insurance Group premiums earned	$	797,180	$	132,743	$	35,724	$	700,161	5.1	%

See the accompanying report of independent registered public accounting firm on page 109 of this report.