Gonzales Arthur J [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
11/10/2016	National Interstate CORP	NATL	Disposition	Common Shares ($.01 par value)	5.3k	$32.00	$170.6k	11/10/2016
11/10/2016	National Interstate CORP	NATL	Disposition	Option (Right to Buy)	40k	$22.95	$918k	11/10/2016
02/25/2016	National Interstate CORP	NATL	Grant	Common Shares ($.01 par value)	2.2k	$0.00	$0	02/25/2016
02/19/2015	National Interstate CORP	NATL	Grant	Common Shares ($.01 par value)	1.3k	$0.00	$0	02/19/2015
02/27/2014	National Interstate CORP	NATL	Grant	Common Shares ($0.01 par value)	1.7k	$0.00	$0	02/27/2014