Spachman Alan R [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
11/10/2016	National Interstate CORP	NATL	Disposition	Common Shares ($0.01 par value)	1.9M	$32.00	$62M	BY TRUST	11/10/2016
10/02/2014	National Interstate CORP	NATL	Other (acquisition)	Common Shares ($0.01 par value)	113.5k	$0.00	$0	BY TRUST	10/02/2014
01/22/2014	National Interstate CORP	NATL	Other (acquisition)	Common Shares ($0.01 par value)	129.6k	$0.00	$0	BY TRUST	01/22/2014
11/18/2013	National Interstate CORP	NATL	Other (disposition)	Common Shares ($0.01 par value)	317.5k	$0.00	$0	BY TRUST	11/18/2013
09/25/2013	National Interstate CORP	NATL	Other (acquisition)	Common Shares ($0.01 par value)	94.1k	$0.00	$0	BY TRUST	09/25/2013
07/19/2013	National Interstate CORP	NATL	Other (acquisition)	Common Shares ($0.01 par value)	221.9k	$0.00	$0	BY TRUST	07/19/2013
11/22/2011	National Interstate CORP	NATL	Gift	Common Shares ($0.01 par value)	300k	$0.00	$0	By Trust	11/22/2011
06/28/2011	National Interstate CORP	NATL	Other (acquisition)	Common Shares ($0.01 par value)	164k	$0.00	$0	BY TRUST	06/28/2011
07/22/2010	National Interstate CORP	NATL	Gift	Common Shares ($0.01 par value)	320.5k	$20.78	$6.7M		07/22/2010
07/12/2010	National Interstate CORP	NATL	Gift	Common Shares ($0.01 par value)	320.5k	$0.00	$0		07/12/2010
02/04/2010	National Interstate CORP	NATL	Exercise	Option (Right to Buy)	16k	$13.50	$216k		02/04/2010