LA GRAND KENNETH L [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$21.12	$126.7k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$11.09	$66.5k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$19.34	$116k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$18.41	$110.5k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$14.76	$88.6k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	6k	$17.71	$106.3k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	12k	$18.04	$216.4k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Exercise	Non-Employee Director Stock Option Grant	12k	$15.93	$191.1k		02/07/2011
02/07/2011	GENTEX CORP	GNTX	Sale	COMMON STOCK	60k	$31.20	$1.9M		02/07/2011
05/13/2010	GENTEX CORP	GNTX	Grant	Non-Employee Director Stock Option Grant	6k	$21.12	$126.7k		05/13/2010
03/23/2010	GENTEX CORP	GNTX	Sale	COMMON STOCK	3.3k	$20.80	$68.6k	BY TRUST	03/22/2010
03/22/2010	GENTEX CORP	GNTX	Sale	COMMON STOCK	23.5k	$20.80	$488.9k	BY TRUST	03/22/2010
03/08/2010	GENTEX CORP	GNTX	Sale	COMMON STOCK	26k	$20.91	$543.7k	BY TRUST	03/05/2010
03/05/2010	GENTEX CORP	GNTX	Sale	COMMON STOCK	66k	$20.30	$1.3M	BY TRUST	03/05/2010
03/05/2010	GENTEX CORP	GNTX	Sale	COMMON STOCK	10k	$20.30	$203k	BY SPOUSE'S TRUST	03/05/2010