GENTEX CORP — Director's Dealing 2008

May 6, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GENTEX CORP (GNTX)
CIK: 0000355811
Period of Report: 2008-05-05

Reporting Person: LANTING ARLYN J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-05-05	Common Stock	M	20000	$8.7344	Acquired	20000	Direct
2008-05-05	Common Stock	G	20000	$18.41	Disposed	0	Direct
2008-05-05	Common Stock	G	20000	$18.41	Acquired	353250	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-05-05	Non-Employee Director Stock Option Grant	$8.7344	M	20000	Disposed	2008-05-21	Common Stock (20000)	Direct

Footnotes

F1: 20,000 Shares transfered by the Reporting Person to the "Arlyn J. Lanting Trust"