GENTEX CORP — Director's Dealing 2010

Dec 7, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GENTEX CORP (GNTX)
CIK: 0000355811
Period of Report: 2010-12-03

Reporting Person: SOMMA RANDE S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-03	Common Stock	M	6000	$17.71	Acquired	12013	Direct
2010-12-03	Common Stock	M	6000	$14.76	Acquired	18013	Direct
2010-12-03	Common Stock	M	6000	$18.41	Acquired	24013	Direct
2010-12-03	Common Stock	M	6000	$19.34	Acquired	30013	Direct
2010-12-03	Common Stock	M	6000	$11.09	Acquired	36013	Direct
2010-12-03	Common Stock	M	6000	$21.12	Acquired	42013	Direct
2010-12-03	Common Stock	S	42013	$25.0628	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-03	Employee Stock Option (Right to Buy)	$17.71	M	6000	Disposed	2015-05-12	Common Stock (6000)	Direct
2010-12-03	Employee Stock Option (Right to Buy)	$14.76	M	6000	Disposed	2016-05-11	Common Stock (6000)	Direct
2010-12-03	Employee Stock Option (Right to Buy)	$18.41	M	6000	Disposed	2017-05-10	Common Stock (6000)	Direct
2010-12-03	Employee Stock Option (Right to Buy)	$19.34	M	6000	Disposed	2018-05-15	Common Stock (6000)	Direct
2010-12-03	Employee Stock Option (Right to Buy)	$11.09	M	6000	Disposed	2019-05-14	Common Stock (6000)	Direct
2010-12-03	Employee Stock Option (Right to Buy)	$21.12	M	6000	Disposed	2020-05-13	Common Stock (6000)	Direct