GNTX

Gentex Corp

Insider trading activity for Gentex Corp, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

-$631.5K

net selling

Bought(0 · 0 insiders): $0
Sold(4 · 4 insiders): $631.5K

Past 12 months

-$2.8M

net selling

Bought(0 · 0 insiders): $0
Sold(13 · 9 insiders): $2.8M

Transaction history

The 59 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
May 21	Pink Billy	Director	AGRANT	5,626	—	—	+58.0%	Open the original filing on SEC.gov
May 21	Zang Ling	Director	AGRANT	5,626	—	—	+18.8%	Open the original filing on SEC.gov
May 21	Starkoff Kathleen	Director	AGRANT	5,626	—	—	+18.1%	Open the original filing on SEC.gov
May 21	Schaum Richard O	Director	AGRANT	5,626	—	—	+6.9%	Open the original filing on SEC.gov
May 21	Walker Brian C	Director	AGRANT	5,626	—	—	+23.2%	Open the original filing on SEC.gov
May 21	Kennedy John C	Director	AGRANT	5,626	—	—	—	Open the original filing on SEC.gov
May 21	Deur Garth	Director	AGRANT	5,626	—	—	+39.0%	Open the original filing on SEC.gov
May 21	Brown Leslie L	Director	AGRANT	5,626	—	—	+15.5%	Open the original filing on SEC.gov
May 15	Walker Brian C	Director	SSELL	5,939	$22.98	$136.4K	-19.7%	Open the original filing on SEC.gov
May 15	Anderson Joseph B Jr	Director	SSELL	5,939	$22.98	$136.4K	-100.0%	Open the original filing on SEC.gov
May 5	Brown Leslie L	Director	MEXER◆	7,000	—	—	—	Open the original filing on SEC.gov
May 5	Brown Leslie L	Director	MEXER◆	7,000	—	—	—	Open the original filing on SEC.gov
May 5	Brown Leslie L	Director	SSELL	10,782	$22.85	$246.3K	-22.9%	Open the original filing on SEC.gov
May 5	Brown Leslie L	Director	MEXER	7,000	$18.70	$130.9K	+17.4%	Open the original filing on SEC.gov
May 5	Brown Leslie L	Director	MEXER	7,000	$15.74	$110.2K	+21.1%	Open the original filing on SEC.gov
Apr 30	Schaum Richard O	Director	MEXER◆	7,000	—	—	—	Open the original filing on SEC.gov
Apr 30	Schaum Richard O	Director	SSELL	4,815	$23.31	$112.2K	-5.6%	Open the original filing on SEC.gov
Apr 30	Schaum Richard O	Director	MEXER	7,000	$15.74	$110.2K	+8.8%	Open the original filing on SEC.gov
Feb 19	Ryan Scott P	General Counsel	AGRANT	11,000	—	—	+24.8%	Open the original filing on SEC.gov
Feb 19	Nash Kevin C	Chief Financial Officer	AGRANT	13,880	—	—	+23.4%	Open the original filing on SEC.gov
Feb 19	Downing Steven R	President and CEO	AGRANT	43,492	—	—	+20.5%	Open the original filing on SEC.gov
Feb 19	Chiodo Matthew	Vice President of Sales	AGRANT	12,047	—	—	+34.3%	Open the original filing on SEC.gov
Feb 19	Boehm Neil	Chief Technology Officer	AGRANT	14,953	—	—	+25.4%	Open the original filing on SEC.gov
Feb 17	Ryan Scott P	General Counsel	SSELL	1,879	$24.73	$46.5K	-4.1%	Open the original filing on SEC.gov
Feb 17	Ryan Scott P	General Counsel	SSELL	7,145	$24.73	$176.7K	-13.4%	Open the original filing on SEC.gov
Feb 17	Ryan Scott P	General Counsel	FTAX	2,907	$24.89	$72.4K	-5.2%	Open the original filing on SEC.gov
Feb 17	Ryan Scott P	General Counsel	FTAX	11,492	$24.89	$286K	-17.0%	Open the original filing on SEC.gov
Feb 17	Ryan Scott P	General Counsel	AGRANT	25,782	—	—	+61.5%	Open the original filing on SEC.gov
Feb 17	Nash Kevin C	Chief Financial Officer	SSELL	5,568	$24.98	$139.1K	-8.6%	Open the original filing on SEC.gov
Feb 17	Nash Kevin C	Chief Financial Officer	SSELL	6,317	$24.98	$157.8K	-8.9%	Open the original filing on SEC.gov
Feb 17	Nash Kevin C	Chief Financial Officer	FTAX	4,306	$24.89	$107.2K	-5.7%	Open the original filing on SEC.gov
Feb 17	Nash Kevin C	Chief Financial Officer	FTAX	16,864	$24.89	$419.7K	-18.2%	Open the original filing on SEC.gov
Feb 17	Nash Kevin C	Chief Financial Officer	AGRANT	38,181	—	—	+70.3%	Open the original filing on SEC.gov
Feb 17	Downing Steven R	President and CEO	SSELL	35,000	$24.75	$866.1K	-14.2%	Open the original filing on SEC.gov
Feb 17	Downing Steven R	President and CEO	FTAX	14,018	$24.89	$348.9K	-5.4%	Open the original filing on SEC.gov
Feb 17	Downing Steven R	President and CEO	FTAX	54,314	$24.89	$1.4M	-17.2%	Open the original filing on SEC.gov
Feb 17	Downing Steven R	President and CEO	AGRANT	124,311	—	—	+65.2%	Open the original filing on SEC.gov
Feb 17	Chiodo Matthew	Vice President of Sales	SSELL	4,122	$25.03	$103.2K	-10.5%	Open the original filing on SEC.gov
Feb 17	Chiodo Matthew	Vice President of Sales	SSELL	15,705	$25.03	$393K	-28.6%	Open the original filing on SEC.gov
Feb 17	Chiodo Matthew	Vice President of Sales	FTAX	3,187	$24.89	$79.3K	-5.5%	Open the original filing on SEC.gov
Feb 17	Chiodo Matthew	Vice President of Sales	FTAX	12,564	$24.89	$312.7K	-17.8%	Open the original filing on SEC.gov
Feb 17	Chiodo Matthew	Vice President of Sales	AGRANT	28,269	—	—	+66.7%	Open the original filing on SEC.gov
Feb 17	Boehm Neil	Chief Technology Officer	SSELL	2,332	$24.82	$57.9K	-3.8%	Open the original filing on SEC.gov
Feb 17	Boehm Neil	Chief Technology Officer	FTAX	3,608	$24.89	$89.8K	-5.6%	Open the original filing on SEC.gov
Feb 17	Boehm Neil	Chief Technology Officer	SSELL	8,916	$24.82	$221.3K	-12.1%	Open the original filing on SEC.gov
Feb 17	Boehm Neil	Chief Technology Officer	FTAX	14,160	$24.89	$352.4K	-16.1%	Open the original filing on SEC.gov
Feb 17	Boehm Neil	Chief Technology Officer	AGRANT	31,993	—	—	+57.2%	Open the original filing on SEC.gov
Aug 26, 2025	Nash Kevin C	Chief Financial Officer	GGIFT	865	$28.28	$24.5K	-1.6%	Open the original filing on SEC.gov
May 16, 2025	Anderson Joseph B Jr	Director	SSELL	3,764	$22.87	$86.1K	-38.8%	Open the original filing on SEC.gov
May 15, 2025	Zang Ling	Director	AGRANT	5,939	—	—	+24.7%	Open the original filing on SEC.gov
May 15, 2025	Walker Brian C	Director	AGRANT	5,939	—	—	+24.5%	Open the original filing on SEC.gov
May 15, 2025	Schaum Richard O	Director	AGRANT	5,939	—	—	+8.1%	Open the original filing on SEC.gov
May 15, 2025	Starkoff Kathleen	Director	AGRANT	5,939	—	—	+23.6%	Open the original filing on SEC.gov
May 15, 2025	Pink Billy	Director	AGRANT	5,939	—	—	+157.8%	Open the original filing on SEC.gov
May 15, 2025	Deur Garth	Director	AGRANT	5,939	—	—	+70.0%	Open the original filing on SEC.gov
May 15, 2025	Brown Leslie L	Director	AGRANT	5,939	—	—	+21.8%	Open the original filing on SEC.gov
May 15, 2025	Anderson Joseph B Jr	Director	AGRANT	5,939	—	—	+157.8%	Open the original filing on SEC.gov
May 1, 2025	Schaum Richard O	Director	MEXER◆	7,000	—	—	—	Open the original filing on SEC.gov
May 1, 2025	Schaum Richard O	Director	MEXER	7,000	$17.46	$122.2K	+10.6%	Open the original filing on SEC.gov

AGRANT—

Pink Billy · DirectorMay 21

5,626 sh · +58.0% own

AGRANT—

Zang Ling · DirectorMay 21

5,626 sh · +18.8% own

AGRANT—

Starkoff Kathleen · DirectorMay 21

5,626 sh · +18.1% own

AGRANT—

Schaum Richard O · DirectorMay 21

5,626 sh · +6.9% own

AGRANT—

Walker Brian C · DirectorMay 21

5,626 sh · +23.2% own

AGRANT—

Kennedy John C · DirectorMay 21

5,626 sh

AGRANT—

Deur Garth · DirectorMay 21

5,626 sh · +39.0% own

AGRANT—

Brown Leslie L · DirectorMay 21

5,626 sh · +15.5% own

SSELL$136.4K

Walker Brian C · DirectorMay 15

5,939 sh @ $22.98 · -19.7% own

SSELL$136.4K

Anderson Joseph B Jr · DirectorMay 15

5,939 sh @ $22.98 · -100.0% own

MEXER◆—

Brown Leslie L · DirectorMay 5

7,000 sh

MEXER◆—

Brown Leslie L · DirectorMay 5

7,000 sh

SSELL$246.3K

Brown Leslie L · DirectorMay 5

10,782 sh @ $22.85 · -22.9% own

MEXER$130.9K

Brown Leslie L · DirectorMay 5

7,000 sh @ $18.70 · +17.4% own

MEXER$110.2K

Brown Leslie L · DirectorMay 5

7,000 sh @ $15.74 · +21.1% own

MEXER◆—

Schaum Richard O · DirectorApr 30

7,000 sh

SSELL$112.2K

Schaum Richard O · DirectorApr 30

4,815 sh @ $23.31 · -5.6% own

MEXER$110.2K

Schaum Richard O · DirectorApr 30

7,000 sh @ $15.74 · +8.8% own

AGRANT—

Ryan Scott P · General CounselFeb 19

11,000 sh · +24.8% own

AGRANT—

Nash Kevin C · Chief Financial…Feb 19

13,880 sh · +23.4% own

AGRANT—

Downing Steven R · President and CEOFeb 19

43,492 sh · +20.5% own

AGRANT—

Chiodo Matthew · Vice President of…Feb 19

12,047 sh · +34.3% own

AGRANT—

Boehm Neil · Chief Technology…Feb 19

14,953 sh · +25.4% own

SSELL$46.5K

Ryan Scott P · General CounselFeb 17

1,879 sh @ $24.73 · -4.1% own

SSELL$176.7K

Ryan Scott P · General CounselFeb 17

7,145 sh @ $24.73 · -13.4% own

FTAX$72.4K

Ryan Scott P · General CounselFeb 17

2,907 sh @ $24.89 · -5.2% own

FTAX$286K

Ryan Scott P · General CounselFeb 17

11,492 sh @ $24.89 · -17.0% own

AGRANT—

Ryan Scott P · General CounselFeb 17

25,782 sh · +61.5% own

SSELL$139.1K

Nash Kevin C · Chief Financial…Feb 17

5,568 sh @ $24.98 · -8.6% own

SSELL$157.8K

Nash Kevin C · Chief Financial…Feb 17

6,317 sh @ $24.98 · -8.9% own

FTAX$107.2K

Nash Kevin C · Chief Financial…Feb 17

4,306 sh @ $24.89 · -5.7% own

FTAX$419.7K

Nash Kevin C · Chief Financial…Feb 17

16,864 sh @ $24.89 · -18.2% own

AGRANT—

Nash Kevin C · Chief Financial…Feb 17

38,181 sh · +70.3% own

SSELL$866.1K

Downing Steven R · President and CEOFeb 17

35,000 sh @ $24.75 · -14.2% own

FTAX$348.9K

Downing Steven R · President and CEOFeb 17

14,018 sh @ $24.89 · -5.4% own

FTAX$1.4M

Downing Steven R · President and CEOFeb 17

54,314 sh @ $24.89 · -17.2% own

AGRANT—

Downing Steven R · President and CEOFeb 17

124,311 sh · +65.2% own

SSELL$103.2K

Chiodo Matthew · Vice President of…Feb 17

4,122 sh @ $25.03 · -10.5% own

SSELL$393K

Chiodo Matthew · Vice President of…Feb 17

15,705 sh @ $25.03 · -28.6% own

FTAX$79.3K

Chiodo Matthew · Vice President of…Feb 17

3,187 sh @ $24.89 · -5.5% own

FTAX$312.7K

Chiodo Matthew · Vice President of…Feb 17

12,564 sh @ $24.89 · -17.8% own

AGRANT—

Chiodo Matthew · Vice President of…Feb 17

28,269 sh · +66.7% own

SSELL$57.9K