United States Automobiles & Auto Parts

Gentex Corp (GNTX)

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Over the past 90 days, Gentex Corp has seen exclusively selling activity from insiders, totaling approximately $1.26 million in value. Six insiders executed eight transactions, resulting in a net negative value of $904,382. These sales occurred alongside stable stock performance, with no insider purchases reported during this period.
Ticker: GNTX Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Gentex Corp. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Sale 15 May 2026
Value US$1,131,657.32 | Price 480.11 | Shares 56,624 (-37.5%)
Sale 15 May 2026
Value US$4,090,731.69 | Price 337.79 | Shares 54,909 (-21.2%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-15 2026-05-15 S Sale
1.1
WALKER BRIAN C
Non-Executive Director
56,624 -37.5%
480.11
US$1,131,657 		56,624 -37.5% 480.11 US$1,131,657
2026-05-15 2026-05-15 S Sale
1.1
WALKER BRIAN C
Non-Executive Director
54,909 -21.2%
337.79
US$4,090,732 		54,909 -21.2% 337.79 US$4,090,732
2026-05-15 2026-05-15 S Sale
3.1
ANDERSON JOSEPH B JR
Non-Executive Director
34,208 -12.5%
77.19
US$4,352,123 		34,208 -12.5% 77.19 US$4,352,123
2026-05-15 2026-05-15 S Sale
3.1
ANDERSON JOSEPH B JR
Non-Executive Director
5,939 -100.0%
22.98
US$136,450 		5,939 -100.0% 22.98 US$136,450
2026-05-05 2026-05-05 PrS Proposed sale
LESLIE BROWN

Director

Non-Executive Director
10,782
22.85
US$246,341 		10,782 22.85 US$246,341
2026-05-05 2026-05-05 S Sale
BROWN LESLIE L
Non-Executive Director
10,782 -22.9%
22.85
US$246,336 		10,782 -22.9% 22.85 US$246,336
2026-04-30 2026-04-30 PrS Proposed sale
2.6
RICHARD SCHAUM

Director

Non-Executive Director
4,815
23.31
US$112,249 		4,815 23.31 US$112,249
2026-04-30 2026-04-30 S Sale
2.6
Schaum Richard O
Non-Executive Director
4,815 -5.6%
23.31
US$112,247 		4,815 -5.6% 23.31 US$112,247
2026-02-19 2026-02-17 S Sale
3.5
Ryan Scott P

General Counsel

Officer
1,879 -4.1%
24.73
US$46,468 		1,879 -4.1% 24.73 US$46,468
2026-02-19 2026-02-17 S Sale
3.5
Ryan Scott P

General Counsel

Officer
7,145 -13.4%
24.73
US$176,697 		7,145 -13.4% 24.73 US$176,697
2026-02-19 2026-02-17 S Sale
2.9
Boehm Neil

Chief Technology Officer

Officer
2,332 -3.8%
24.82
US$57,880 		2,332 -3.8% 24.82 US$57,880
2026-02-19 2026-02-17 S Sale
2.9
Boehm Neil

Chief Technology Officer

Officer
8,916 -12.1%
24.82
US$221,295 		8,916 -12.1% 24.82 US$221,295
2026-02-19 2026-02-17 S Sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
5,568 -8.6%
24.98
US$139,070 		5,568 -8.6% 24.98 US$139,070
2026-02-19 2026-02-17 S Sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
6,317 -8.9%
24.98
US$157,778 		6,317 -8.9% 24.98 US$157,778
2026-02-19 2026-02-17 S Sale
2.2
Downing Steven R

President and CEO

Officer
35,000 -14.2%
24.75
US$866,100 		35,000 -14.2% 24.75 US$866,100
2026-02-19 2026-02-17 S Sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
4,122 -10.5%
25.03
US$103,153 		4,122 -10.5% 25.03 US$103,153
2026-02-19 2026-02-17 S Sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
15,705 -28.6%
25.03
US$393,018 		15,705 -28.6% 25.03 US$393,018
2026-02-17 2026-02-17 PrS Proposed sale
2.2
STEVEN RAY DOWNING

Officer

Officer
35,000
24.75
US$866,100 		35,000 24.75 US$866,100
2026-02-17 2026-02-17 PrS Proposed sale
2.9
MATTHEW WILLIAM CHIODO

Officer

Officer
19,827
25.03
US$496,171 		19,827 25.03 US$496,171
2026-02-17 2026-02-17 PrS Proposed sale
2.9
KEVIN C NASH

Officer

Officer
11,885
24.98
US$296,848 		11,885 24.98 US$296,848
2026-02-17 2026-02-17 PrS Proposed sale
3.5
SCOTT RYAN

Officer

Officer
9,024
24.73
US$223,165 		9,024 24.73 US$223,165
2026-02-17 2026-02-17 PrS Proposed sale
2.9
NEIL J BOEHM

Officer

Officer
11,248
24.82
US$279,175 		11,248 24.82 US$279,175
2025-05-19 2025-05-16 S Sale
3.1
ANDERSON JOSEPH B JR
Non-Executive Director
3,764 -38.8%
22.87
US$86,076 		3,764 -38.8% 22.87 US$86,076
2024-05-21 2024-05-20 S Sale
3.2
GOODE GARY F
Non-Executive Director
4,716 -16.2%
34.46
US$162,503 		4,716 -16.2% 34.46 US$162,503
2024-05-21 2024-05-20 S Sale
3.1
ANDERSON JOSEPH B JR
Non-Executive Director
4,716 -55.6%
34.46
US$162,503 		4,716 -55.6% 34.46 US$162,503
2024-02-21 2024-02-20 S Sale
3.5
Ryan Scott P

General Counsel

Officer
12,500 -30.2%
35.00
US$437,450 		12,500 -30.2% 35.00 US$437,450
2024-02-21 2024-02-20 S Sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
13,500 -23.3%
33.04
US$446,087 		13,500 -23.3% 33.04 US$446,087
2024-02-20 2024-02-20 PrS Proposed sale
2.9
KEVIN C. NASH

Officer

Officer
13,500
35.04
US$473,086 		13,500 35.04 US$473,086
2024-02-20 2024-02-20 PrS Proposed sale
3.5
SCOTT PATRICK RYAN

Officer

Officer
12,500
35.00
US$437,449 		12,500 35.00 US$437,449
2024-02-09 2024-02-09 PrS Proposed sale
3.2
GARY GOODE

Director

Non-Executive Director
7,000
35.02
US$245,139 		7,000 35.02 US$245,139
2024-02-09 2024-02-09 S Sale
3.2
GOODE GARY F
Non-Executive Director
7,000 -19.3%
35.02
US$245,139 		7,000 -19.3% 35.02 US$245,139
2024-02-05 2024-02-02 S Sale
3.2
GOODE GARY F
Non-Executive Director
7,000 -19.3%
34.11
US$238,792 		7,000 -19.3% 34.11 US$238,792
2024-02-02 2024-02-02 PrS Proposed sale
3.2
GARY GOODE

Director

Non-Executive Director
7,000
34.11
US$238,792 		7,000 34.11 US$238,792
2024-02-02 2024-02-01 S Sale
2.6
Schaum Richard O
Non-Executive Director
6,022 -8.8%
33.93
US$204,334 		6,022 -8.8% 33.93 US$204,334
2024-02-01 2024-02-01 PrS Proposed sale
2.6
RICHARD O. SCHAUM

Director

Non-Executive Director
6,022
33.93
US$204,334 		6,022 33.93 US$204,334
2023-08-03 2023-07-31 S Sale
3.1
ANDERSON JOSEPH B JR
Non-Executive Director
4,416 -48.4%
33.52
US$148,043 		4,416 -48.4% 33.52 US$148,043
2023-08-01 2023-07-31 S Sale
3.1
Starkoff Kathleen
Non-Executive Director
4,430 -17.1%
33.20
US$147,094 		4,430 -17.1% 33.20 US$147,094
2023-07-31 2023-07-31 PrS Proposed sale
3.1
Kathleen Starkoff

Director

Non-Executive Director
4,430
33.20
US$147,094 		4,430 33.20 US$147,094
2023-07-31 2023-07-31 PrS Proposed sale
3.1
ANDERSON JOSEPH B JR

Director

Non-Executive Director
4,416
32.89
US$145,242 		4,416 32.89 US$145,242
2023-05-22 2023-05-19 S Sale
2.3
Hollars James A
Non-Executive Director
4,416 -10.9%
28.27
US$124,837 		4,416 -10.9% 28.27 US$124,837
2023-05-22 2023-05-19 S Sale
3.2
GOODE GARY F
Non-Executive Director
4,416 -13.1%
28.27
US$124,837 		4,416 -13.1% 28.27 US$124,837
2023-05-19 2023-05-19 PrS Proposed sale
2.3
Hollars James A

Director

Non-Executive Director
4,416
28.14
US$124,266 		4,416 28.14 US$124,266
2023-05-19 2023-05-19 PrS Proposed sale
3.2
GOODE GARY F

Director

Non-Executive Director
4,416
28.14
US$124,266 		4,416 28.14 US$124,266
2023-05-02 2023-05-01 S Sale
2.6
Schaum Richard O
Non-Executive Director
5,424 -9.8%
27.89
US$151,264 		5,424 -9.8% 27.89 US$151,264
2023-05-01 2023-05-01 PrS Proposed sale
2.6
Schaum Richard O

Director

Non-Executive Director
5,424
27.89
US$151,264 		5,424 27.89 US$151,264
2023-03-07 2023-03-06 S Sale
2.9
Boehm Neil

Chief Technology Officer

Officer
1,242 -3.3%
28.41
US$35,285 		1,242 -3.3% 28.41 US$35,285
2023-02-21 2023-02-21 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
4,325 -17.3%
28.29
US$122,362 		4,325 -17.3% 28.29 US$122,362
2023-02-21 2023-02-21 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
5,570 -18.2%
28.29
US$157,586 		5,570 -18.2% 28.29 US$157,586
2023-02-03 2023-02-02 PlS Planned sale
2.2
Downing Steven R

President and CEO

Officer
17,730 -13.0%
30.21
US$535,588 		17,730 -13.0% 30.21 US$535,588
2023-02-02 2023-02-01 PlS Planned sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
6,776 -23.1%
29.42
US$199,372 		6,776 -23.1% 29.42 US$199,372
2023-01-04 2023-01-04 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
4,580 -20.0%
28.00
US$128,240 		4,580 -20.0% 28.00 US$128,240
2022-11-01 2022-10-31 S Sale
2.8
Wallace James H
Non-Executive Director
14,000 -48.8%
26.04
US$364,547 		14,000 -48.8% 26.04 US$364,547
2022-10-31 2022-10-31 PP Planned purchase
2.2
Downing Steven R

President and CEO

Officer
10,000 +9.2%
25.74
US$257,400 		10,000 +9.2% 25.74 US$257,400
2022-05-23 2022-05-20 S Sale
3.2
GOODE GARY F
Non-Executive Director
2,845 -9.3%
30.17
US$85,838 		2,845 -9.3% 30.17 US$85,838
2022-04-01 2022-03-31 PlS Planned sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
5,700 -20.9%
29.24
US$166,667 		5,700 -20.9% 29.24 US$166,667
2022-04-01 2022-03-31 PlS Planned sale
2.9
Boehm Neil

Chief Technology Officer

Officer
4,500 -14.7%
29.24
US$131,580 		4,500 -14.7% 29.24 US$131,580
2022-02-23 2022-02-22 PlS Planned sale
2.9
Boehm Neil

Chief Technology Officer

Officer
10,228 -25.1%
30.36
US$310,547 		10,228 -25.1% 30.36 US$310,547
2022-02-23 2022-02-22 PlS Planned sale
2.9
Boehm Neil

Chief Technology Officer

Officer
5,765 -15.9%
30.36
US$175,039 		5,765 -15.9% 30.36 US$175,039
2022-02-23 2022-02-22 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
8,797 -33.5%
30.36
US$267,098 		8,797 -33.5% 30.36 US$267,098
2022-02-23 2022-02-22 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
4,958 -22.2%
30.36
US$150,537 		4,958 -22.2% 30.36 US$150,537
2022-02-23 2022-02-22 PlS Planned sale
2.2
Downing Steven R

President and CEO

Officer
37,691 -25.9%
30.36
US$1,144,389 		37,691 -25.9% 30.36 US$1,144,389
2022-02-23 2022-02-22 PlS Planned sale
2.2
Downing Steven R

President and CEO

Officer
21,246 -16.5%
30.36
US$645,080 		21,246 -16.5% 30.36 US$645,080
2022-02-23 2022-02-22 PlS Planned sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
9,549 -26.6%
30.36
US$289,931 		9,549 -26.6% 30.36 US$289,931
2022-02-23 2022-02-22 PlS Planned sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
5,382 -16.9%
30.36
US$163,410 		5,382 -16.9% 30.36 US$163,410
2022-02-23 2022-02-22 PlS Planned sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
10,052 -31.6%
30.36
US$305,203 		10,052 -31.6% 30.36 US$305,203
2022-02-23 2022-02-22 PlS Planned sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
5,666 -20.7%
30.36
US$172,033 		5,666 -20.7% 30.36 US$172,033
2022-02-17 2022-02-16 PlS Planned sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
3,630 -16.0%
31.32
US$113,696 		3,630 -16.0% 31.32 US$113,696
2022-02-17 2022-02-16 PlS Planned sale
2.2
Downing Steven R

President and CEO

Officer
7,560 -7.0%
31.32
US$236,788 		7,560 -7.0% 31.32 US$236,788
2022-02-17 2022-02-16 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
1,820 -9.8%
31.32
US$57,005 		1,820 -9.8% 31.32 US$57,005
2022-02-17 2022-02-15 PlS Planned sale
2.9
Nash Kevin C

Chief Financial Officer

Officer
8,000 -26.1%
31.50
US$251,986 		8,000 -26.1% 31.50 US$251,986
2022-02-17 2022-02-15 PlS Planned sale
2.2
Downing Steven R

President and CEO

Officer
31,000 -22.2%
31.50
US$976,444 		31,000 -22.2% 31.50 US$976,444
2022-02-17 2022-02-15 PlS Planned sale
2.9
Chiodo Matthew

Vice President of Sales

Officer
8,000 -23.8%
31.50
US$251,986 		8,000 -23.8% 31.50 US$251,986
2022-02-17 2022-02-15 PlS Planned sale
3.5
Ryan Scott P

General Counsel

Officer
8,000 -30.0%
31.50
US$251,986 		8,000 -30.0% 31.50 US$251,986
2022-02-17 2022-02-15 PlS Planned sale
2.9
Boehm Neil

Chief Technology Officer

Officer
8,000 -21.5%
31.50
US$251,986 		8,000 -21.5% 31.50 US$251,986
2021-11-03 2021-11-03 S Sale
2.8
Wallace James H
Non-Executive Director
7,000 -19.6%
36.23
US$253,643 		7,000 -19.6% 36.23 US$253,643
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