| $1B | ||
| $1,000M | ||
| $211M | ||
| $137M | ||
| $77M | ||
| $73M |
Buys | $0 | 0 | 0 |
Sells | $2,792,942 | 9 | 100 |
| Schaum Richard O | director | 0 | $0 | 1 | $112,247 | $-112,247 |
| ANDERSON JOSEPH B JR | director | 0 | $0 | 1 | $136,450 | $-136,450 |
| WALKER BRIAN C | director | 0 | $0 | 1 | $136,450 | $-136,450 |
| Ryan Scott P | General Counsel | 0 | $0 | 1 | $223,165 | $-223,165 |
| BROWN LESLIE L | director | 0 | $0 | 1 | $246,336 | $-246,336 |
| Boehm Neil | Chief Technology Officer | 0 | $0 | 1 | $279,175 | $-279,175 |
| Nash Kevin C | Chief Financial Officer | 0 | $0 | 1 | $296,848 | $-296,848 |
| Chiodo Matthew | Vice President of Sales | 0 | $0 | 1 | $496,171 | $-496,171 |
| Downing Steven R | President and CEO | 0 | $0 | 1 | $866,100 | $-866,100 |
Gentex Corporation, established in 1974 and headquartered in Zeeland, Michigan, is a global innovator specializing in the design, development, production, marketing, and distribution of advanced technology solutions. Its diverse product portfolio encompasses digital vision systems, connected car technologies, dimmable glass, and fire safety equipment, serving markets across the United States, Germany, Japan, Mexico, and other international regions. The company operates primarily through two segments: Automotive Products and Other. Within its Automotive Products division, Gentex offers a comprehensive range of components, including sophisticated electrochromic automatic-dimming rearview mirrors (for both interior and exterior applications), various automotive electronics, and standard rearview mirrors. These are supplied to original equipment manufacturers (OEMs), automotive suppliers, and aftermarket customers for integration into passenger cars, light trucks, pick-up trucks, sport utility vehicles, and vans. Beyond the automotive industry, Gentex also provides variable dimmable windows for the aerospace sector, specifically for use by aircraft manufacturers and airline operators. Furthermore, the company is a significant provider of fire protection solutions. Its offerings include photoelectric smoke detectors and alarms, electrochemical carbon monoxide alarms and detectors, and an array of audible and visual signaling devices such as bells and speakers. These products are crucial components for fire detection systems installed in a variety of settings, including office buildings, hotels, and other commercial and residential structures. Gentex also actively researches and develops nanofiber chemical sensing products. Fire protection products are sold directly, as well as through sales managers and manufacturer representatives, reaching fire protection and security product distributors, electrical wholesale houses, and OEMs of fire protection systems.
Over the last 12 months, insiders at Gentex Corporation have bought $0 and sold $2.79M worth of Gentex Corporation stock.
On average, over the past 5 years, insiders at Gentex Corporation have bought $257,400 and sold $2.68M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 10,000 shares for transaction amount of $257,400 was made by Downing Steven R (President and CEO) on 2022‑10‑31.
| 2026-05-15 | Sale | WALKER BRIAN C | director | 5,939 0.0027% | $22.98 | $136,450 | +5.27% | |
| 2026-05-15 | Sale | ANDERSON JOSEPH B JR | director | 5,939 0.0027% | $22.98 | $136,450 | +5.27% | |
| 2026-05-05 | Sale | BROWN LESLIE L | director | 10,782 0.0051% | $22.85 | $246,336 | +4.60% | |
| 2026-04-30 | Sale | Schaum Richard O | director | 4,815 0.0023% | $23.31 | $112,247 | +3.81% | |
| 2026-02-17 | Sale | Downing Steven R | President and CEO | 35,000 0.0161% | $24.75 | $866,100 | -3.86% | |
| 2026-02-17 | Sale | Nash Kevin C | Chief Financial Officer | 11,885 0.0055% | $24.98 | $296,848 | -3.86% | |
| 2026-02-17 | Sale | Boehm Neil | Chief Technology Officer | 11,248 0.0052% | $24.82 | $279,175 | -3.86% | |
| 2026-02-17 | Sale | Ryan Scott P | General Counsel | 9,024 0.0041% | $24.73 | $223,165 | -3.86% | |
| 2026-02-17 | Sale | Chiodo Matthew | Vice President of Sales | 19,827 0.0092% | $25.02 | $496,171 | -3.86% | |
| 2025-05-16 | Sale | ANDERSON JOSEPH B JR | director | 3,764 0.0017% | $22.87 | $86,076 | +2.82% | |
| 2024-05-20 | Sale | GOODE GARY F | director | 4,716 0.002% | $34.46 | $162,503 | -14.19% | |
| 2024-05-20 | Sale | ANDERSON JOSEPH B JR | director | 4,716 0.002% | $34.46 | $162,503 | -14.19% | |
| 2024-02-20 | Sale | Nash Kevin C | Chief Financial Officer | 13,500 0.0055% | $33.04 | $446,087 | -11.34% | |
| 2024-02-20 | Sale | Ryan Scott P | General Counsel | 12,500 0.0053% | $35.00 | $437,450 | -11.34% | |
| 2024-02-09 | Sale | GOODE GARY F | director | 7,000 0.0031% | $35.02 | $245,139 | -11.06% | |
| 2024-02-02 | Sale | GOODE GARY F | director | 7,000 0.003% | $34.11 | $238,792 | -7.45% | |
| 2024-02-01 | Sale | Schaum Richard O | director | 6,022 0.0026% | $33.93 | $204,334 | -7.61% | |
| 2023-07-31 | Sale | Starkoff Kathleen | director | 4,430 0.002% | $33.20 | $147,094 | +0.49% | |
| 2023-07-31 | Sale | ANDERSON JOSEPH B JR | director | 4,416 0.002% | $33.52 | $148,043 | +0.49% | |
| 2023-05-19 | Sale | Hollars James A | director | 4,416 0.0019% | $28.27 | $124,837 | +15.56% |
| Downing Steven R | President and CEO | 211670 0.0994% | $4.9M | 9 | 20 | +14.8% |
| Schaum Richard O | director | 81443 0.0382% | $1.88M | 1 | 4 | <0.0001% |
| Nash Kevin C | Chief Financial Officer | 59430 0.0279% | $1.38M | 2 | 23 | +29.72% |
| Boehm Neil | Chief Technology Officer | 58951 0.0277% | $1.36M | 8 | 12 | +15.67% |
| Ryan Scott P | General Counsel | 44279 0.0208% | $1.02M | 7 | 20 | +17.26% |
| BROWN LESLIE L | director | 36362 0.0171% | $841,416.68 | 0 | 1 | |
| Chiodo Matthew | Vice President of Sales | 35101 0.0165% | $812,237.14 | 7 | 9 | +17.26% |
| WALKER BRIAN C | director | 24205 0.0114% | $560,103.70 | 0 | 1 | |
| ANDERSON JOSEPH B JR | director | 0 0% | $0 | 0 | 4 | |
| LANTING ARLYN J | director | 250150 0.1175% | $5.79M | 0 | 6 | |
| THOMPSON TED | director | 180000 0.0845% | $4.17M | 0 | 3 | |
| JEN ENOCH C | Vice President | 43644 0.0205% | $1.01M | 0 | 17 | |
| WEBER LEO L | director | 38600 0.0181% | $893,204.00 | 0 | 3 | |
| Hollars James A | director | 36149 0.017% | $836,487.86 | 0 | 4 | |
| MULDER JOHN A | director | 34365 0.0161% | $795,206.10 | 0 | 36 | |
| CARTER JOHN W | V.P. Engineering | 32730 0.0154% | $757,372.20 | 0 | 9 | |
| BAUER FRED | 30000 0.0141% | $694,200.00 | 0 | 40 | ||
| Newton Mark W | Senior Vice President | 29200 0.0137% | $675,688.00 | 0 | 8 | |
| SOTOK FREDERICK A | director | 27696 0.013% | $640,885.44 | 0 | 15 | |
| GOODE GARY F | director | 24464 0.0115% | $566,096.96 | 0 | 20 | |
| ALEXEJUN DENNIS E | V.P. Automotive Marketing | 21640 0.0102% | $500,749.60 | 0 | 10 | |
| Starkoff Kathleen | director | 21441 0.0101% | $496,144.74 | 1 | 1 | +10.07% |
| Matthews Joseph E IV | Vice President Purchasing | 21120 0.0099% | $488,716.80 | 0 | 7 | |
| Los Bruce A | Senior Vice President | 15194 0.0071% | $351,589.16 | 0 | 7 | |
| Wallace James H | director | 14709 0.0069% | $340,366.26 | 0 | 10 | |
| Zang Ling | director | 11138 0.0052% | $257,733.32 | 0 | 1 | |
| Arnold John W | VP of Operations Auto Products | 10182 0.0048% | $235,611.48 | 0 | 5 | |
| Dykman Steven A | VP Finance & Treasurer | 6000 0.0028% | $138,840.00 | 0 | 14 | |
| TSUHA WALLACE K JR | director | 5000 0.0023% | $115,700.00 | 0 | 4 | |
| DEUR GARTH D | 4496 0.0021% | $104,037.44 | 0 | 6 | ||
| Flynn Paul V | Vice President, Operations | 4547 0.0021% | $105,217.58 | 0 | 4 | |
| SOMMA RANDE S | director | 0 0% | $0 | 0 | 1 | |
| FOUTS MICKEY E | director | 0 0% | $0 | 0 | 2 | |
| LA GRAND KENNETH L | director | 0 0% | $0 | 0 | 15 | |
| Hoekstra Peter | director | 0 0% | $0 | 0 | 1 |
| Increased Positions | 271 | +43.78% | 31M | +14.44% |
| Decreased Positions | 276 | -44.59% | 35M | -16.24% |
| New Positions | 89 | New | 3M | New |
| Sold Out Positions | 72 | Sold Out | 6M | Sold Out |
| Total Postitions | 614 | -0.81% | 211M | -1.8% |
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| Wellington Management Group Llp | $351,278.00 | 6.77% | 14.83M | +1M | +10.29% | 2025-09-30 |
| Burgundy Asset Management Ltd. | $187,717.00 | 3.62% | 7.92M | -40,643 | -0.51% | 2025-09-30 |
| State Street Corp | $176,249.00 | 3.4% | 7.44M | +462 | +<0.01% | 2025-09-30 |
| Ariel Investments, Llc | $170,996.00 | 3.3% | 7.22M | -141,192 | -1.92% | 2025-09-30 |
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| Fuller & Thaler Asset Management, Inc. | $155,910.00 | 3.01% | 6.58M | -208,049 | -3.06% | 2025-09-30 |
| Boston Partners | $140,067.00 | 2.7% | 5.91M | +123,731 | +2.14% | 2025-09-30 |