Quick Takeaways
- GNTX - GENTEX CORP has 17 insiders with reported activity on this page.
- Net insider value flow over the last year: -$2,247,535.
- Recent transaction rows are available for direct filing-level review.
- Info
- Significant Ownership
- Insider Ownership
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 17 Insiders of GENTEX CORP
- Symbol
- GNTX on Nasdaq
- Location
- Zeeland, MI
What Changed
- Buy value: ; sell value: $2,247,535.
- Net share flow: -90,748.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$2,247,535.
Buys
$0
Shares: 0
Insiders: 0
Sells
$2,247,535
Shares: 90,748
Insiders: 6
Net
-$2,247,535
Shares: -90,748
Insiders: -6
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 86,984 | $0 | $2,161,459 | -$2,161,459 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 3,764 | $0 | $86,076 | -$86,076 |
GENTEX CORP executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Downing Steven R. Power | President and CEO | $6,215,746 | -$866,100 | -12% | Mixed | 17 Feb 2026 |
| Neil J. Boehm Power | Chief Technology Officer | $1,800,301 | -$279,175 | -13% | Mixed | 17 Feb 2026 |
| Kevin C. Nash Power | Chief Financial Officer | $1,785,831 | -$296,848 | -14% | Mixed | 17 Feb 2026 |
| Schaum Richard O | Director | $1,744,468 | Mixed | 15 May 2025 | ||
| Scott P. Ryan Power | General Counsel | $1,346,596 | -$223,165 | -14% | Mixed | 17 Feb 2026 |
| Matthew W. Chiodo Power | Vice President of Sales | $1,148,525 | -$496,171 | -30% | Mixed | 17 Feb 2026 |
| Hollars James A. Power | Director | $1,127,849 | Mixed | 19 May 2023 | ||
| John A. Mulder Power | Director | $1,072,188 | Mixed | 27 Jul 2021 | ||
| James H. Wallace Power | Director | $895,721 | Mixed | 31 Oct 2022 | ||
| Gary F. Goode Power | Director | $842,976 | Filing P/S | 20 May 2024 | ||
| Leslie L. Brown Power | Director | $729,499 | Mixed | 15 May 2025 | ||
| Kathleen Starkoff Power | Director | $685,479 | Mixed | 15 May 2025 | ||
| Brian C. Walker | Director | $663,469 | Mixed | 15 May 2025 | ||
| Ling Zang Power | Director | $659,705 | Mixed | 15 May 2025 | ||
| Deur Garth D. Power | Director | $317,362 | Mixed | 15 May 2025 | ||
| Billy Pink | Director | $213,563 | Mixed | 15 May 2025 | ||
| Anderson Joseph By Power | Director | $135,814 | -$86,076 | -39% | Filing P/S | 15 May 2025 |
Top shareholders of GENTEX CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
10%
|
21,559,205
|
$501,682,701 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13F
|
Company |
9.8%
|
20,513,941
|
$477,359,411 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
4.7%
|
9,834,296
|
$228,844,124 | — | 31 Dec 2025 | |
| ARIEL INVESTMENTS, LLC |
13F
|
Company |
3.8%
|
7,889,928
|
$183,598,624 | — | 31 Dec 2025 | |
| BANK OF MONTREAL /CAN/ |
13F
|
Company |
3.7%
|
7,726,057
|
$179,785,347 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
3.4%
|
7,073,852
|
$164,608,536 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
3.2%
|
6,629,380
|
$154,270,814 | — | 31 Dec 2025 | |
| FULLER & THALER ASSET MANAGEMENT, INC. |
13F
|
Company |
3.1%
|
6,550,395
|
$152,427,699 | — | 31 Dec 2025 | |
| Boston Partners |
13F
|
Company |
2.8%
|
5,805,749
|
$135,110,005 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.7%
|
5,683,226
|
$132,268,588 | — | 31 Dec 2025 | |
| DISCIPLINED GROWTH INVESTORS INC /MN |
13F
|
Company |
2.3%
|
4,803,223
|
$111,770,999 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
2.3%
|
4,796,659
|
$111,618,269 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.6%
|
3,296,313
|
$76,705,233 | — | 31 Dec 2025 | |
| CAISSE DE DEPOT ET PLACEMENT DU QUEBEC |
13F
|
Individual |
1.5%
|
3,144,881
|
$73,181,381 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
1.3%
|
2,680,903
|
$62,384,613 | — | 31 Dec 2025 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
1.2%
|
2,587,362
|
$60,207,914 | — | 31 Dec 2025 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
1.2%
|
2,460,139
|
$57,247,435 | — | 31 Dec 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13D/G
13F
|
Company |
1.1%
|
2,300,392
|
$56,037,549 | -$271,480,629 | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.1%
|
2,374,838
|
$55,262,480 | — | 31 Dec 2025 | |
| NORGES BANK |
13F
|
Company |
1.1%
|
2,267,606
|
$52,767,192 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
1.1%
|
2,197,431
|
$51,134,225 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
2,163,631
|
$50,347,694 | — | 31 Dec 2025 | |
| WEST MICHIGAN ADVISORS, LLC |
13F
|
Company |
0.86%
|
1,792,684
|
$41,715,748 | — | 31 Dec 2025 | |
| Covalis Capital LLP |
13F
|
Company |
0.83%
|
1,734,804
|
$40,368,889 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.83%
|
1,727,552
|
$40,200,135 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.81%
|
1,694,622
|
$39,433,854 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.78%
|
1,641,308
|
$38,193,233 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.78%
|
1,623,043
|
$37,768,212 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.77%
|
1,604,165
|
$37,328,919 | — | 31 Dec 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.76%
|
1,581,412
|
$36,799,457 | — | 31 Dec 2025 | |
| Epoch Investment Partners, Inc. |
13F
|
Company |
0.71%
|
1,481,131
|
$34,465,918 | — | 31 Dec 2025 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.67%
|
1,400,522
|
$32,590,147 | — | 31 Dec 2025 | |
| Bridgewater Associates, LP |
13F
|
Company |
0.62%
|
1,298,917
|
$30,225,799 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.56%
|
1,179,408
|
$27,453,176 | — | 31 Dec 2025 | |
| LOS ANGELES CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.54%
|
1,124,792
|
$26,500,100 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.5%
|
1,051,643
|
$24,471,732 | — | 31 Dec 2025 | |
| Janney Montgomery Scott LLC |
13F
|
Company |
0.47%
|
978,956
|
$22,780,000 | — | 31 Dec 2025 | |
| EUBEL BRADY & SUTTMAN ASSET MANAGEMENT INC |
13F
|
Company |
0.4%
|
838,323
|
$19,508,000 | — | 31 Dec 2025 | |
| Triodos Investment Management BV |
13F
|
Company |
0.38%
|
801,000
|
$18,871,560 | — | 31 Dec 2025 | |
| Pacer Advisors, Inc. |
13F
|
Company |
0.38%
|
799,243
|
$18,598,385 | — | 31 Dec 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.38%
|
795,587
|
$18,513,304 | — | 31 Dec 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.36%
|
760,500
|
$17,696,824 | — | 31 Dec 2025 | |
| VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. |
13F
|
Company |
0.35%
|
739,185
|
$17,200,835 | — | 31 Dec 2025 | |
| Quantinno Capital Management LP |
13F
|
Company |
0.35%
|
723,949
|
$16,846,308 | — | 31 Dec 2025 | |
| Global Alpha Capital Management Ltd. |
13F
|
Company |
0.34%
|
708,431
|
$16,485,189 | — | 31 Dec 2025 | |
| SCHWERIN BOYLE CAPITAL MANAGEMENT INC |
13F
|
Company |
0.33%
|
695,718
|
$16,189,358 | — | 31 Dec 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.33%
|
694,983
|
$16,172,195 | — | 31 Dec 2025 | |
| ALPS ADVISORS INC |
13F
|
Company |
0.33%
|
688,944
|
$16,031,727 | — | 31 Dec 2025 | |
| Leeward Investments, LLC - MA |
13F
|
Company |
0.31%
|
655,756
|
$15,259,432 | — | 31 Dec 2025 | |
| SPEECE THORSON CAPITAL GROUP INC |
13F
|
Company |
0.31%
|
650,913
|
$15,147,000 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for GENTEX CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Neil J. Boehm Power | GNTX | Common Stock | Award | 25.4% | 14,953 | 73,904 | 19 Feb 2026 | Direct | ||
| Scott P. Ryan Power | GNTX | Common Stock | Award | 24.8% | 11,000 | 55,279 | 19 Feb 2026 | Direct | ||
| Kevin C. Nash Power | GNTX | Common Stock | Award | 23.4% | 13,880 | 73,310 | 19 Feb 2026 | Direct | ||
| Downing Steven R. Power | GNTX | Common Stock | Award | 20.6% | 43,492 | 255,162 | 19 Feb 2026 | Direct | ||
| Matthew W. Chiodo Power | GNTX | Common Stock | Award | 34.3% | 12,047 | 47,148 | 19 Feb 2026 | Direct | ||
| Neil J. Boehm Power | GNTX | Common Stock | Sale | -16% | $279,175 | $24.82 | -11,248 | 58,951 | 17 Feb 2026 | Direct |
| Neil J. Boehm Power | GNTX | Common Stock | Tax liability | -22.5% | -17,768 | 61,283 | 17 Feb 2026 | Direct | ||
| Neil J. Boehm Power | GNTX | Common Stock | Award | 57.2% | 31,993 | 87,967 | 17 Feb 2026 | Direct | ||
| Scott P. Ryan Power | GNTX | Common Stock | Sale | -16.9% | $223,165 | $24.73 | -9,024 | 44,279 | 17 Feb 2026 | Direct |
| Scott P. Ryan Power | GNTX | Common Stock | Tax liability | -21.3% | -14,399 | 53,303 | 17 Feb 2026 | Direct | ||
| Scott P. Ryan Power | GNTX | Common Stock | Award | 61.5% | 25,782 | 67,702 | 17 Feb 2026 | Direct | ||
| Kevin C. Nash Power | GNTX | Common Stock | Sale | -16.7% | $296,848 | $24.98 | -11,885 | 59,430 | 17 Feb 2026 | Direct |
| Kevin C. Nash Power | GNTX | Common Stock | Tax liability | -22.9% | -21,170 | 71,315 | 17 Feb 2026 | Direct | ||
| Kevin C. Nash Power | GNTX | Common Stock | Award | 70.3% | 38,181 | 92,485 | 17 Feb 2026 | Direct | ||
| Downing Steven R. Power | GNTX | Common Stock | Sale | -14.2% | $866,100 | $24.75 | -35,000 | 211,670 | 17 Feb 2026 | Direct |
| Downing Steven R. Power | GNTX | Common Stock | Tax liability | -21.7% | -68,332 | 246,670 | 17 Feb 2026 | Direct | ||
| Downing Steven R. Power | GNTX | Common Stock | Award | 65.2% | 124,311 | 315,002 | 17 Feb 2026 | Direct | ||
| Matthew W. Chiodo Power | GNTX | Common Stock | Sale | -36.1% | $496,171 | $25.02 | -19,827 | 35,101 | 17 Feb 2026 | Direct |
| Matthew W. Chiodo Power | GNTX | Common Stock | Tax liability | -22.3% | -15,751 | 54,928 | 17 Feb 2026 | Direct | ||
| Matthew W. Chiodo Power | GNTX | Common Stock | Award | 66.7% | 28,269 | 70,679 | 17 Feb 2026 | Direct | ||
| Kevin C. Nash Power | GNTX | Common Stock | Gift | -1.57% | -865 | 54,304 | 26 Aug 2025 | Direct | ||
| Anderson Joseph By Power | GNTX | Common Stock | Sale | -38.8% | $86,076 | $22.87 | -3,764 | 5,939 | 16 May 2025 | Direct |
| Ling Zang Power | GNTX | Common Stock | Award | 24.7% | 5,939 | 29,973 | 15 May 2025 | Direct | ||
| Brian Walker Power | GNTX | Common Stock | Award | 24.5% | 5,939 | 30,144 | 15 May 2025 | Direct | ||
| Schaum Richard O | GNTX | Common Stock | Award | 8.1% | 5,939 | 79,258 | 15 May 2025 | Direct | ||
| Kathleen Starkoff Power | GNTX | Common Stock | Award | 23.6% | 5,939 | 31,144 | 15 May 2025 | Direct | ||
| Billy Pink | GNTX | Common Stock | Award | 157.8% | 5,939 | 9,703 | 15 May 2025 | Direct | ||
| Deur Garth D. Power | GNTX | Common Stock | Award | 70% | 5,939 | 14,419 | 15 May 2025 | Direct | ||
| Leslie L. Brown Power | GNTX | Common Stock | Award | 21.8% | 5,939 | 33,144 | 15 May 2025 | Direct | ||
| Anderson Joseph By Power | GNTX | Common Stock | Award | 157.8% | 5,939 | 9,703 | 15 May 2025 | Direct | ||
| Schaum Richard O | GNTX | Common Stock | Options Exercise | 10.6% | 7,000 | 73,319 | 01 May 2025 | Direct | ||
| Schaum Richard O | GNTX | Non-Employee Director Stock Option Grant | Options Exercise | -100% | -7,000 | 0 | 01 May 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.