GENTEX CORP (GNTX) has 307 open-market insider trades by 33 insiders since 2006. Over the last six months insiders net sold $631K. The most active filer is John A. Mulder, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Fred Bauer | — | — | 18 | $176.4M | 2018-03-12 |
| Kenneth L. la Grand | Dir | — | 7 | $8.7M | 2011-02-07 |
| Steven R. Downing | CEOPres | — | 25 | $8.6M | 2026-02-19 |
| John A. Mulder | Dir | — | 28 | $7.4M | 2021-07-27 |
| Gary F. Goode | Dir | — | 19 | $6.3M | 2024-05-20 |
| Enoch C. Jen | PresVP | — | 14 | $6.2M | 2012-05-10 |
| Arlyn J. Lanting | Dir | — | 6 | $5.3M | 2012-04-26 |
| Kevin C. Nash | CFO | — | 23 | $4.4M | 2026-02-19 |
| James H. Wallace | Dir | — | 10 | $4.0M | 2022-10-31 |
| Frederick A. Sotok | Dir | — | 14 | $3.6M | 2020-05-18 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Joseph B. Anderson Jr. | Director | Sell | $136K | 2026-05-15 |
| Leslie L. Brown | Director | Sell | $246K | 2026-05-05 |
| Richard O. Schaum | Director | Sell | $112K | 2026-04-30 |
| Kevin C. Nash | CFO | Sell | $297K | 2026-02-17 |
| Neil Boehm | CTO | Sell | $279K | 2026-02-17 |
| Steven R. Downing | CEO & President | Sell | $866K | 2026-02-17 |
Companies that share insiders with GNTX, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Scott P. Ryan | CLO | Sell | $223K | 2026-02-17 |
| Matthew Chiodo | President & VP | Sell | $496K | 2026-02-17 |
| Joseph B. Anderson Jr. | Director | Sell | $172K | 2025-05-16 |
| Gary F. Goode | Director | Sell | $325K | 2024-05-20 |
| Scott P. Ryan | CLO | Sell | $438K | 2024-02-20 |
| Kevin C. Nash | CFO | Sell | $446K | 2024-02-20 |
| Gary F. Goode | Director | Sell | $490K | 2024-02-09 |
| Gary F. Goode | Director | Sell | $239K | 2024-02-02 |
| Richard O. Schaum | Director | Sell | $409K | 2024-02-01 |