GNTX - CIK 0000355811
GENTEX CORP has filed 1,349 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (735 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2026-05-26 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-22 | 2026-05-21 |
| New insider ownership | 3 | 2026-05-22 | 2026-05-21 |
| Insider trade | 4 | 2026-05-15 | 2026-05-15 |
| Insider trade | 4 | 2026-05-15 | 2026-05-15 |
| Quarterly report | 10-Q | 2026-05-06 | 2026-03-31 |
| Insider sale notice | 144 | 2026-05-05 | - |
| Insider trade | 4 | 2026-05-05 | 2026-05-05 |
| Insider sale notice | 144 | 2026-04-30 | - |
| Insider trade | 4 | 2026-04-30 | 2026-04-30 |
| SCHEDULE 13G | - | 2026-04-29 | - |
| Major company event | 8-K | 2026-04-24 | 2026-04-24 |
| Proxy materials | DEFA14A | 2026-04-09 | - |
| Proxy statement | DEF 14A | 2026-04-09 | 2026-05-21 |
| SCHEDULE 13G/A | - | 2026-03-26 | - |
| Annual report | 10-K | 2026-02-24 | 2025-12-31 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider trade | 4 | 2026-02-19 | 2026-02-17 |
| Insider sale notice | 144 | 2026-02-17 | - |
| Insider sale notice | 144 | 2026-02-17 | - |
| Insider sale notice | 144 | 2026-02-17 | - |
| Insider sale notice | 144 | 2026-02-17 | - |
| Insider sale notice | 144 | 2026-02-17 | - |
| SCHEDULE 13G/A | - | 2026-02-10 | - |
| Major company event | 8-K | 2026-01-30 | 2026-01-30 |
| Quarterly report | 10-Q | 2025-11-07 | 2025-09-30 |
| Major company event | 8-K | 2025-10-24 | 2025-10-24 |
| Insider trade | 4 | 2025-08-27 | 2025-08-26 |
| SCHEDULE 13G/A | - | 2025-08-12 | - |
| Quarterly report | 10-Q | 2025-08-08 | 2025-06-30 |
| Major company event | 8-K | 2025-07-25 | 2025-07-25 |
| SD | - | 2025-05-30 | - |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |
| Insider trade | 4 | 2025-05-19 | 2025-05-15 |