Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2021-06-08 Sale |
2021-06-09 1:24 pm |
GENTEX CORP | GNTX | Zang Ling Director |
10,000 | $34.34 | $343,400 | 11,138 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-05-16 Option Award |
2024-05-17 2:19 pm |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
3,764 | $0 | 24,034 (Direct) |
View |
2023-05-18 Option Award |
2023-05-22 09:38 am |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
4,716 | $0 | 20,270 (Direct) |
View |
2022-05-19 Option Award(A) |
2022-05-26 2:05 pm |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
4,416 | $0 | 15,554 (Direct) |
View |
2022-05-19 Option Award |
2022-05-23 2:07 pm |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
3,397 | $0 | 14,535 (Direct) |
View |
2021-05-20 Option Award |
2021-05-27 09:49 am |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
2,845 | $0 | 21,138 (Direct) |
View |
Ownership |
2021-05-27 09:48 am |
N/A N/A |
GENTEX CORP | GNTX | Zang Ling Director |
0 | $0 | 18,293 (Direct) |
View |