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 |
2020-11-09 Sale |
2020-11-12 2:52 pm |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $71.04 | $11,366,413 | 736,384 (Direct) |
View |
2020-11-05 Sale |
2020-11-09 1:39 pm |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $72.94 | $11,670,264 | 1,030,000 (Direct) |
View |
2020-11-03 Sale |
2020-11-05 10:45 am |
COGNEX CORP | CGNX | Willett Robert CEO & President |
159,638 | $71.05 | $11,341,572 | 950,000 (Direct) |
View |
2020-10-30 Sale |
2020-11-03 09:21 am |
COGNEX CORP | CGNX | Willett Robert CEO & President |
362 | $66.73 | $24,155 | 1,109,638 (Direct) |
View |
2020-09-02 Sale |
2020-09-03 2:50 pm |
COGNEX CORP | CGNX | Willett Robert CEO & President |
100,000 | $70.51 | $7,051,260 | 1,110,000 (Direct) |
View |
2020-08-06 Sale |
2020-08-10 11:50 am |
COGNEX CORP | CGNX | Willett Robert CEO & President |
70,000 | $67.88 | $4,751,361 | 1,616,022 (Direct) |
View |
2020-08-04 Sale |
2020-08-06 3:19 pm |
COGNEX CORP | CGNX | Willett Robert CEO & President |
130,000 | $67.85 | $8,820,769 | 1,820,000 (Direct) |
View |
2020-07-31 Sale |
2020-08-04 3:02 pm |
COGNEX CORP | CGNX | Willett Robert CEO & President |
200,000 | $66.24 | $13,248,390 | 2,110,000 (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 |
2025-02-18 Option Award |
2025-02-20 5:10 pm |
2026-02-18 2035-02-18 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
264,025 | $0 | 1,750,238 (Direct) |
View |
2024-05-22 Option Award |
2024-05-23 08:59 am |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
836 | $0 | 8,587 (Direct) |
View |
2024-02-16 Gift |
2024-03-11 5:00 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
7,901 | $0 | 1,486,213 (Direct) |
View |
2022-02-16 Ownership |
2024-03-11 4:33 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
7,903 | $0 | 1,191,466 (Direct) |
View |
Ownership |
2024-03-11 4:33 pm |
2018-02-21 2027-02-21 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
0 | $0 | 1,191,466 (Direct) |
View |
2024-02-20 Option Award |
2024-02-22 6:25 pm |
2025-02-20 2034-02-20 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
298,150 | $0 | 1,486,213 (Direct) |
View |
2024-02-16 Exercise |
2024-02-20 5:12 pm |
2022-02-16 2024-02-16 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
11,304 | $0 | 1,188,063 (Direct) |
View |
2024-02-16 Tax Withholding |
2024-02-20 5:12 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
3,403 | $38.13 | 1,188,063 (Direct) |
View |
2023-05-24 Option Award |
2023-05-25 4:10 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
1,148 | $0 | 7,751 (Direct) |
View |
2023-02-21 Option Award |
2023-02-23 4:41 pm |
2024-02-21 2033-02-21 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
233,484 | $0 | 1,191,466 (Direct) |
View |
2023-02-16 Exercise |
2023-02-21 5:04 pm |
2022-02-16 2024-02-16 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
6,782 | $0 | 957,982 (Direct) |
View |
2023-02-16 Tax Withholding |
2023-02-21 5:04 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
2,040 | $55.31 | 957,982 (Direct) |
View |
2022-05-25 Option Award |
2022-05-26 1:37 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
1,849 | $0 | 6,603 (Direct) |
View |
2022-02-22 Option Award |
2022-02-24 3:21 pm |
2023-02-22 2032-02-22 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
185,254 | $0 | 960,022 (Direct) |
View |
2022-02-16 Exercise |
2022-02-18 3:05 pm |
2022-02-16 2024-02-16 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
4,522 | $0 | 774,768 (Direct) |
View |
2022-02-16 Tax Withholding |
2022-02-18 3:05 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
1,361 | $64.12 | 774,768 (Direct) |
View |
2022-01-03 Option Award |
2022-01-04 4:18 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
257 | $0 | 4,754 (Direct) |
View |
2021-06-03 Option Award |
2021-06-07 4:17 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
1,513 | $0 | 4,497 (Direct) |
View |
2021-02-16 Option Award |
2021-02-18 3:17 pm |
2022-02-16 2031-02-16 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
146,129 | $0 | 776,129 (Direct) |
View |
2020-11-09 Exercise |
2020-11-12 2:52 pm |
2015-11-03 2024-11-03 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $0 | 736,384 (Direct) |
View |
2020-11-09 Exercise |
2020-11-12 2:52 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $20.2 | 736,384 (Direct) |
View |
2020-11-05 Exercise |
2020-11-09 1:39 pm |
2015-11-03 2024-11-03 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $0 | 1,030,000 (Direct) |
View |
2020-11-05 Exercise |
2020-11-09 1:39 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
160,000 | $20.2 | 1,030,000 (Direct) |
View |
2020-11-03 Exercise |
2020-11-05 10:45 am |
2017-02-12 2026-02-12 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
159,638 | $0 | 950,000 (Direct) |
View |
2020-11-04 Exercise |
2020-11-05 10:45 am |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
80,000 | $20.2 | 950,000 (Direct) |
View |
2020-11-03 Exercise |
2020-11-05 10:45 am |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
79,638 | $16.72 | 950,000 (Direct) |
View |
2020-10-30 Exercise |
2020-11-03 09:21 am |
2017-02-12 2026-02-12 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
362 | $0 | 1,109,638 (Direct) |
View |
2020-10-30 Exercise |
2020-11-03 09:21 am |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
362 | $16.72 | 1,109,638 (Direct) |
View |
2020-09-02 Exercise |
2020-09-03 2:50 pm |
2017-02-12 2026-02-12 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
100,000 | $0 | 1,110,000 (Direct) |
View |
2020-09-02 Exercise |
2020-09-03 2:50 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
100,000 | $16.72 | 1,110,000 (Direct) |
View |
2020-08-06 Exercise |
2020-08-10 11:50 am |
2015-11-03 2024-11-03 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
70,000 | $0 | 1,616,022 (Direct) |
View |
2020-08-06 Exercise |
2020-08-10 11:50 am |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
70,000 | $20.2 | 1,616,022 (Direct) |
View |
2020-08-04 Exercise |
2020-08-06 3:19 pm |
2015-11-03 2024-11-03 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
130,000 | $0 | 1,820,000 (Direct) |
View |
2020-08-04 Exercise |
2020-08-06 3:19 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
130,000 | $20.2 | 1,820,000 (Direct) |
View |
2020-07-31 Exercise |
2020-08-04 3:02 pm |
2015-11-03 2024-11-03 |
COGNEX CORP | CGNX | Willett Robert CEO & President |
200,000 | $0 | 2,110,000 (Direct) |
View |
2020-07-31 Exercise |
2020-08-04 3:02 pm |
N/A N/A |
COGNEX CORP | CGNX | Willett Robert CEO & President |
200,000 | $20.2 | 2,110,000 (Direct) |
View |
2020-06-03 Option Award |
2020-06-05 4:17 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Willett Robert Director |
2,168 | $0 | 2,984 (Direct) |
View |