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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-09-01 Option Award |
2024-09-04 8:20 pm |
N/A 2034-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
33,156 | $0 | 201,332 (Direct) |
View |
2024-07-15 Exercise |
2024-07-17 4:15 pm |
N/A N/A |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
7,752 | $10.05 | 168,149 (Direct) |
View |
2024-07-15 Exercise |
2024-07-17 4:15 pm |
N/A 2024-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
7,752 | $0 | 168,149 (Direct) |
View |
2023-09-01 Option Award |
2023-09-06 5:31 pm |
N/A 2033-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
33,543 | $0 | 193,912 (Direct) |
View |
2023-07-11 Exercise |
2023-07-12 5:17 pm |
N/A 2023-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
8,582 | $0 | 160,338 (Direct) |
View |
2023-07-11 Exercise |
2023-07-12 5:17 pm |
N/A N/A |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
8,582 | $7.35 | 160,338 (Direct) |
View |
2022-10-04 Exercise |
2022-10-06 5:24 pm |
N/A 2022-11-16 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
27,218 | $0 | 151,727 (Direct) |
View |
2022-10-04 Exercise |
2022-10-06 5:24 pm |
N/A N/A |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
27,218 | $5.125 | 151,727 (Direct) |
View |
2022-10-04 Tax Withholding |
2022-10-06 5:24 pm |
N/A N/A |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
10,086 | $13.83 | 151,727 (Direct) |
View |
2022-09-01 Option Award |
2022-09-06 6:06 pm |
N/A 2032-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
35,121 | $0 | 169,716 (Direct) |
View |
2021-09-01 Option Award |
2021-09-02 5:40 pm |
N/A 2031-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
24,051 | $0 | 158,586 (Direct) |
View |
2020-09-01 Option Award |
2020-09-03 4:23 pm |
N/A 2030-08-31 |
NORTHERN TECHNOLOGIES INTERNATIONAL CORP | NTIC | WOLSFELD MATTHEW C CFO and Corporate Secretary |
55,244 | $0 | 189,711 (Direct) |
View |