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 |
2024-07-03 Option Award |
2024-07-08 5:44 pm |
2025-06-19 2034-07-03 |
TFF Pharmaceuticals Inc. | TFFP | Lee Catherine Chai-zon Director |
1,583 | $0 | 3,166 (Direct) |
View |
2024-04-18 Option Award |
2024-04-22 8:52 pm |
N/A N/A |
TFF Pharmaceuticals Inc. | TFFP | Lee Catherine Chai-zon Director |
3,556 | $0 | 3,556 (Direct) |
View |
2023-12-01 Option Award |
2023-12-04 5:27 pm |
2024-12-01 2033-12-01 |
TFF Pharmaceuticals Inc. | TFFP | Lee Catherine Chai-zon Director |
132,442 | $0 | 132,442 (Direct) |
View |
2021-05-05 Option Award |
2021-05-07 6:36 pm |
N/A N/A |
Metacrine Inc. | MTCR | Lee Catherine Chai-zon EVP, Gen. Counsel & Secretary |
3,846 | $0 | 3,846 (Direct) |
View |
2021-02-10 Option Award |
2021-02-12 4:56 pm |
N/A 2031-02-09 |
Metacrine Inc. | MTCR | Lee Catherine Chai-zon EVP, Gen. Counsel & Secretary |
65,000 | $0 | 65,000 (Direct) |
View |
Ownership |
2020-11-09 6:45 pm |
N/A 2030-08-20 |
Metacrine Inc. | MTCR | Lee Catherine Chai-zon EVP, Gen. Counsel & Secretary |
0 | $0 | 137,253 (Direct) |
View |