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 |
2020-08-11 Sale |
2020-08-12 5:38 pm |
Protagonist Therapeutics Inc | PTGX | KHOSLA CHAITAN PHD Director |
2,499 | $17.19 | $42,952 | 7,499 (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 |
2024-06-11 Option Award |
2024-06-12 6:23 pm |
N/A N/A |
Entero Therapeutics Inc. | ENTO | KHOSLA CHAITAN PHD Director |
24,889 | $0 | 25,329 (Direct) |
View |
2024-03-13 Option Award |
2024-03-15 6:05 pm |
N/A N/A |
First Wave BioPharma Inc. | FWBI | KHOSLA CHAITAN PHD Director |
53,561 | $0 | 53,561 (Indirect) |
View |
2020-08-11 Exercise |
2020-08-12 5:38 pm |
N/A 2024-10-22 |
Protagonist Therapeutics Inc | PTGX | KHOSLA CHAITAN PHD Director |
2,499 | $0 | 7,499 (Direct) |
View |
2020-08-11 Exercise |
2020-08-12 5:38 pm |
N/A N/A |
Protagonist Therapeutics Inc | PTGX | KHOSLA CHAITAN PHD Director |
2,499 | $1.89 | 7,499 (Direct) |
View |
2020-05-28 Option Award |
2020-05-29 6:15 pm |
N/A 2030-05-27 |
Protagonist Therapeutics Inc | PTGX | KHOSLA CHAITAN PHD Director |
15,000 | $0 | 15,000 (Direct) |
View |