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 |
2023-01-17 Purchase |
2024-02-14 4:35 pm |
Summit Therapeutics Inc. | SMMT | Xia Yu Director |
31,523,530 | $1.5131 | $47,699,707 | 10,000,000 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-01-02 Option Award |
2025-01-06 7:24 pm |
N/A 2035-01-02 |
Summit Therapeutics Inc. | SMMT | Xia Yu Director |
5,438 | $9.18 | 40,438 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 7:24 pm |
N/A 2035-01-02 |
Summit Therapeutics Inc. | SMMT | Xia Yu Director |
35,000 | $0 | 40,438 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:19 pm |
N/A 2034-01-02 |
Summit Therapeutics Inc. | SMMT | Xia Yu Director |
235,000 | $0 | 270,000 (Direct) |
View |