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 |
2025-04-03 Exercise |
2025-04-07 4:48 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
2,500 | $0 | 32,047 (Direct) |
View |
2025-04-01 Exercise |
2025-04-03 5:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
15,257 | $0 | 69,745 (Direct) |
View |
2025-03-12 Option Award |
2025-03-14 5:13 pm |
N/A 2035-03-12 |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
69,453 | $0 | 69,453 (Direct) |
View |
2024-11-01 Exercise |
2024-11-05 4:31 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
500 | $0 | 15,994 (Direct) |
View |
2024-10-01 Exercise |
2024-10-03 4:14 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
920 | $0 | 17,001 (Direct) |
View |
2024-08-14 Exercise |
2024-08-16 4:38 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
1,250 | $0 | 18,292 (Direct) |
View |
2024-06-25 Exercise |
2024-06-27 4:08 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
6,250 | $0 | 26,214 (Direct) |
View |
2024-04-03 Exercise |
2024-04-05 5:47 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
2,500 | $15.9 | 17,118 (Direct) |
View |
2024-04-03 Exercise |
2024-04-05 5:47 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
2,500 | $0 | 17,118 (Direct) |
View |
2024-04-01 Exercise |
2024-04-03 9:44 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
1,500 | $0 | 152,157 (Direct) |
View |
2024-04-01 Exercise |
2024-04-03 9:44 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
1,500 | $16.72 | 152,157 (Direct) |
View |
2024-04-01 Option Award |
2024-04-03 9:44 pm |
N/A 2034-04-01 |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
139,694 | $0 | 152,157 (Direct) |
View |
2023-11-01 Exercise |
2023-11-03 4:44 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
500 | $0 | 7,982 (Direct) |
View |
2023-09-29 Tax Withholding |
2023-10-03 5:03 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
307 | $24.31 | 9,407 (Direct) |
View |
2023-09-29 Exercise |
2023-10-03 5:03 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
920 | $0 | 9,407 (Direct) |
View |
2023-08-14 Option Award |
2023-08-21 4:33 pm |
N/A 2033-08-14 |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
25,000 | $0 | 25,000 (Direct) |
View |
Ownership |
2023-07-17 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Yajing Chief Financial Officer |
0 | $0 | 104,964 (Direct) |
View |