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 |
2024-03-13 Gift |
2024-03-15 8:49 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
33,891 | $0 | 1,099,559 (Direct) |
View |
2023-12-29 Exercise |
2024-01-03 7:26 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Amado Rafael See Remarks |
42,000 | $0 | 106,637 (Direct) |
View |
2024-01-01 Option Award |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
31,587 | $0 | 1,165,037 (Direct) |
View |
2024-01-01 Exercise |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
31,587 | $0 | 1,165,037 (Direct) |
View |
2024-01-01 Option Award |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
17,548 | $0 | 63,608 (Direct) |
View |
2024-01-01 Exercise |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
17,548 | $0 | 63,608 (Direct) |
View |
2024-01-01 Option Award |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
17,548 | $0 | 47,553 (Direct) |
View |
2024-01-01 Exercise |
2024-01-03 7:25 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
17,548 | $0 | 47,553 (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 |
2023-08-17 Tax Withholding |
2023-08-21 4:34 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
1,181 | $23.39 | 26,960 (Direct) |
View |
2023-08-17 Exercise |
2023-08-21 4:34 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
4,850 | $0 | 26,960 (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 |
2023-08-15 Tax Withholding |
2023-08-17 5:36 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Smiley Joshua L See Remarks |
4,373 | $24.52 | 75,127 (Direct) |
View |
2023-08-15 Exercise |
2023-08-17 5:36 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Smiley Joshua L See Remarks |
15,900 | $0 | 75,127 (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 |
2023-06-29 Option Award |
2023-06-30 4:17 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Morrison Scott W Director |
18,903 | $26.45 | 26,248 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:13 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | DIEKMAN JOHN D Director |
18,903 | $26.45 | 86,518 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:09 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Chen Kai-Xian Director |
18,903 | $26.45 | 49,919 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | WIRTH PETER Director |
18,903 | $26.45 | 361,666 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | MOULDER LEON O JR Director |
18,903 | $26.45 | 40,518 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
71,880 | $26.45 | 1,110,243 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Lis William Director |
18,903 | $26.45 | 42,233 (Direct) |
View |
2023-06-29 Option Award |
2023-06-30 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | GAYNOR RICHARD Director |
18,903 | $26.45 | 27,815 (Direct) |
View |
2023-06-23 Tax Withholding |
2023-06-26 4:07 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
7,182 | $25.3 | 88,065 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:07 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
18,250 | $0 | 88,065 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:07 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
18,250 | $25.3 | 88,065 (Direct) |
View |
2023-06-23 Tax Withholding |
2023-06-26 4:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
23,138 | $25.3 | 1,255,451 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
58,800 | $0 | 1,255,451 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:06 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
58,800 | $25.3 | 1,255,451 (Direct) |
View |
2023-06-23 Tax Withholding |
2023-06-26 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
3,556 | $25.3 | 76,791 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
14,600 | $0 | 76,791 (Direct) |
View |
2023-06-23 Exercise |
2023-06-26 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
14,600 | $25.3 | 76,791 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:06 pm |
N/A 2033-04-03 |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
377,391 | $0 | 377,391 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:05 pm |
N/A 2033-04-03 |
Zai Lab Ltd | ZLAB | Amado Rafael See Remarks |
134,781 | $0 | 134,781 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:05 pm |
N/A 2033-04-03 |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
125,795 | $0 | 125,795 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:05 pm |
N/A 2033-04-03 |
Zai Lab Ltd | ZLAB | Smiley Joshua L See Remarks |
178,630 | $0 | 178,630 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:05 pm |
N/A 2033-04-03 |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
130,713 | $0 | 130,713 (Direct) |
View |
2023-04-03 Exercise |
2023-04-05 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Cho William Ki Chul Chief Financial Officer |
2,827 | $0 | 64,138 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
1,059 | $33.26 | 38,631 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
4,348 | $33.26 | 38,631 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Reinhart Harald See Remarks |
4,348 | $0 | 38,631 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
953 | $33.26 | 35,121 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
3,500 | $33.26 | 35,121 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Edmondson Frazor Titus III Chief Legal Officer |
3,500 | $0 | 35,121 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
5,588 | $33.26 | 1,056,101 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
14,200 | $33.26 | 1,056,101 (Direct) |
View |
2023-03-31 Exercise |
2023-04-03 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
14,200 | $0 | 1,056,101 (Direct) |
View |
2023-03-06 Tax Withholding(A) |
2023-03-08 4:11 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
120,906 | $40.55 | 1,583,254 (Direct) |
View |
2023-03-06 Exercise(A) |
2023-03-08 4:11 pm |
N/A 2025-10-22 |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
300,000 | $0 | 1,583,254 (Direct) |
View |
2023-03-03 Gift(A) |
2023-03-08 4:11 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
426 | $0 | 1,583,254 (Direct) |
View |
2023-03-06 Exercise(A) |
2023-03-08 4:11 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
300,000 | $0.6 | 1,583,254 (Direct) |
View |
2023-03-06 Exercise |
2023-03-07 4:05 pm |
N/A 2025-10-22 |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
300,000 | $0 | 1,583,254 (Direct) |
View |
2023-03-06 Tax Withholding |
2023-03-07 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
120,906 | $0 | 1,583,254 (Direct) |
View |
2023-03-03 Gift |
2023-03-07 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Du Ying Chairperson & CEO |
21,990 | $0 | 1,583,254 (Direct) |
View |
2023-03-03 Option Award |
2023-03-07 4:05 pm |
N/A N/A |
Zai Lab Ltd | ZLAB | Vounatsos Michel Director |
18,332 | $0 | 18,332 (Direct) |
View |