Insider Trading & Ownership - Du Ying

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>>
Time period
Insider Trading Transactions for Du Ying
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2021-09-07
Sale
2021-09-08
8:48 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
29,785$150.73$4,489,5231,008,653
(Direct)
View
2021-09-01
Sale
2021-09-03
6:43 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
81,326$145.8$11,857,2471,927,603
(Direct)
View
2021-08-02
Sale
2021-08-03
8:15 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$144.99$16,110,0152,008,929
(Direct)
View
2021-07-01
Sale
2021-07-02
6:02 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$175.61$19,511,7502,120,040
(Direct)
View
2021-06-01
Sale
2021-06-02
9:00 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$176.3$19,589,2502,231,151
(Direct)
View
2021-05-03
Sale
2021-05-04
8:37 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$160.05$17,782,976786,430
(Direct)
View
2021-04-05
Sale
2021-04-07
7:55 pm
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,112$128.19$14,243,682897,541
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2024-04-03
Option Award
2024-04-05
5:47 pm
N/A
2034-04-03
Zai Lab LtdZLABDu Ying
Chairperson & CEO
560,065$0560,065
(Direct)
View
2024-04-01
Exercise
2024-04-03
9:44 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
14,200$01,147,172
(Direct)
View
2024-04-01
Exercise
2024-04-03
9:44 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
14,200$16.721,147,172
(Direct)
View
2024-03-13
Gift
2024-03-15
8:49 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
33,891$01,099,559
(Direct)
View
2024-01-01
Option Award
2024-01-03
7:25 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
31,587$01,165,037
(Direct)
View
2024-01-01
Exercise
2024-01-03
7:25 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
31,587$01,165,037
(Direct)
View
2023-06-29
Option Award
2023-06-30
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
71,880$26.451,110,243
(Direct)
View
2023-06-23
Exercise
2023-06-26
4:06 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
58,800$01,255,451
(Direct)
View
2023-06-23
Exercise
2023-06-26
4:06 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
58,800$25.31,255,451
(Direct)
View
2023-06-23
Tax Withholding
2023-06-26
4:06 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
23,138$25.31,255,451
(Direct)
View
2023-04-03
Option Award
2023-04-05
4:06 pm
N/A
2033-04-03
Zai Lab LtdZLABDu Ying
Chairperson & CEO
377,391$0377,391
(Direct)
View
2023-03-31
Exercise
2023-04-03
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
14,200$01,056,101
(Direct)
View
2023-03-31
Tax Withholding
2023-04-03
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
5,588$33.261,056,101
(Direct)
View
2023-03-31
Exercise
2023-04-03
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
14,200$33.261,056,101
(Direct)
View
2023-03-06
Exercise(A)
2023-03-08
4:11 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
300,000$0.61,583,254
(Direct)
View
2023-03-03
Gift(A)
2023-03-08
4:11 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
426$01,583,254
(Direct)
View
2023-03-06
Exercise(A)
2023-03-08
4:11 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairperson & CEO
300,000$01,583,254
(Direct)
View
2023-03-06
Tax Withholding(A)
2023-03-08
4:11 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
120,906$40.551,583,254
(Direct)
View
2023-03-03
Gift
2023-03-07
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
21,990$01,583,254
(Direct)
View
2023-03-06
Exercise
2023-03-07
4:05 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairperson & CEO
300,000$01,583,254
(Direct)
View
2023-03-06
Tax Withholding
2023-03-07
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
120,906$01,583,254
(Direct)
View
2021-12-31
Ownership
2022-12-09
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
8,000$01,000,653
(Direct)
View
2022-04-01
Tax Withholding
2022-12-09
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
828$45.47859,450
(Direct)
View
2022-01-05
Gift
2022-12-09
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
143,775$0859,450
(Direct)
View
2022-06-25
Option Award
2022-06-27
9:50 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairperson & CEO
235,200$0235,200
(Direct)
View
2022-04-01
Option Award
2022-04-05
4:05 pm
N/A
2032-04-01
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
336,000$01,361,653
(Direct)
View
2022-04-01
Exercise
2022-04-05
4:05 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
3,400$01,361,653
(Direct)
View
2021-09-01
Exercise
2021-09-03
6:43 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$0.61,927,603
(Direct)
View
2021-09-01
Exercise
2021-09-03
6:43 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$01,927,603
(Direct)
View
2021-08-02
Exercise
2021-08-03
8:15 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$0.62,008,929
(Direct)
View
2021-08-02
Exercise
2021-08-03
8:15 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$02,008,929
(Direct)
View
2021-07-01
Exercise
2021-07-02
6:02 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$0.62,120,040
(Direct)
View
2021-07-01
Exercise
2021-07-02
6:02 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$02,120,040
(Direct)
View
2021-06-01
Exercise
2021-06-02
9:00 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$0.62,231,151
(Direct)
View
2021-06-01
Exercise
2021-06-02
9:00 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$02,231,151
(Direct)
View
2021-05-01
Exercise(A)
2021-06-02
8:58 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$0.63,462,026
(Direct)
View
2021-05-01
Exercise(A)
2021-06-02
8:58 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,111$03,462,026
(Direct)
View
2021-04-05
Exercise(A)
2021-06-02
8:57 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,112$0.63,573,138
(Direct)
View
2021-04-05
Exercise(A)
2021-06-02
8:57 pm
N/A
2025-10-22
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
111,112$03,573,138
(Direct)
View
2021-04-01
Gift
2021-04-07
7:55 pm
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
16,000$0897,541
(Direct)
View
2021-04-01
Option Award
2021-04-05
9:46 pm
N/A
2031-04-01
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
104,000$0104,000
(Direct)
View

Ownership
2021-01-04
07:32 am
N/A
N/A
Zai Lab LtdZLABDu Ying
Chairwoman & CEO
0$05,007,045
(Direct)
View
(A) Indicate amendment filing.