Du Ying 13D and 13G filings for Zai Lab Limited:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-02-14 4:53 pm Sale | 2021-12-31 | 13G | Zai Lab Limited ZLAB | Du Ying | 4,742,042 4.780% | -1,152,346 (-19.55%) | Filing |
| 2021-02-04 5:04 pm Sale | 2020-12-31 | 13G | Zai Lab Limited ZLAB | Du Ying | 5,894,388 6.500% | -2,029,067 (-25.61%) | Filing |
| 2020-02-14 4:07 pm Sale | 2019-12-31 | 13G | Zai Lab Limited ZLAB | Du Ying | 7,923,455 11.150% | -1,475,634 (-15.70%) | Filing |