Ying Du
Director, Chairperson & CEO · 7 filings · Latest: May 26, 2026
Zai Lab Ltd
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
ZLAB | Ying Du | Director, Chairperson & CEO | May 27, 2026 | Gift | $0.00 | 87,843 | — | 1,158,583 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 26, 2026 | Gift | $0.00 | 19,857 | — | 1,246,426 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 19, 2026 | Tax Withholding | $18.75 | 117,435 | $2.2M | 1,266,283 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 19, 2026 | Option Exercise | $1.74 | 261,092 | $454.3K | 1,383,718 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 18, 2026 | Sale | $19.00 | 50,000 | $949.8K | 1,122,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 18, 2026 | Option Exercise | $1.74 | 50,000 | $87.0K | 1,172,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 15, 2026 | Sale | $20.74 | 50,000 | $1.0M | 1,122,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 15, 2026 | Option Exercise | $1.74 | 50,000 | $87.0K | 1,172,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 14, 2026 | Sale | $20.09 | 50,000 | $1.0M | 1,122,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 14, 2026 | Option Exercise | $1.74 | 50,000 | $87.0K | 1,172,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 13, 2026 | Sale | $19.97 | 50,000 | $998.5K | 1,122,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | May 13, 2026 | Option Exercise | $1.74 | 50,000 | $87.0K | 1,172,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | Apr 6, 2026 | Sale | $20.45 | 2,653 | $54.2K | 1,122,626 | |
ZLAB | Ying Du | Director, Chairperson & CEO | Apr 2, 2026 | Sale | $20.39 | 5,576 | $113.7K | 1,125,279 | |
ZLAB | Ying Du | Director, Chairperson & CEO | Apr 2, 2026 | Option Exercise | — | 6,750 | — | 1,130,855 | |
ZLAB | Ying Du | Director, Chairperson & CEO | Apr 1, 2026 | Option Exercise | — | 14,200 | — | 1,124,105 |