Zai Lab's three largest insider shareholders as of May 30, 2026 are Nisa Leung (Director, 7.99Mn shares), Ying Du (Chairperson Ceo, 1.12Mn shares), Ying Du (Chairwoman Ceo, 1.01Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Peter Wirth | - | 393,750 | 0 | 23 Jun, 2025 |
| Leon O Jr Moulder | - | 72,602 | 0 | 23 Jun, 2025 |
| John D Diekman | - | 99,769 | 0 | 23 Jun, 2025 |
| William Lis | - | 35,106 | 0 | 23 Jun, 2025 |
| Tao Fu | President Coo | 187,668 | 0 | 27 Sep, 2021 |
| Rafael Amado | - | 57,022 | 0 | 08 Apr, 2026 |
| Scott W Morrison | - | 34,533 | 0 | 23 Jun, 2025 |
| Michel Vounatsos | - | 50,416 | 0 | 23 Jun, 2025 |
| Joshua L Smiley | - | 117,602 | 0 | 08 Apr, 2026 |
| Ying Du | Chairperson Ceo | 1,122,626 | 0 | 08 Apr, 2026 |
| Richard Gaynor | - | 56,630 | 0 | 19 Mar, 2026 |
| Frazor Titus Iii Edmondson | Chief Legal Officer | 23,366 | 0 | 08 Apr, 2026 |
| Nisa Leung | - | 63,095 | 7,922,932 | 22 Sep, 2021 |
| Harald Reinhart | - | 62,619 | 0 | 27 Jun, 2024 |
| Yi Liang | Cco President, Greater China | 104,847 | 0 | 05 Apr, 2022 |
| William Ki Chul Cho | Chief Financial Officer | 53,747 | 0 | 05 Apr, 2023 |
| Alan B. Sandler | Head Of Global Dev., Oncology | 28,985 | 0 | 05 Apr, 2022 |
| Kai-Xian Chen | - | 39,525 | 0 | 03 Jan, 2025 |
| Yajing Chen | Chief Financial Officer | 31,705 | 0 | 08 Apr, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 06 Apr, 2026 | Joshua L Smiley | American Depositary Shares | D | 3,017 | $20.45 | 117,602 | D | S |
| 06 Apr, 2026 | Rafael Amado | American Depositary Shares | D | 2,739 | $20.45 | 57,022 | D | S |
| 06 Apr, 2026 | Yajing Chen | American Depositary Shares | D | 853 | $20.45 | 31,705 | D | S |
| 06 Apr, 2026 | Ying Du | American Depositary Shares | D | 2,653 | $20.45 | 1,122,626 | D | S |
| 06 Apr, 2026 | Frazor Titus Iii Edmondson | American Depositary Shares | D | 1,224 | $20.45 | 23,366 | D | S |
| 01 Apr, 2026 | Frazor Titus Iii Edmondson | American Depositary Shares | A | 2,671 | - | 9,165 | D | M |
| 01 Apr, 2026 | Yajing Chen | American Depositary Shares | A | 1,500 | - | 21,499 | D | M |
| 01 Apr, 2026 | Rafael Amado | American Depositary Shares | A | 19,523 | - | 64,280 | D | M |
| 01 Apr, 2026 | Joshua L Smiley | American Depositary Shares | A | 32,062 | - | 123,088 | D | M |
| 01 Apr, 2026 | Ying Du | American Depositary Shares | A | 10,800 | - | 1,120,705 | D | M |
| 02 Apr, 2026 | Rafael Amado | American Depositary Shares | A | 5,391 | - | 69,671 | D | M |
| 01 Apr, 2026 | Ying Du | American Depositary Shares | A | 3,400 | - | 1,124,105 | D | M |
| 01 Apr, 2026 | Frazor Titus Iii Edmondson | American Depositary Shares | A | 830 | - | 9,995 | D | M |
| 01 Apr, 2026 | Yajing Chen | American Depositary Shares | A | 13,758 | - | 35,257 | D | M |
| 02 Apr, 2026 | Joshua L Smiley | American Depositary Shares | A | 7,145 | - | 130,233 | D | M |
| 02 Apr, 2026 | Rafael Amado | American Depositary Shares | D | 9,910 | $20.39 | 59,761 | D | S |
| 01 Apr, 2026 | Frazor Titus Iii Edmondson | American Depositary Shares | A | 13,758 | - | 23,753 | D | M |
| 02 Apr, 2026 | Ying Du | American Depositary Shares | A | 6,750 | - | 1,130,855 | D | M |
| 02 Apr, 2026 | Yajing Chen | American Depositary Shares | A | 2,500 | - | 37,757 | D | M |
| 02 Apr, 2026 | Joshua L Smiley | American Depositary Shares | D | 9,614 | $20.39 | 120,619 | D | S |