According to recent filings covering the 90 days ending December 12, 2025, the three most significant insider holders at Zai Lab are Director Kai-Xian Chen (39.52K shares), Chief Legal Officer Frazor Titus Iii Edmondson (27.74K shares), Chief Financial Officer Yajing Chen (17.44K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Nisa Leung | 7,996,858 | 23 Jun, 2025 | |
| Ying Du | Chairperson & CEO | 964,161 | 12 Dec, 2025 |
| Peter Wirth | 393,750 | 23 Jun, 2025 | |
| Tao Fu | President & COO | 273,103 | 29 Oct, 2021 |
| Yi Liang | Cco & President And Greater China | 104,847 | 05 Apr, 2022 |
| John D Diekman | 99,769 | 23 Jun, 2025 | |
| Joshua L Smiley | 86,604 | 12 Sep, 2025 | |
| Leon O Jr Moulder | 72,602 | 23 Jun, 2025 | |
| Harald Reinhart | 62,619 | 27 Jun, 2024 | |
| Richard Gaynor | 54,899 | 23 Jun, 2025 | |
| William Ki Chul Cho | Chief Financial Officer | 53,747 | 05 Apr, 2023 |
| Michel Vounatsos | 50,416 | 23 Jun, 2025 | |
| Rafael Amado | 42,178 | 12 Aug, 2025 | |
| Kai-Xian Chen | 39,525 | 03 Jan, 2025 | |
| William Lis | 35,106 | 23 Jun, 2025 | |
| Scott W Morrison | 34,533 | 23 Jun, 2025 | |
| Alan B. Sandler | Head Of Global Dev. And Oncology | 28,985 | 05 Apr, 2022 |
| Frazor Titus Iii Edmondson | Chief Legal Officer | 27,737 | 25 Nov, 2025 |
| Yajing Chen | Chief Financial Officer | 17,444 | 04 Nov, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 10 Dec, 2025 | Ying Du | American Depositary Shares | D | 303,378 | $0.00 | 586,641 | D | G |
| 11 Dec, 2025 | Ying Du | American Depositary Shares | A | 377,520 | $0.00 | 964,161 | D | G |
| 21 Nov, 2025 | Frazor Titus Iii Edmondson | American Depositary Shares | D | 14,328 | $19.78 | 27,737 | D | S |
| 31 Oct, 2025 | Yajing Chen | American Depositary Shares | A | 500 | - | 17,684 | D | M |
| 03 Nov, 2025 | Yajing Chen | American Depositary Shares | D | 240 | $26.83 | 17,444 | D | S |
| 01 Oct, 2025 | Yajing Chen | American Depositary Shares | A | 920 | - | 17,640 | D | M |
| 02 Oct, 2025 | Yajing Chen | American Depositary Shares | D | 456 | $34.25 | 17,184 | D | S |
| 10 Sep, 2025 | Joshua L Smiley | American Depositary Shares | A | 10,000 | $28.91 | 86,604 | D | P |
| 29 Aug, 2025 | Ying Du | American Depositary Shares | A | 604,376 | $1.20 | 1,141,338 | D | M |
| 29 Aug, 2025 | Ying Du | American Depositary Shares | D | 251,319 | $32.59 | 890,019 | D | F |
| 15 Aug, 2025 | Frazor Titus Iii Edmondson | American Depositary Shares | A | 4,850 | - | 43,948 | D | M |
| 15 Aug, 2025 | Joshua L Smiley | American Depositary Shares | A | 15,900 | - | 83,245 | D | M |
| 15 Aug, 2025 | Joshua L Smiley | - | - | 83,245 | D | |||
| 18 Aug, 2025 | Joshua L Smiley | - | - | 76,604 | D | |||
| 18 Aug, 2025 | Frazor Titus Iii Edmondson | American Depositary Shares | D | 1,883 | $36.24 | 42,065 | D | S |
| 18 Aug, 2025 | Joshua L Smiley | American Depositary Shares | D | 6,641 | $36.24 | 76,604 | D | S |
| 14 Aug, 2025 | Yajing Chen | American Depositary Shares | A | 1,250 | - | 18,158 | D | M |
| 15 Aug, 2025 | Yajing Chen | American Depositary Shares | D | 610 | $35.27 | 17,548 | D | S |
| 15 Aug, 2025 | Yajing Chen | American Depositary Shares | D | 828 | $35.53 | 16,720 | D | S |
| 12 Aug, 2025 | Ying Du | American Depositary Shares | A | 50,000 | $0.60 | 586,962 | D | M |