SEC Form 4 · accession 0000905148-26-003804
Zai Lab Ltd · ZLAB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Yajing Chen
Officer — Chief Financial Officer
Period of report
Aug 14, 2026
Accepted (ET)
Aug 18, 2026 · 4:16 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001704292
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| American Depositary SharesF1,F2,F3 | Aug 14, 2026 | M | 1,250 | — | A | 36,322 | D | |
| American Depositary SharesF1,F4 | Aug 14, 2026 | F | 427 | $25.90 | D | 35,895 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Share UnitsF3,F5,F1 | — | Aug 14, 2026 | M | 1,250 | D | — | — | American Depositary Shares | 1,250 | 1,250 | D |
Explanation of responses
- F1Each American Depositary Share ("ADS") represents ten Ordinary Shares of the issuer. Our ADSs and Ordinary Shares are fully fungible. For purposes of this Form 4, we are reporting this in terms of ADSs.
- F2ADSs acquired upon vesting of Restricted Share Units ("RSUs").
- F3Each RSU represents a contingent right to receive one ADS.
- F4These ADSs were withheld to cover taxes upon vesting of RSUs.
- F5The RSUs vest in equal annual installments over four years beginning on 08/14/2024, the first anniversary of the date of grant. Vested shares will be delivered in the form of ADSs to the reporting person following vesting.