Chen Yajing's Form 4 filing
Zai Lab LtdZLAB · filed Aug 18, 2025
- Accession no.
- 0000905148-25-003036
- Filed
- Aug 18, 2025
- Trade date
- Aug 14-15, 2025
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Checked
This filing lists 3 non-derivative transactions and 1 derivative transaction. Open-market sales total $50.9K. It was filed 4 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Chen YajingCIK 0001985694 | Officer (Chief Financial Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2025 | American Depositary Shares | MOption exerciseAcquired | +1,250 | –F3 | – | 18,158 | Direct | |
| Aug 15, 2025 | American Depositary Shares | SSaleDisposed | −610 | $35.27 | −$21,514.7 | 17,548 | Direct | |
| Aug 15, 2025 | American Depositary Shares | SSaleDisposed | −828 | $35.53 | −$29,418.84 | 16,720 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2025 | American Depositary Shares | MOption exerciseDisposed | −1,250 | $0.00 | $0 | 2,500 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F3
Each RSU represents a contingent right to receive one ADS.
Referenced by the price of 1 transaction in Table I.