Du Ying's Form 4 filing
Zai Lab Ltd (ZLAB) · filed Mar 6, 2026
- Accession no.
- 0000905148-26-001193
- Filed
- Mar 6, 2026
- Trade date
- Mar 4-5, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 5 non-derivative transactions and 2 derivative transactions. Open-market sales total $1.92M. It was filed 2 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 |
|---|---|
| Du YingCIK 0001731790 | Director, Officer (Chairperson & CEO) |
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 |
|---|---|---|---|---|---|---|---|---|
| Mar 4, 2026 | American Depositary Shares | MOption exerciseAcquired | +50,000 | $1.74 | +$87,000 | 1,014,161 | Direct | |
| Mar 4, 2026 | American Depositary Shares | SSaleDisposed | −14,290 | $18.78F3 | −$268,366.2 | 999,871 | Direct | |
| Mar 4, 2026 | American Depositary Shares | SSaleDisposed | −35,710 | $19.32F4 | −$689,917.2 | 964,161 | Direct | |
| Mar 5, 2026 | American Depositary Shares | MOption exerciseAcquired | +50,000 | $1.74 | +$87,000 | 1,014,161 | Direct | |
| Mar 5, 2026 | American Depositary Shares | SSaleDisposed | −50,000 | $19.22F5 | −$961,000 | 964,161 | 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 |
|---|---|---|---|---|---|---|---|---|
| Mar 4, 2026 | American Depositary Shares | MOption exerciseDisposed | −50,000 | $0.00 | $0 | 872,184 | Direct | |
| Mar 5, 2026 | American Depositary Shares | MOption exerciseDisposed | −50,000 | $0.00 | $0 | 822,184 | 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
Reflects a weighted average sale price of $18.7769 per share, at prices ranging from $18.09 to $19.085 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F4
Reflects a weighted average sale price of $19.3176 per share, at prices ranging from $19.09 to $19.50 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F5
Reflects a weighted average sale price of $19.2211 per share, at prices ranging from $18.89 to $19.395 per share. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.