13 insiders reported 186 Form 4 transactions for Zai Lab Ltd (ZLAB) over the past 18 months (most recent 2026-07-06). Recent activity: Du Ying (Chairperson & CEO) Buy 18,000 shares, GAYNOR RICHARD (Director) Buy 1,736 shares, Du Ying (Chairperson & CEO) Sell 7,083 shares, Du Ying (Chairperson & CEO) Buy 11,048 shares, Du Ying (Chairperson & CEO) Sell 4,348 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | Du Ying | Chairperson & CEO | Buy | 18,000 | $0 |
| 2026-07-06 | GAYNOR RICHARD | Director | Buy | 1,736 | $33,071 |
| 2026-07-06 | Du Ying | Chairperson & CEO | Sell | 7,083 | $135,639 |
| 2026-07-06 | Du Ying | Chairperson & CEO | Buy | 11,048 | $0 |
| 2026-07-06 | Du Ying | Chairperson & CEO | Sell | 4,348 | $83,134 |
| 2026-07-01 | Du Ying | Chairperson & CEO | Buy | 17,970 | $0 |
| 2026-07-01 | Du Ying | Chairperson & CEO | Sell | 7,026 | $130,220 |
| 2026-06-24 | Lis William | Director | Sell | 7,040 | $127,354 |
| 2026-06-22 | Morrison Scott W | Director | Buy | 22,371 | $0 |
| 2026-06-22 | MOULDER LEON O JR | Director | Buy | 22,371 | $0 |
| 2026-06-22 | DIEKMAN JOHN D | Director | Buy | 22,371 | $0 |
| 2026-06-22 | Lis William | Director | Buy | 22,371 | $0 |
| 2026-06-22 | WIRTH PETER | Director | Buy | 22,371 | $0 |
| 2026-06-22 | Vounatsos Michel | Director | Buy | 22,371 | $0 |
| 2026-06-22 | GAYNOR RICHARD | Director | Buy | 22,371 | $0 |
| 2026-06-22 | Leung Nisa | Director | Buy | 22,371 | $0 |
| 2026-05-21 | Du Ying | Chairperson & CEO | Buy | 261,092 | $454,300 |
| 2026-05-21 | Du Ying | Chairperson & CEO | Sell | 117,435 | $2.2M |
| 2026-05-19 | Du Ying | Chairperson & CEO | Buy | 50,000 | $87,000 |
| 2026-05-19 | Du Ying | Chairperson & CEO | Sell | 50,000 | $1.0M |
| 2026-05-19 | Du Ying | Chairperson & CEO | Buy | 50,000 | $87,000 |
| 2026-05-19 | Du Ying | Chairperson & CEO | Sell | 50,000 | $949,765 |
| 2026-05-15 | Edmondson Frazor Titus III | Chief Legal Officer | Sell | 3,517 | $71,008 |
| 2026-05-15 | Du Ying | Chairperson & CEO | Buy | 50,000 | $87,000 |
| 2026-05-15 | Du Ying | Chairperson & CEO | Sell | 16,231 | $315,583 |
Source: SEC Form 4 filings · as of 2026-07-06