ZLAB insider transaction filings
Zai Lab Ltd — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-21. Screen ZLAB transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-21 | 4 | Chen Yajing — Chief Financial Officer | Sale (S): 260 @ $27 | EDGAR |
| 2026-08-18 | 4 | Chen Yajing — Chief Financial Officer | Option exercise (M): 1,250 · Tax withholding (F): 427 @ $25.90 · Option exercise (M): 1,250 (derivative) @ $0 | EDGAR |
| 2026-08-13 | 4 | Chen Yajing — Chief Financial Officer | Sale (S): 619 @ $25 | EDGAR |
| 2026-08-13 | 4 | Lis William — Director | Sale (S): 8,506 @ $25 | EDGAR |
| 2026-07-06 | 4 | GAYNOR RICHARD — Director | Purchase (P): 1,736 @ $19.05 | EDGAR |
| 2026-07-06 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 18,000 · Tax withholding (F): 7,083 @ $19.15 · Option exercise (M): 11,048 · Tax withholding (F): 4,348 @ $19.12 · Option exercise (M): 18,000 (derivative) @ $0 · Option exercise (M): 11,048 (derivative) @ $0 · +1 more | EDGAR |
| 2026-07-01 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 17,970 · Sale (S): 7,026 @ $18.53 · Option exercise (M): 17,970 (derivative) @ $0 | EDGAR |
| 2026-06-29 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Option exercise (M): 14,600 · Sale (S): 4,103 @ $17.46 · Option exercise (M): 14,600 (derivative) @ $0 | EDGAR |
| 2026-06-29 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 58,800 · Sale (S): 24,543 @ $17.46 · Option exercise (M): 58,800 (derivative) @ $0 | EDGAR |
| 2026-06-29 | 4 | Chen Yajing — Chief Financial Officer | Option exercise (M): 6,250 · Sale (S): 2,264 @ $17.46 · Option exercise (M): 6,250 (derivative) @ $0 | EDGAR |
| 2026-06-24 | 4 | Lis William — Director | Sale (S): 7,040 @ $18.09 | EDGAR |
| 2026-06-22 | 4 | GAYNOR RICHARD — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | Leung Nisa — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | Vounatsos Michel — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | Morrison Scott W — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | Lis William — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | DIEKMAN JOHN D — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | MOULDER LEON O JR — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-22 | 4 | WIRTH PETER — Director | Grant/award (A): 22,371 @ $0 | EDGAR |
| 2026-06-08 | 4 | Wang Yizhe — Operating Partner | Grant/award (A): 136,819 (derivative) @ $0 · Grant/award (A): 59,288 (derivative) @ $0 | EDGAR |
| 2026-05-28 | 4 | Du Ying — Chairperson & CEO, Director | Gift (G): 19,857 @ $0 · Gift (G): 33,993 @ $0 · Gift (G): 53,850 @ $0 | EDGAR |
| 2026-05-21 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 261,092 @ $1.74 · Tax withholding (F): 117,435 @ $18.75 · Option exercise (M): 261,092 (derivative) @ $0 | EDGAR |
| 2026-05-19 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $20.74 · Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $19.00 · Option exercise (M): 50,000 (derivative) @ $0 · Option exercise (M): 50,000 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Sale (S): 3,517 @ $20.19 | EDGAR |
| 2026-05-15 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 50,000 @ $1.74 · Sale (S): 16,231 @ $19.44 · Sale (S): 33,769 @ $20.22 · Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $20.09 · Option exercise (M): 50,000 (derivative) @ $0 · +1 more | EDGAR |
| 2026-04-08 | 4 | Smiley Joshua L — See Remarks | Sale (S): 3,017 @ $20.45 | EDGAR |
| 2026-04-08 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Sale (S): 1,224 @ $20.45 | EDGAR |
| 2026-04-08 | 4 | Du Ying — Chairperson & CEO, Director | Sale (S): 2,653 @ $20.45 | EDGAR |
| 2026-04-08 | 4 | Chen Yajing — Chief Financial Officer | Sale (S): 853 @ $20.45 | EDGAR |
| 2026-04-08 | 4 | Amado Rafael — See Remarks | Sale (S): 2,739 @ $20.45 | EDGAR |
| 2026-04-03 | 4 | Smiley Joshua L — See Remarks | Option exercise (M): 32,062 · Option exercise (M): 7,145 · Sale (S): 9,614 @ $20.39 · Grant/award (A): 17,887 (derivative) @ $0 · Option exercise (M): 32,062 (derivative) @ $0 · Option exercise (M): 7,145 (derivative) @ $0 | EDGAR |
| 2026-04-03 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Option exercise (M): 2,671 · Option exercise (M): 830 · Option exercise (M): 13,758 · Option exercise (M): 5,031 · Sale (S): 4,194 @ $20.39 · Grant/award (A): 11,924 (derivative) @ $0 · +4 more | EDGAR |
| 2026-04-03 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 10,800 · Option exercise (M): 3,400 · Option exercise (M): 6,750 · Sale (S): 5,576 @ $20.39 · Grant/award (A): 25,579 (derivative) @ $0 · Option exercise (M): 10,800 (derivative) @ $0 · +2 more | EDGAR |
| 2026-04-03 | 4 | Chen Yajing — Chief Financial Officer | Option exercise (M): 1,500 · Option exercise (M): 13,758 · Option exercise (M): 2,500 · Sale (S): 5,199 @ $20.39 · Grant/award (A): 11,924 (derivative) @ $0 · Option exercise (M): 1,500 (derivative) @ $0 · +2 more | EDGAR |
| 2026-04-03 | 4 | Amado Rafael — See Remarks | Option exercise (M): 19,523 · Option exercise (M): 5,391 · Sale (S): 9,910 @ $20.39 · Grant/award (A): 14,905 (derivative) @ $0 · Option exercise (M): 19,523 (derivative) @ $0 · Option exercise (M): 5,391 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | GAYNOR RICHARD — Director | Purchase (P): 1,731 @ $18.91 | EDGAR |
| 2026-03-16 | 4 | Smiley Joshua L — See Remarks | Option exercise (M): 6,388 · Sale (S): 1,966 @ $18.63 · Grant/award (A): 103,950 (derivative) @ $0 · Grant/award (A): 33,783 (derivative) @ $0 · Option exercise (M): 6,388 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Option exercise (M): 4,258 · Sale (S): 1,281 @ $18.63 · Grant/award (A): 83,160 (derivative) @ $0 · Grant/award (A): 27,027 (derivative) @ $0 · Option exercise (M): 4,258 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | Chen Yajing — Chief Financial Officer | Option exercise (M): 4,258 · Sale (S): 1,703 @ $18.63 · Grant/award (A): 83,160 (derivative) @ $0 · Grant/award (A): 27,027 (derivative) @ $0 · Option exercise (M): 4,258 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | Du Ying — Chairperson & CEO, Director | Grant/award (A): 353,430 (derivative) @ $0 · Grant/award (A): 32,419 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | Amado Rafael — See Remarks | Option exercise (M): 5,323 · Sale (S): 2,957 @ $18.63 · Grant/award (A): 103,950 (derivative) @ $0 · Grant/award (A): 33,783 (derivative) @ $0 · Option exercise (M): 5,323 (derivative) @ $0 | EDGAR |
| 2026-03-12 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 261,092 @ $1.74 · Tax withholding (F): 116,936 @ $19.41 · Option exercise (M): 2,655 · Sale (S): 1,067 @ $19.08 · Option exercise (M): 261,092 (derivative) @ $0 · Option exercise (M): 2,655 (derivative) @ $0 | EDGAR |
| 2026-03-10 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $19.42 · Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $19.03 · Option exercise (M): 50,000 (derivative) @ $0 · Option exercise (M): 50,000 (derivative) @ $0 | EDGAR |
| 2026-03-06 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Sale (S): 15,569 @ $19.06 | EDGAR |
| 2026-03-06 | 4 | Du Ying — Chairperson & CEO, Director | Option exercise (M): 50,000 @ $1.74 · Sale (S): 14,290 @ $18.78 · Sale (S): 35,710 @ $19.32 · Option exercise (M): 50,000 @ $1.74 · Sale (S): 50,000 @ $19.22 · Option exercise (M): 50,000 (derivative) @ $0 · +1 more | EDGAR |
| 2026-03-05 | 4 | Amado Rafael — See Remarks | Sale (S): 10,000 @ $17.38 | EDGAR |
| 2026-01-02 | 4 | Amado Rafael — See Remarks | Option exercise (M): 21,000 · Sale (S): 10,787 @ $17.43 · Option exercise (M): 21,000 (derivative) @ $0 | EDGAR |
| 2025-12-18 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Sale (S): 8,651 @ $17.14 | EDGAR |
| 2025-12-12 | 4 | Du Ying — Chairperson & CEO, Director | Gift (G): 303,378 @ $0 · Gift (G): 377,520 @ $0 | EDGAR |
| 2025-11-25 | 4 | Edmondson Frazor Titus III — Chief Legal Officer | Sale (S): 14,328 @ $19.78 | EDGAR |
Recent 8-K events — Zai Lab Ltd
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-17 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-21 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-10-16 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-18 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-05-08 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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