$26.08
-0.74-2.76%
At close: Aug 28, 5:00 PM EST
$26.08
N/A
After Hours: Aug 28, 4:00 PM EST
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Zai Lab Ownership & Insider Activity
Zai Lab (ZLAB) institutional and insider ownership, recent insider transactions and ownership breakdown.
Insiders own 0.3% of shares outstanding. Institutional investors hold 8.0%. Over the past 90 days, insiders made 1 purchase worth $33K and 4 sales worth $362K.
Shares Outstanding
112.266M
Shares Float
110.023M
Insider Shares Owned
2.930M
Insider % Owned
0.3%
Institutional Shares Held
8.947M
Institutional % Held
8.0%
Ownership Breakdown
Net Insider Activity by Month
Purchases (90d)
1
$33K total
Sales (90d)
4
$362K total
Net Activity
Net Selling
Net Value (90d)
-$329K
Zai Lab Insider Transactions (Last 6 Months)
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 19, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL | 260.000 | $27.00 | $7K |
| Aug 12, 2026 | William Lis | — | SELL | 8.506K | $25.00 | $213K |
| Aug 11, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL | 619.000 | $25.00 | $15K |
| Jul 1, 2026 | RICHARD GAYNOR | — | BUY | 1.736K | $19.05 | $33K |
| Jun 29, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | 10.944K | $18.53 | $130K |
| Jun 25, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL-OPTIONS | 10.497K | $17.46 | $72K |
| Jun 25, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | 34.257K | $17.46 | $429K |
| Jun 25, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL-OPTIONS | 3.986K | $17.46 | $40K |
| Jun 22, 2026 | William Lis | — | SELL | 7.040K | $18.09 | $127K |
| May 15, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | — | $10.80 | $1.8M |
| May 14, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL | 3.517K | $20.19 | $71K |
| May 13, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | — | $10.89 | $1.8M |
| Apr 6, 2026 | Joshua Smiley | SEE REMARKS | SELL | 3.017K | $20.45 | $62K |
| Apr 6, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL | 1.224K | $20.45 | $25K |
| Apr 6, 2026 | Ying Du | CHAIRPERSON & CEO | SELL | 2.653K | $20.45 | $54K |
| Apr 6, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL | 853.000 | $20.45 | $17K |
| Apr 6, 2026 | Rafael Amado | SEE REMARKS | SELL | 2.739K | $20.45 | $56K |
| Apr 1, 2026 | Joshua Smiley | SEE REMARKS | SELL-OPTIONS | 29.593K | $20.39 | $196K |
| Apr 1, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL-OPTIONS | 18.096K | $20.39 | $86K |
| Apr 1, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | 15.374K | $20.39 | $114K |
| Apr 1, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL-OPTIONS | 12.559K | $20.39 | $106K |
| Apr 1, 2026 | Rafael Amado | SEE REMARKS | SELL-OPTIONS | 15.004K | $20.39 | $202K |
| Mar 17, 2026 | RICHARD GAYNOR | — | BUY | 1.731K | $18.91 | $33K |
| Mar 12, 2026 | Joshua Smiley | SEE REMARKS | SELL-OPTIONS | 4.422K | $18.63 | $37K |
| Mar 12, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL-OPTIONS | 2.977K | $18.63 | $24K |
| Mar 12, 2026 | Yajing Chen | CHIEF FINANCIAL OFFICER | SELL-OPTIONS | 2.555K | $18.63 | $32K |
| Mar 12, 2026 | Rafael Amado | SEE REMARKS | SELL-OPTIONS | 2.366K | $18.63 | $55K |
| Mar 10, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | 145.744K | $10.57 | $1.8M |
| Mar 6, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | — | $10.48 | $1.7M |
| Mar 5, 2026 | Titus Frazor Edmondson III | CHIEF LEGAL OFFICER | SELL | 15.569K | $19.06 | $297K |
| Mar 4, 2026 | Ying Du | CHAIRPERSON & CEO | SELL-OPTIONS | — | $10.47 | $1.7M |
| Mar 3, 2026 | Rafael Amado | SEE REMARKS | SELL | 10.000K | $17.38 | $174K |
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