There have been 50 recent insider transactions recorded for Zai Lab Limited (ZLAB), including 13 buys and 35 sells. Total insider buying was valued at $321.83K and total insider selling at $2.59M.
Notable insiders with recent activity include Amado Rafael, Smiley Joshua L, Du Ying. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — ZLAB
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-02 |
Amado Rafael |
See Remarks |
Option Exercise (Sell) |
5,391 |
- |
- |
5,391 |
| 2026-04-02 |
Smiley Joshua L |
See Remarks |
Option Exercise (Sell) |
7,145 |
- |
- |
7,145 |
| 2026-04-02 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
6,750 |
- |
- |
13,500 |
| 2026-04-02 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Option Exercise (Sell) |
5,031 |
- |
- |
5,032 |
| 2026-04-02 |
Chen Yajing |
Chief Financial Officer |
Option Exercise (Sell) |
2,500 |
- |
- |
2,500 |
| 2026-04-01 |
Amado Rafael |
See Remarks |
Option Exercise (Sell) |
19,523 |
- |
- |
39,046 |
| 2026-04-01 |
Smiley Joshua L |
See Remarks |
Option Exercise (Sell) |
32,062 |
- |
- |
64,125 |
| 2026-04-01 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
3,400 |
- |
- |
- |
| 2026-04-01 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Option Exercise (Sell) |
830 |
- |
- |
- |
| 2026-04-01 |
Chen Yajing |
Chief Financial Officer |
Option Exercise (Sell) |
1,500 |
- |
- |
1,500 |
| 2026-03-17 |
Gaynor Richard |
Director |
Informative Buy |
1,731 |
$18.91 |
$32.73K |
56,630 |
| 2026-03-13 |
Amado Rafael |
See Remarks |
Informative Sell |
2,957 |
$18.63 |
$55.08K |
44,757 |
| 2026-03-13 |
Smiley Joshua L |
See Remarks |
Informative Sell |
1,966 |
$18.63 |
$36.62K |
91,026 |
| 2026-03-13 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Informative Sell |
1,281 |
$18.63 |
$23.86K |
6,494 |
| 2026-03-13 |
Chen Yajing |
Chief Financial Officer |
Informative Sell |
1,703 |
$18.63 |
$31.72K |
19,999 |
| 2026-03-12 |
Amado Rafael |
See Remarks |
Option Exercise (Sell) |
5,323 |
- |
- |
15,971 |
| 2026-03-12 |
Smiley Joshua L |
See Remarks |
Option Exercise (Sell) |
6,388 |
- |
- |
19,165 |
| 2026-03-12 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Option Exercise |
4,258 |
- |
- |
7,775 |
| 2026-03-12 |
Chen Yajing |
Chief Financial Officer |
Option Exercise (Sell) |
4,258 |
- |
- |
12,777 |
| 2026-03-11 |
Du Ying |
Chairperson & CEO |
Informative Sell |
1,067 |
$19.08 |
$20.36K |
1,109,905 |
| 2026-03-11 |
Du Ying |
Chairperson & CEO |
RSU Award |
32,419 |
- |
- |
32,419 |
| 2026-03-10 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
2,655 |
- |
- |
7,965 |
| 2026-03-09 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
50,000 |
$1.74 |
$87K |
722,184 |
| 2026-03-06 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
50,000 |
$1.74 |
$87K |
772,184 |
| 2026-03-05 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
50,000 |
$1.74 |
$87K |
822,184 |
| 2026-03-05 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Informative Sell |
15,569 |
$19.06 |
$296.75K |
3,517 |
| 2026-03-04 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
50,000 |
$1.74 |
$87K |
872,184 |
| 2026-03-04 |
Amado Rafael |
See Remarks |
RSU Award |
33,783 |
- |
- |
33,783 |
| 2026-03-04 |
Smiley Joshua L |
See Remarks |
RSU Award |
33,783 |
- |
- |
33,783 |
| 2026-03-04 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
RSU Award |
27,027 |
- |
- |
27,027 |
| 2026-03-04 |
Chen Yajing |
Chief Financial Officer |
RSU Award |
27,027 |
- |
- |
27,027 |
| 2026-03-04 |
Amado Rafael |
See Remarks |
RSU Award |
14,905 |
- |
- |
14,905 |
| 2026-03-04 |
Smiley Joshua L |
See Remarks |
RSU Award |
17,887 |
- |
- |
17,887 |
| 2026-03-04 |
Du Ying |
Chairperson & CEO |
RSU Award |
25,579 |
- |
- |
25,579 |
| 2026-03-04 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
RSU Award |
11,924 |
- |
- |
11,924 |
| 2026-03-04 |
Chen Yajing |
Chief Financial Officer |
RSU Award |
11,924 |
- |
- |
11,924 |
| 2026-03-03 |
Amado Rafael |
See Remarks |
Informative Sell |
10,000 |
$17.38 |
$173.8K |
42,391 |
| 2025-12-31 |
Amado Rafael |
See Remarks |
Informative Sell |
10,787 |
$17.43 |
$188.04K |
52,391 |
| 2025-12-30 |
Amado Rafael |
See Remarks |
Option Exercise (Sell) |
21,000 |
- |
- |
42,000 |
| 2025-12-16 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Informative Sell |
8,651 |
$17.14 |
$148.28K |
19,086 |
| 2025-12-11 |
Du Ying |
Chairperson & CEO |
Gift (Received) |
377,520 |
- |
- |
964,161 |
| 2025-12-10 |
Du Ying |
Chairperson & CEO |
Gift (Given) |
303,378 |
- |
- |
586,641 |
| 2025-11-21 |
Edmondson Frazor Titus Iii |
Chief Legal Officer |
Informative Sell |
14,328 |
$19.78 |
$283.41K |
27,737 |
| 2025-11-03 |
Chen Yajing |
Chief Financial Officer |
Informative Sell |
240 |
$26.83 |
$6.44K |
17,444 |
| 2025-10-31 |
Chen Yajing |
Chief Financial Officer |
Option Exercise (Sell) |
500 |
- |
- |
- |
| 2025-10-02 |
Chen Yajing |
Chief Financial Officer |
Informative Sell |
456 |
$34.25 |
$15.62K |
17,184 |
| 2025-10-01 |
Chen Yajing |
Chief Financial Officer |
Option Exercise (Sell) |
920 |
- |
- |
920 |
| 2025-09-10 |
Smiley Joshua L |
See Remarks |
Informative Buy |
10,000 |
$28.91 |
$289.1K |
86,604 |
| 2025-08-29 |
Du Ying |
Chairperson & CEO |
Option Exercise (Sell) |
604,376 |
$1.20 |
$725.25K |
- |
| 2025-08-18 |
Smiley Joshua L |
See Remarks |
Informative Sell |
6,641 |
$36.24 |
$240.64K |
76,604 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
