ZLAB
Zai Lab Sp ADR (ZLAB)
NASDAQ
$19.60-$0.03 (-0.13%)
Price as of Jul 13, 2026 7:58 PM EDT
  • $2.3B
    Market Cap
  • -42.77%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
RTW INVESTMENTS, LP
5.82%
6.6M
-385,000 (-5.86%)
Mar 31, 2026
RA CAPITAL MANAGEMENT, L.P.
5.05%
5.7M
+5.7M (+100.00%)
Mar 31, 2026
WELLINGTON MANAGEMENT CO LLP
3.14%
3.5M
-57,175 (-1.61%)
Dec 31, 2021
JANUS HENDERSON GROUP PLC
1.81%
2.0M
-148,323 (-7.24%)
Sep 30, 2025
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.
1.68%
1.9M
0 (0.00%)
Mar 31, 2026
FEDERATED HERMES, INC.
1.66%
1.9M
+493 (+0.03%)
Dec 31, 2021
CITADEL ADVISORS LLC
1.50%
1.7M
+786 (+0.05%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions863.9M (74.31%)
  • Mutual Funds295.7M (25.44%)
  • Insiders3.0M (0.26%)
  • Other0 (0.00%)

Insider Transactions

  • 0.26% (3.0M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $4.8M
    Amount of InsiderBuying (last 12 months)
  • 6
    Number of InsiderSelling (last 12 months)
  • $240.9M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Du Ying
Chairperson & CEO
Exempt
Jul 02, 2026
$0.00
11,048
$0.00
33,146
Du Ying
Chairperson & CEO
Award
Jul 02, 2026
$0.00
80,393
$0.00
80,393
Du Ying
Chairperson & CEO
Exempt
Jul 02, 2026
$0.00
11,048
$0.00
1.2M
Du Ying
Chairperson & CEO
In Kind
Jul 02, 2026
$83,133.76
4,348
$19.12
1.2M
GAYNOR RICHARD
Buy
Jul 01, 2026
$33,070.80
1,736
$19.05
80,737
Du Ying
Chairperson & CEO
Exempt
Jul 01, 2026
$0.00
18,000
$0.00
36,000
Du Ying
Chairperson & CEO
Exempt
Jul 01, 2026
$0.00
18,000
$0.00
1.2M
Du Ying
Chairperson & CEO
In Kind
Jul 01, 2026
$135,639.45
7,083
$19.15
1.2M
Chen Yajing
Chief Financial Officer
Sell
Jun 26, 2026
$39,531.70
2,264
$17.46
35,691
Du Ying
Chairperson & CEO
Sell
Jun 26, 2026
$428,545.32
24,543
$17.46
1.2M
Chen Yajing
Chief Financial Officer
Exempt
Jun 25, 2026
$0.00
6,250
$0.00
0
Du Ying
Chairperson & CEO
Exempt
Jun 25, 2026
$0.00
58,800
$0.00
0
Chen Yajing
Chief Financial Officer
Exempt
Jun 25, 2026
$0.00
6,250
$0.00
37,955
Du Ying
Chairperson & CEO
Exempt
Jun 25, 2026
$0.00
58,800
$0.00
1.2M
Lis William
Sell
Jun 22, 2026
$127,353.60
7,040
$18.09
50,437
Lis William
Award
Jun 17, 2026
$0.00
22,371
$0.00
57,477
WIRTH PETER
Award
Jun 17, 2026
$0.00
22,371
$0.00
416,121
GAYNOR RICHARD
Award
Jun 17, 2026
$0.00
22,371
$0.00
79,001
DIEKMAN JOHN D
Award
Jun 17, 2026
$0.00
22,371
$0.00
122,140
Leung Nisa
Award
Jun 17, 2026
$0.00
22,371
$0.00
96,297
MOULDER LEON O JR
Award
Jun 17, 2026
$0.00
22,371
$0.00
94,973
Smiley Joshua L
See Remarks
Sell
Apr 06, 2026
$61,691.62
3,017
$20.45
117,602
Amado Rafael
See Remarks
Sell
Apr 06, 2026
$56,007.07
2,739
$20.45
57,022
Edmondson Frazor Titus III
Chief Legal Officer
Exempt
Apr 02, 2026
$0.00
5,031
$0.00
5,032
Smiley Joshua L
See Remarks
Exempt
Apr 02, 2026
$0.00
7,145
$0.00
130,233
Chen Yajing
Chief Financial Officer
Exempt
Apr 02, 2026
$0.00
2,500
$0.00
2,500
Du Ying
Chairperson & CEO
Exempt
Apr 02, 2026
$0.00
6,750
$0.00
1.1M
Edmondson Frazor Titus III
Chief Legal Officer
Exempt
Apr 02, 2026
$0.00
5,031
$0.00
28,784
Smiley Joshua L
See Remarks
Sell
Apr 02, 2026
$196,029.46
9,614
$20.39
120,619
Chen Yajing
Chief Financial Officer
Exempt
Apr 02, 2026
$0.00
2,500
$0.00
37,757