Z
Zai Lab Limited
ZLAB • NASDAQ
Zai Lab Limited is a pharmaceutical preparations company on NASDAQ. As of Q3 2025, 125 institutional investors hold shares in this company, with total holdings valued at $1.1B. Capital World Investors is the largest holder with a position valued at $206.0M.
Overview
Overview of institutional ownership in ZLAB as of Q3 2025
All Institutions
- Institutions
- 125
- Value Held
- $1.1B
- Shares Held
- 33.1M
- Avg Position
- $9.0M
- Median Position
- $484.1K
Hedge Funds
- Hedge Funds
- 12
- Value Held
- $188.4M
- Shares Held
- 5.6M
- Avg Position
- $15.7M
- Median Position
- $5.1M
Biggest Investors
Institutions with the largest positions in ZLAB as of Q3 2025
| Institution | Position Value |
|---|---|
C Capital World Investors Institution | $206.0M 0.03% of portfolio |
 FMR LLC Institution | $159.3M 0.01% of portfolio |
 Clearbridge Investments, LLC Long Only Manager | $119.3M 0.09% of portfolio |
 RTW INVESTMENTS, LLC Hedge Fund•Sector | $77.7M 0.96% of portfolio |
 HENDERSON GROUP PLC Institution | $69.5M 0.03% of portfolio |
 WELLINGTON MANAGEMENT CO LLP Long Only Manager | $58.2M 0.01% of portfolio |
 Frazier Life Sciences Management, L.P. Venture Capital | $55.1M 1.65% of portfolio |
 BAMCO INC /NY/ Long Only Manager | $46.5M 0.12% of portfolio |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $33.5M 0.03% of portfolio |
A ADAR1 Capital Management, LLC Hedge Fund•Long/Short | $29.4M 2.96% of portfolio |
Net Capital Flow
Institutional buying and selling activity for ZLAB in Q3 2025
- Traded
- −$275.7M
- Buyers
- 65
- Sellers
- 74
- Total Bought
- +$92.9M
- Total Sold
- −$368.6M
- Avg Position
- $6.9M
Biggest Buyers
| Institution | Net Bought |
|---|---|
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | +$21.0M +620.8K shares |
WELLINGTON MANAGEMENT CO LLP Long Only Manager | +$11.6M +341.5K shares |
Frazier Life Sciences Management, L.P. Venture Capital | +$10.8M +319.2K shares |
L LEGAL & GENERAL GROUP PLC Institution | +$10.2M +300.6K shares |
 SCHRODER INVESTMENT MANAGEMENT GROUP RIA/Wealth | +$4.4M +134.4K shares |
T TD ASSET MANAGEMENT INC Institution | +$3.3M +97.4K shares |
I IvyRock Asset Management Ltd Hedge Fund•Multi-Strategy | +$3.2M +94.9K shares |
L LMR Partners LLP Institution | +$3.0M +88.6K shares |
 BALYASNY ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy | +$2.5M +73.6K shares |
L Long Corridor Asset Management Ltd Institution | +$2.2M +65.8K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
RTW INVESTMENTS, LLC Hedge Fund•Sector | −$110.0M −3.2M shares |
FMR LLC Institution | −$50.7M −1.5M shares |
 Woodline Partners LP Hedge Fund•Long/Short | −$34.0M −1.0M shares |
 JENNISON ASSOCIATES LLC Long Only Manager | −$20.7M −592.3K shares |
Clearbridge Investments, LLC Long Only Manager | −$16.7M −492.6K shares |
 Connor, Clark & Lunn Investment Management Ltd. Long Only Manager | −$13.5M −387.4K shares |
X XY Capital Ltd Institution | −$12.7M −362.6K shares |
 Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy | −$8.8M −252.4K shares |
 StemPoint Capital LP Hedge Fund•Long/Short | −$8.8M −250.4K shares |
 Candriam Luxembourg S.C.A. Long Only Manager | −$8.4M −238.9K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited ZLAB in Q3 2025
- New Positions
- 18
- New Value
- $6.4M
- Exited Positions
- 37
- Exited Value
- $117.6M
New Positions
| Institution | Position Value |
|---|---|
I IvyRock Asset Management Ltd Hedge Fund•Multi-Strategy | $3.2M 94.9K shares |
 MML INVESTORS SERVICES, LLC RIA/Wealth | $1.5M 45.5K shares |
P Polymer Capital Management LTD Hedge Fund•Multi-Strategy | $471.1K 13.9K shares |
I Infini Capital Management Ltd Institution | $422.9K 12.5K shares |
O OMERS ADMINISTRATION Corp Institution | $393.1K 11.6K shares |
 Cetera Investment Advisers RIA/Wealth | $273.5K 8.1K shares |
 Horizon Investments, LLC/SC Long Only Manager | $36.8K 1.1K shares |
 BARCLAYS PLC Institution | $24.9K 735.0 shares |
A AMERIFLEX GROUP, INC. Institution | $4.2K 124.0 shares |
 Hanson McClain, Inc. RIA/Wealth | $1.7K 50.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
JENNISON ASSOCIATES LLC Long Only Manager | $20.7M 592.3K shares |
Connor, Clark & Lunn Investment Management Ltd. Long Only Manager | $13.5M 387.4K shares |
X XY Capital Ltd Institution | $12.7M 362.6K shares |
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy | $8.8M 252.4K shares |
StemPoint Capital LP Hedge Fund•Long/Short | $8.8M 250.4K shares |
Candriam Luxembourg S.C.A. Long Only Manager | $8.4M 238.9K shares |
 RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | $8.1M 232.9K shares |
 ORBIMED ADVISORS LLC Hedge Fund•Sector | $8.1M 231.0K shares |
H HSBC HOLDINGS PLC Institution | $5.5M 158.3K shares |
Q Qube Research & Technologies Ltd Institution | $3.4M 97.3K shares |
Options Activity
Institutions with the largest Call and Put options positions in ZLAB as of Q3 2025
- Call Positions
- 3
- Call Value
- $5.7M
- Put Positions
- 5
- Put Value
- $7.5M
Call Positions
| Institution | Position Value |
|---|---|
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $3.9M 1.1K contracts |
J JANE STREET GROUP, LLC Institution | $1.0M 306.0 contracts |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $810.0K 239.0 contracts |
Put Positions
| Institution | Position Value |
|---|---|
J JANE STREET GROUP, LLC Institution | $3.0M 876.0 contracts |
 LEUCADIA NATIONAL CORP Institution | $1.5M 456.0 contracts |
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $1.2M 351.0 contracts |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $1.1M 318.0 contracts |
W WOLVERINE TRADING, LLC Institution | $714.6K 217.0 contracts |
Most Committed Institutions
Institutions with ZLAB as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
S SUPERSTRING CAPITAL MANAGEMENT LP Hedge Fund•Long/Short | 6.70% $6.8M |
 MPM Oncology Impact Management LP Institution | 4.13% $25.3M |
A ADAR1 Capital Management, LLC Hedge Fund•Long/Short | 2.96% $29.4M |
Frazier Life Sciences Management, L.P. Venture Capital | 1.65% $55.1M |
 Rock Springs Capital Management LP Hedge Fund•Sector | 1.57% $26.8M |
D DCF Advisers, LLC Institution | 1.47% $3.1M |
I IvyRock Asset Management Ltd Hedge Fund•Multi-Strategy | 1.46% $3.2M |
L Long Corridor Asset Management Ltd Institution | 1.15% $2.2M |
RTW INVESTMENTS, LLC Hedge Fund•Sector | 0.96% $77.7M |
 NAN FUNG TRINITY Ltd RIA/Wealth | 0.91% $9.1M |
Hedge Fund Spotlight
Discover hedge funds investing in ZLAB
P
Polymer Capital Management LTD
Hedge Fund • Multi-Strategy
Portfolio ManagerEric Jay Kemnitz
- Portfolio Value
- $721.2M
- Positions
- 243
- Last Reported
- Q3 2025
Sector Allocation
Z
Position in Zai Lab Limited
- Market Value
- $471.1K
- Shares Held
- 13.9K
- Portfolio Weight
- 0.07%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Semiconductors Technology | $38.4M | 5.32% | |
Drug Manufacturers - General Healthcare | $36.6M | 5.07% | |
Internet Content & Information Communication Services | $25.9M | 3.59% |
