ZLAB Zai Lab Limited
Zai Lab Limited (ZLAB) Institutional Ownership
What the institutions did with ZLAB last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
Sign in or subscribeLargest holders
| Manager | Shares | % of reported |
|---|---|---|
| RTW INVESTMENTS, LP | 6.6M | 15.2% |
| TCG Crossover Management, LLC | 6.1M | 14.2% |
| RA CAPITAL MANAGEMENT, L.P. | 5.7M | 13.3% |
| ADAR1 Capital Management, LLC | 3.4M | 7.8% |
| FMR LLC | 2.8M | 6.5% |
| GOLDMAN SACHS GROUP INC | 2.3M | 5.3% |
| Woodline Partners LP | 2.2M | 5.1% |
| Frazier Life Sciences Management, L.P. | 1.9M | 4.4% |
| BAMCO INC /NY/ | 1.6M | 3.7% |
| TWO SIGMA INVESTMENTS, LP | 1.3M | 3.0% |
| CITADEL ADVISORS LLC | 1.3M | 3.0% |
| Rock Springs Capital Management LP | 814.7K | 1.9% |
| BlackRock, Inc. | 664.5K | 1.5% |
| C WorldWide Group Holding A/S | 510.0K | 1.2% |
| JANE STREET GROUP, LLC | 476.5K | 1.1% |
| B Group, Inc. | 450.6K | 1.0% |
| Nantahala Capital Management, LLC | 400.0K | 0.9% |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 393.2K | 0.9% |
| NAN FUNG TRINITY (HK) LTD | 346.5K | 0.8% |
| Aberdeen Group plc | 311.3K | 0.7% |
| CITIGROUP INC | 300.8K | 0.7% |
| Spruce Street Capital LP | 279.1K | 0.6% |
| AMERIPRISE FINANCIAL INC | 253.2K | 0.6% |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 247.0K | 0.6% |
| Hennion & Walsh Asset Management, Inc. | 230.4K | 0.5% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| TCG Crossover Management, LLC | New | 0 | 6.1M | +6.1M |
| Woodline Partners LP | New | 0 | 2.2M | +2.2M |
| GOLDMAN SACHS GROUP INC | Increased | 110.6K | 2.3M | +2.2M |
| ADAR1 Capital Management, LLC | Increased | 1.4M | 3.4M | +1.9M |
| FMR LLC | Increased | 1.3M | 2.8M | +1.6M |
| TWO SIGMA INVESTMENTS, LP | Increased | 309.7K | 1.3M | +989.7K |
| UBS Group AG | Reduced | 504.2K | 69.5K | -434.7K |
| CITADEL ADVISORS LLC | Reduced | 1.7M | 1.3M | -403.9K |
| Nantahala Capital Management, LLC | New | 0 | 400.0K | +400.0K |
| CITIGROUP INC | Increased | 959 | 300.8K | +299.8K |
| PRICE T ROWE ASSOCIATES INC /MD/ | Sold Out | 291.6K | 0 | -291.6K |
| Spruce Street Capital LP | New | 0 | 279.1K | +279.1K |
| JANE STREET GROUP, LLC | Increased | 267.9K | 476.5K | +208.6K |
| BlackRock, Inc. | Reduced | 865.1K | 664.5K | -200.7K |
| Hudson Bay Capital Management LP | Increased | 30.0K | 215.0K | +185.0K |
| MARSHALL WACE, LLP | New | 0 | 147.2K | +147.2K |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Increased | 116.6K | 247.0K | +130.4K |
| SUPERSTRING CAPITAL MANAGEMENT LP | Reduced | 275.8K | 155.8K | -120.0K |
| Walleye Capital LLC | Sold Out | 94.7K | 0 | -94.7K |
| D. E. Shaw & Co., Inc. | Increased | 63.2K | 141.2K | +77.9K |
| Aberdeen Group plc | Increased | 237.7K | 311.3K | +73.6K |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 174.2K | 102.0K | -72.2K |
| BAROMETER CAPITAL MANAGEMENT INC. | Sold Out | 66.5K | 0 | -66.5K |
| Seven Fleet Capital Management LP | Increased | 77.9K | 136.0K | +58.2K |
| Headlands Technologies LLC | Increased | 28.1K | 68.0K | +39.9K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.