Zai Lab
ZLAB
160 hedge funds and large institutions have $1.97B invested in Zai Lab in 2025 Q1 according to their latest regulatory filings, with 46 funds opening new positions, 48 increasing their positions, 46 reducing their positions, and 16 closing their positions.
188% more first-time investments, than exits
New positions opened: 46 | Existing positions closed: 16
40% more funds holding in top 10
Funds holding in top 10: 5 → 7 (+2)
33% more capital invested
Capital invested by funds: $1.48B → $1.97B (+$493M)
22% more funds holding
Funds holding: 131 → 160 (+29)
4% more repeat investments, than reductions
Existing positions increased: 48 | Existing positions reduced: 46
0% less ownership
Funds ownership: 5.15% → 5.15% (-0%)
62% less call options, than puts
Call options by funds: $4.43M | Put options by funds: $11.8M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Mirae Asset Global Investments
Seoul,
South Korea
|
+$65.4M |
| 2 |
ClearBridge Investments
New York
|
+$43.6M |
| 3 |
Principal Financial Group
Des Moines,
Iowa
|
+$34.5M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$27.8M |
| 5 |
Jennison Associates
New York
|
+$21.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$92.6M |
| 2 |
Janus Henderson Group
London,
United Kingdom
|
-$84.7M |
| 3 |
WP
Woodline Partners
San Francisco,
California
|
-$17.2M |
| 4 |
Morgan Stanley
New York
|
-$16.4M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$14.9M |
ZLAB Hedge Fund Activity: Q1 2025 in Review
160 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Zai Lab (ZLAB) for Q1 2025, worth a combined $1.97B — up 33% from $1.48B a quarter earlier.
Buyers outnumbered sellers: 46 funds opened new ZLAB positions and 16 closed out — a net gain of 30 holders — while 48 added to existing stakes and 46 trimmed.
The largest buyer was Mirae Asset Global Investments, adding an estimated $65.4M. The largest seller was Wellington Management Group, cutting an estimated $92.6M.
- 160 institutional investors held Zai Lab (ZLAB) as of Q1 2025, up from 131 in Q4 2024.
- Funds reported $1.97B of Zai Lab stock for Q1 2025, up 33% quarter-over-quarter.
- 46 funds opened new Zai Lab positions in Q1 2025 and 16 closed out, a net change of +30 holders.
- The largest Zai Lab buyer in Q1 2025 was Mirae Asset Global Investments, an estimated $65.4M added.
- The largest Zai Lab seller in Q1 2025 was Wellington Management Group, an estimated $92.6M sold.
Based on aggregated 13F filings for Q1 2025.