Zai Lab Ownership | Who Owns Zai Lab?

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Zai Lab Ownership Summary

Zai Lab is owned by 3.90% institutional investors, 1.41% insiders, and 94.69% retail investors. Blackrock is the largest institutional shareholder, holding 0.68% of ZLAB shares. American Funds New World A is the top mutual fund, with 2.97% of its assets in Zai Lab shares.

ZLAB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Zai Lab	3.90%	1.41%	94.69%
Sector	Healthcare Stocks	487.91%	11.08%	-398.99%
Industry	Biotech Stocks	307.10%	11.11%	-218.21%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	660.59K	0.68%	$11.45M
Wellington management group llp	6.66M	0.68%	$174.37M
Janus henderson group	6.57M	0.67%	$172.00M
Morgan stanley	543.81K	0.56%	$9.42M
Fmr	5.48M	0.56%	$143.40M
Capital world investors	6.04M	0.55%	$211.09M
Rtw investments, lp	5.54M	0.51%	$193.62M
Price t rowe associates inc /md/	2.35M	0.24%	$61.65M
Privium fund management b.v.	215.79K	0.22%	$3.75M
Clearbridge investments	1.86M	0.19%	$48.79M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Superstring capital management lp	134.90K	5.59%	$4.72M
Adar1 capital management	850.44K	4.56%	$29.74M
Bioimpact capital	745.06K	4.51%	$26.05M
Stempoint capital lp	250.44K	2.81%	$8.76M
Rtw investments, lp	5.54M	2.76%	$193.62M
Rock springs capital management lp	871.39K	1.90%	$30.47M
Frazier life sciences management	1.31M	1.83%	$45.75M
Nan fung trinity (hk)	269.98K	1.13%	$9.44M
Privium fund management b.v.	215.79K	0.96%	$3.75M
Dcf advisers	64.75K	0.82%	$1.70M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	5.48M	0.01%	4.83M
Rtw investments, lp	5.54M	2.76%	2.40M
Principal financial group	1.76M	0.03%	1.76M
Clearbridge investments	1.86M	0.04%	989.66K
Allianz asset management gmbh	1.51M	0.05%	984.04K

Top Sellers

Holder	Shares	% Assets	Change
Janus henderson group	6.57M	0.09%	-2.19M
Mirae asset global investments	77.86K	0.01%	-2.05M
Viking global investors lp	-	-	-1.95M
Wellington management group llp	6.66M	0.03%	-1.78M
Ra capital management	-	-	-1.30M

New Positions

Holder	Shares	% Assets	Change	Value
Principal financial group	1.76M	0.03%	1.76M	$46.17M
Nan fung trinity (hk)	269.98K	1.13%	269.98K	$9.44M
Orbimed advisors	231.00K	0.20%	231.00K	$8.08M
Qube research	97.27K	0.00%	97.27K	$3.40M
Jump financial	66.00K	0.03%	66.00K	$2.31M

Sold Out

Holder	Change
Jones financial companies lllp	-10.00
Macroview investment management	-11.00
Gamma investing	-17.00
Redwood wealth management group	-20.00
Cornerstone planning group	-22.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	160	-3.61%	42,588,633	-23.34%	3	0.15%	83	-12.63%	57	23.91%
Mar 31, 2025	166	21.17%	56,424,922	0.14%	52	158.47%	94	11.90%	47	38.24%
Dec 31, 2024	130	14.04%	53,474,909	18.09%	5	0.26%	79	43.64%	33	6.45%
Sep 30, 2024	114	4.59%	45,281,591	11.79%	46	2.66%	56	7.69%	31	-13.89%
Jun 30, 2024	108	-10.00%	40,506,428	-1.96%	41	2.29%	52	-14.75%	35	9.38%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Funds New World A	3.27M	2.97%	-
Capital Group New Geography Equity Comp	3.27M	2.97%	-
American Funds SMALLCAP World A	2.08M	1.89%	-
ClearBridge International Growth C	2.02M	1.83%	-
ClearBridge International Growth EAFE	2.02M	1.83%	-
Fidelity Contrafund	1.66M	1.49%	260.35K
Baron Emerging Markets Strategy	1.36M	1.23%	19.31K
Baron Emerging Markets Institutional	1.36M	1.23%	19.31K
Principal International Eq Fd - Gross	1.32M	1.22%	-
Vanguard Health Care Inv	1.10M	1.01%	-1.79M

Recent Insider Transactions

Date	Name	Role	Activity	Value
Oct 02, 2025	Chen Yajing	Chief Financial Officer	Sell	$15.62K
Sep 10, 2025	Smiley Joshua L	See Remarks	Buy	$289.10K
Aug 18, 2025	Smiley Joshua L	See Remarks	Sell	$240.64K
Aug 18, 2025	Edmondson Frazor Titus III	Chief Legal Officer	Sell	$68.23K
Aug 15, 2025	Chen Yajing	Chief Financial Officer	Sell	$29.42K

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	-	1
2025 Q3	1	11
2025 Q2	-	25
2025 Q1	-	9
2024 Q4	-	3

ZLAB Ownership FAQ

Who Owns Zai Lab?

Zai Lab shareholders are primarily institutional investors at 3.90%, followed by 1.41% insiders and 94.69% retail investors. The average institutional ownership in Zai Lab's industry, Biotech Stocks , is 307.10%, which Zai Lab falls below.

Who owns the most shares of Zai Lab?

Zai Lab’s largest shareholders are Blackrock (660.59K shares, 0.68%), Wellington management group llp (6.66M shares, 0.68%), and Janus henderson group (6.57M shares, 0.67%). Together, they hold 2.03% of Zai Lab’s total shares outstanding.

Does Blackrock own Zai Lab?

Yes, BlackRock owns 0.68% of Zai Lab, totaling 660.59K shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 11.45M$. In the last quarter, BlackRock increased its holdings by 11.31K shares, a 1.74% change.

Who is Zai Lab’s biggest shareholder by percentage of total assets invested?

Superstring capital management lp is Zai Lab’s biggest shareholder by percentage of total assets invested, with 5.59% of its assets in 134.9K Zai Lab shares, valued at 4.72M$.

Who is the top mutual fund holder of Zai Lab shares?

American Funds New World A is the top mutual fund holder of Zai Lab shares, with 2.97% of its total shares outstanding invested in 3.27M Zai Lab shares.

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