ZLAB · Zai Lab Ltd · Holdings

$24.14 -0.03 (-0.12%) At close · Sep 11

Market Cap

$2.71B

112.27M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 92

Total Value: $825,833,025

Total Shares: 43,464,956

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 92 13F filers · Δ vs Mar 31, 2026

Top Holder

15.1%

−7.9 pts

Top 5

56.7%

−4.8 pts

Top 10

78.3%

−0.3 pts

HHI

827

Broadly held−301

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -7

Institutional value: +53.7%

Shares held: +52.2%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega GOLDMAN SACHS GROUP INC	+2,204,893	2,315,480
Mid ADAR1 Capital Management, LLC	+1,943,667	3,369,034
Mega FMR LLC	+1,552,823	2,815,214
Mega TWO SIGMA INVESTMENTS, LP	+989,671	1,299,394
Mega CITIGROUP INC	+299,816	300,775

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega UBS Group AG	−434,737	69,454
Mega CITADEL ADVISORS LLC	−386,926	1,334,906
Mega BlackRock, Inc.	−200,684	664,462
Small SUPERSTRING CAPITAL MANAGEMENT LP	−120,005	155,813
Mega DIMENSIONAL FUND ADVISORS LP	−72,237	101,997

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid TCG Crossover Management, LLC	6,137,627	$116,614,913
Large Woodline Partners LP	2,207,293	$41,938,567
Small Spruce Street Capital LP	279,110	$5,303,090
Mid Nantahala Capital Management, LLC	200,000	$3,800,000
Large MARSHALL WACE, LLP	147,217	$2,797,123

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mega PRICE T ROWE ASSOCIATES INC /MD/	291,639	$5,485,729
Large Walleye Capital LLC	94,778	$1,782,774
Small BAROMETER CAPITAL MANAGEMENT INC.	66,500	$1,250,865
Mega TD Asset Management Inc	37,440	$704,246
Large Point72 Asset Management, L.P.	35,120	$660,607

Filter: New 15 Increased 28 Reduced 29 Sold out 22 Unchanged 20

Showing 95 of 95

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

RTW INVESTMENTS, LP

$124,906,608

15.12%

6,574,032

TCG Crossover Management, LLC

$116,614,913

14.12%

6,137,627

RA CAPITAL MANAGEMENT, L.P.

$109,127,127

13.21%

5,743,533

ADAR1 Capital Management, LLC

$64,011,646

7.75%

3,369,034

FMR LLC

$53,489,066

6.48%

2,815,214

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC joint	1,250,019	$23,750,361	44.4%	Defined
FIDELITY MANAGEMENT TRUST CO	518,676	$9,854,844	18.4%	Defined
Fidelity Institutional Asset Management Trust Co	241,659	$4,591,521	8.6%	Defined
FIAM LLC	804,860	$15,292,340	28.6%	Defined

GOLDMAN SACHS GROUP INC

$43,994,120

5.33%

2,315,480

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	2,315,480	$43,994,120	100.0%	Defined

Woodline Partners LP

$41,938,567

5.08%

2,207,293

Frazier Life Sciences Management, L.P.

$36,144,080

4.38%

1,902,320

BAMCO INC /NY/

$30,850,186

3.74%

1,623,694

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARON CAPITAL MANAGEMENT INC /NY/ joint	1,623,694	$30,850,186	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$24,688,486

2.99%

1,299,394

CITADEL ADVISORS LLC

$24,409,414

2.96%

1,284,706

Rock Springs Capital Management LP

$15,479,433

1.87%

814,707

BlackRock, Inc.

$12,624,778

1.53%

664,462

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BlackRock Fund Advisors	640,158	$12,163,002	96.3%	Sole
BlackRock Asset Management Ireland Ltd	23,893	$453,967	3.6%	Sole
Aperio Group, LLC	411	$7,809	0.1%	Sole

C WorldWide Group Holding A/S

$9,690,000

1.17%

510,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 2	510,000	$9,690,000	100.0%	Defined

JANE STREET GROUP, LLC

$9,054,279

1.10%

476,541

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	154,458	$2,934,702	32.4%	Defined
Jane Street Global Trading, LLC	84,831	$1,611,789	17.8%	Defined
Jane Street Asia Trading Ltd	237,252	$4,507,788	49.8%	Defined

B Group, Inc.

$8,562,274

1.04%

450,646

SCHRODER INVESTMENT MANAGEMENT GROUP

$7,470,173

0.90%

393,167

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Schroder Investment Management Limited	393,167	$7,470,173	100.0%	Sole

NAN FUNG TRINITY (HK) LTD

$6,582,854

0.80%

346,466

Aberdeen Group plc

$5,914,586

0.72%

311,294

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
abrdn Inc.	311,294	$5,914,586	100.0%	Defined

CITIGROUP INC

$5,714,725

0.69%

300,775

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	300,775	$5,714,725	100.0%	Defined

Spruce Street Capital LP

$5,303,090

0.64%

279,110

AMERIPRISE FINANCIAL INC

$4,810,249

0.58%

253,171

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	253,081	$4,808,539	100.0%	Defined
Ameriprise Financial Services, LLC	90	$1,710	0.0%	Defined

BNP PARIBAS ASSET MANAGEMENT Holding S.A.

$4,692,658

0.57%

246,982

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BNP PARIBAS ASSET MANAGEMENT Europe	246,982	$4,692,658	100.0%	Defined

Hennion & Walsh Asset Management, Inc.

$4,377,942

0.53%

230,418

Hudson Bay Capital Management LP

$4,085,000

0.49%

215,000

JANE STREET GROUP, LLC

$3,864,600

0.47%

203,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	203,400	$3,864,600	100.0%	Defined

Nantahala Capital Management, LLC

$3,800,000

0.46%

200,000

NEXTBio Capital Management LP

$3,483,878

0.42%

183,362

SUPERSTRING CAPITAL MANAGEMENT LP

$2,960,447

0.36%

155,813

Tidal Investments LLC

$2,925,924

0.35%

153,996

MARSHALL WACE, LLP

$2,797,123

0.34%

147,217

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	138,205	$2,625,895	93.9%	Other
MARSHALL WACE ASIA Ltd	9,012	$171,228	6.1%	Other

D. E. Shaw & Co., Inc.

$2,682,002

0.32%

141,158

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	141,158	$2,682,002	100.0%	Defined

Seven Fleet Capital Management LP

$2,584,304

0.31%

136,016

Privium Fund Management B.V.

$2,321,591

0.28%

122,189

STATE STREET CORP

$2,296,074

0.28%

120,846

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SSGA FUNDS MANAGEMENT, INC. joint	120,846	$2,296,074	100.0%	Defined

ALPS ADVISORS INC

$2,098,189

0.25%

110,431

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$2,086,200

0.25%

109,800

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	109,800	$2,086,200	100.0%	Other

DIMENSIONAL FUND ADVISORS LP

$1,937,943

0.23%

101,997

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	6,350	$120,650	6.2%	Defined
Dimensional Ireland Ltd	1,781	$33,839	1.7%	Defined
Held directly	93,866	$1,783,454	92.0%	Sole

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$1,454,735

0.18%

76,565

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	76,565	$1,454,735	100.0%	Other

Legal & General Group Plc

$1,357,759

0.16%

71,461

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Legal & General Investment Management Ltd joint	71,461	$1,357,759	100.0%	Defined

UBS Group AG

$1,319,626

0.16%

69,454

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	4,225	$80,275	6.1%	Defined
UBS AG	24,280	$461,320	35.0%	Defined
UBS Switzerland AG	40,180	$763,420	57.9%	Defined
UBS Securities LLC	769	$14,611	1.1%	Defined

Virtus Investment Advisers, LLC

$1,294,356

0.16%

68,124

Headlands Technologies LLC

$1,292,190

0.16%

68,010

MORGAN STANLEY

$1,242,619

0.15%

65,401

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	20,169	$383,211	30.8%	Defined
MORGAN STANLEY & CO. LLC	3,752	$71,288	5.7%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	2,573	$48,887	3.9%	Defined
MORGAN STANLEY SMITH BARNEY LLC	12,738	$242,022	19.5%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	26,169	$497,211	40.0%	Defined

DCF Advisers, LLC

$1,206,500

0.15%

63,500

CITADEL ADVISORS LLC

$953,800

0.12%

50,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	50,200	$953,800	100.0%	Defined

Quadrature Capital Ltd

$741,532

0.09%

39,028

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	39,028	$741,532	100.0%	Other

WealthPlan Investment Management, LLC

$698,459

0.08%

36,761

NORTHERN TRUST CORP

$455,601

0.06%

23,979

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	23,979	$455,601	100.0%	Defined

GEODE CAPITAL MANAGEMENT, LLC

$453,701

0.05%

23,879

Invesco Ltd.

$425,543

0.05%

22,397

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	41	$779	0.2%	Defined
Invesco Capital Management LLC	22,356	$424,764	99.8%	Defined

XTX Topco Ltd

$348,631

0.04%

18,349

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	18,349	$348,631	100.0%	Defined

Schonfeld Strategic Advisors LLC

$294,424

0.04%

15,496

Squarepoint Ops LLC

$291,004

0.04%

15,316

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	15,316	$291,004	100.0%	Defined

Erste Asset Management GmbH

$286,900

0.03%

15,100

Vanguard Personalized Indexing Management, LLC

$211,489

0.03%

11,131

Persistent Asset Partners Ltd

$209,760

0.03%

11,040

TWO SIGMA SECURITIES, LLC

$192,546

0.02%

10,134

JPMORGAN CHASE & CO

$131,423

0.02%

6,917

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
J.P. Morgan Securities LLC	258	$4,902	3.7%	Defined
J.P. Morgan Securities plc	6,659	$126,521	96.3%	Defined

China Universal Asset Management Co., Ltd.

$99,560

0.01%

5,240

GROUP ONE TRADING LLC

$96,729

0.01%

5,091

Nykredit A/S

$78,850

0.01%

4,150

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nykredit Bank A/S	4,150	$78,850	100.0%	Defined

Mirae Asset Global Investments Co., Ltd.

$74,594

0.01%

3,926

SIMPLEX TRADING, LLC

$50,483

0.01%

2,657

ROYAL BANK OF CANADA

$32,243

0.00%

1,697

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC Capital Markets, LLC	222	$4,218	13.1%	Defined
BREWIN DOLPHIN WEALTH MANAGEMENT LTD	1,475	$28,025	86.9%	Defined

Basecamp Wealth Advisors LLC

$28,538

0.00%

1,502

Tower Research Capital LLC (TRC)

$19,190

0.00%

1,010

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Latour Trading LLC (Latour)	1,010	$19,190	100.0%	Defined

US BANCORP \DE\

$18,240

0.00%

960

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
US BANK NATIONAL ASSOCIATION	960	$18,240	100.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$14,592

0.00%

768

GF FUND MANAGEMENT CO. LTD.

$13,851

0.00%

729

Farther Finance Advisors, LLC

$13,110

0.00%

690

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

$11,932

0.00%

628

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Group AG	628	$11,932	100.0%	Defined

Federation des caisses Desjardins du Quebec

$5,700

0.00%

300

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Desjardins Securities inc.	300	$5,700	100.0%	Defined

BARCLAYS PLC

$5,548

0.00%

292

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	292	$5,548	100.0%	Defined

NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO

$3,895

0.00%

205

Arax Advisory Partners

$3,819

0.00%

201

ASSETMARK, INC

$2,945

0.00%

155

Quent Capital, LLC

$2,850

0.00%

150

DEUTSCHE BANK AG\

$2,793

0.00%

147

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DBX Advisors LLC	147	$2,793	100.0%	Defined

OSAIC HOLDINGS, INC.

$2,660

0.00%

140

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	40	$760	28.6%	Defined
Osaic Advisory Services, LLC	100	$1,900	71.4%	Defined

Smartleaf Asset Management LLC

$2,508

0.00%

132

EverSource Wealth Advisors, LLC

$2,223

0.00%

117

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BMSS Wesson Wealth Solutions, LLC	9	$171	7.7%	Sole
Held directly	108	$2,052	92.3%	Sole

North Star Investment Management Corp.

$1,843

0.00%

Ameritas Advisory Services, LLC

$1,444

0.00%

AMERIFLEX GROUP, INC.

$1,178

0.00%

WELLS FARGO & COMPANY/MN

$1,140

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO CLEARING SERVICES, LLC	60	$1,140	100.0%	Defined

SBI Securities Co., Ltd.

$760

0.00%

Cornerstone Financial Management LLC

$608

0.00%

PNC FINANCIAL SERVICES GROUP, INC.

$494

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PNC Wealth Management LLC	26	$494	100.0%	Defined

Caitong International Asset Management Co., Ltd

$494

0.00%

Bell Investment Advisors, Inc

$494

0.00%

Stone House Investment Management, LLC

$418

0.00%

Blue Trust, Inc.

$95

0.00%

Larson Financial Group LLC

$76

0.00%

BESSEMER GROUP INC

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BESSEMER TRUST Co NATIONAL ASSOCIATION	60	$1	100.0%	Defined

Key facts CIK 1704292 CUSIP 98887Q104 13F (30d) 39 filings 39 filers Visit website Investor relations