MPLT · MapLight Therapeutics, Inc.

$12.60 +0.06 (+0.48%) At close · Aug 28

Russell 2000 member Rebalance outlook locked

Market Cap

$581.58M

46.38M

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.

Quarter:

Holders: 107

Total Value: $941,896,428

Total Shares: 26,280,610

Showing 1–100 of 108 holdings by value · page 1 of 2

Institutional Ownership Trend

3 quarters

Holder Concentration

Across 107 13F filers · Δ vs Mar 31, 2026

Top Holder

14.0%

−0.9 pts

Top 5

49.7%

−3.1 pts

Top 10

67.6%

−3.6 pts

HHI

664

Broadly held−58

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +26

Institutional value: +87.6%

Shares held: +6.4%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega PRICE T ROWE ASSOCIATES INC /MD/	+1,310,227	1,422,935
Mega FMR LLC	+619,055	823,556
Mega STATE STREET CORP	+513,034	852,150
Mega VANGUARD CAPITAL MANAGEMENT LLC	+64,330	784,150
Mega BANK OF AMERICA CORP /DE/	+35,595	54,464

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid ADAR1 Capital Management, LLC	−348,412	26,497
Mega BlackRock, Inc.	−314,597	1,025,134
Small Blue Owl Capital Holdings LP	−276,000	729,929
Large Freestone Grove Partners LP	−145,045	168,912
Mega UBS Group AG	−114,484	122,028

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid Paradigm Biocapital Advisors LP	685,852	$24,580,935
Mega Capital World Investors	415,730	$14,899,763
Mega MILLENNIUM MANAGEMENT LLC	128,841	$4,617,661
Mid Boxer Capital Management, LLC	75,000	$2,688,000
Large Trexquant Investment LP	63,792	$2,286,305

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mid Vestal Point Capital, LP	420,000	$8,538,600
Large RA CAPITAL MANAGEMENT, L.P.	248,294	$5,047,817
Small Board of Trustees of The Leland Stanford Junior University	199,231	$4,050,366
Small Tetragon Partners GP Ltd	112,115	$2,279,297
Mega JANUS HENDERSON GROUP PLC	54,752	$1,113,108

Filter: New 38 Increased 22 Reduced 29 Sold out 12 Unchanged 18

Showing 100 of 108

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

NOVO HOLDINGS A/S

$132,128,532

14.03%

3,686,622

FCPM III SERVICES B.V.

$115,634,176

12.28%

3,226,400

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

Manager	Shares	Value (USD)	% of position	Discretion
Forbion Growth Management III B.V.	3,226,400	$115,634,176	100.0%	Defined

T. Rowe Price Investment Management, Inc.

$99,697,131

10.58%

2,781,728

GOLDMAN SACHS GROUP INC

$69,827,501

7.41%

1,948,312

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	1,082,568	$38,799,237	55.6%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	865,744	$31,028,264	44.4%	Defined

PRICE T ROWE ASSOCIATES INC /MD/

$50,997,989

5.41%

1,422,935

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

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	8,677	$310,983	0.6%	Defined
Held directly	1,414,258	$50,687,006	99.4%	Sole

BlackRock, Inc.

$36,740,799

3.90%

1,025,134

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

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	22,349	$800,988	2.2%	Sole
BlackRock Investment Management, LLC	34,745	$1,245,260	3.4%	Sole
BLACKROCK ADVISORS LLC	98,643	$3,535,365	9.6%	Sole
BlackRock Fund Advisors	399,868	$14,331,269	39.0%	Sole
BlackRock Institutional Trust Company, N.A.	460,022	$16,487,188	44.9%	Sole
BlackRock Investment Management (UK) Ltd.	8,269	$296,360	0.8%	Sole
BlackRock (Luxembourg) S.A.	440	$15,769	0.0%	Sole
Aperio Group, LLC	798	$28,600	0.1%	Sole

Nan Fung Group Holdings Ltd

$34,809,707

3.70%

971,253

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

Manager	Shares	Value (USD)	% of position	Discretion
Pivotal bioVenture Partners Investment Advisor LLC joint	971,253	$34,809,707	100.0%	Defined

5AM Venture Management, LLC

$34,048,394

3.61%

950,011

Sanofi

$32,687,549

3.47%

912,041

STATE STREET CORP

$30,541,056

3.24%

852,150

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

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	852,150	$30,541,056	100.0%	Defined

FMR LLC

$29,516,245

3.13%

823,556

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	388,519	$13,924,520	47.2%	Defined
Fidelity Institutional Asset Management Trust Co	367,430	$13,168,691	44.6%	Defined
FIAM LLC	67,607	$2,423,034	8.2%	Defined

VANGUARD CAPITAL MANAGEMENT LLC

$28,103,936

2.98%

784,150

Blue Owl Capital Holdings LP

$26,160,655

2.78%

729,929

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

Manager	Shares	Value (USD)	% of position	Discretion
Blue Owl Healthcare Opportunities Advisors LLC	729,929	$26,160,655	100.0%	Defined

Paradigm Biocapital Advisors LP

$24,580,935

2.61%

685,852

Pivotal bioVenture Partners Investment Advisor LLC

$21,914,224

2.33%

611,446

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

Manager	Shares	Value (USD)	% of position	Discretion
Pivotal bioVenture Partners Fund I U.G.P. Ltd	611,446	$21,914,224	100.0%	Defined

Velan Capital Investment Management LP

$17,665,285

1.88%

492,893

Siren, L.L.C.

$16,128,000

1.71%

450,000

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

Manager	Shares	Value (USD)	% of position	Discretion
Invus Group, LLC	450,000	$16,128,000	100.0%	Defined

Capital World Investors

$14,899,763

1.58%

415,730

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

Manager	Shares	Value (USD)	% of position	Discretion
CAPITAL GROUP COMPANIES INC joint	415,730	$14,899,763	100.0%	Defined

GEODE CAPITAL MANAGEMENT, LLC

$14,409,507

1.53%

402,051

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

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	60,083	$2,153,374	14.9%	Defined
Held directly	341,968	$12,256,133	85.1%	Defined

BAKER BROS. ADVISORS LP

$13,071,027

1.39%

364,705

DAFNA Capital Management LLC

$6,128,855

0.65%

171,006

BNP PARIBAS ASSET MANAGEMENT Holding S.A.

$6,123,694

0.65%

170,862

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

Manager	Shares	Value (USD)	% of position	Discretion
AXA INVESTMENT MANAGERS UK LIMITED	170,862	$6,123,694	100.0%	Defined

Freestone Grove Partners LP

$6,053,806

0.64%

168,912

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$4,903,557

0.52%

136,818

MILLENNIUM MANAGEMENT LLC

$4,617,661

0.49%

128,841

SUPERSTRING CAPITAL MANAGEMENT LP

$4,495,482

0.48%

125,432

VANGUARD FIDUCIARY TRUST CO

$4,413,158

0.47%

123,135

UBS Group AG

$4,373,483

0.46%

122,028

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	122,028	$4,373,483	100.0%	Defined

NORTHERN TRUST CORP

$4,180,806

0.44%

116,652

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	115,013	$4,122,065	98.6%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	1,639	$58,741	1.4%	Other

STEMPOINT CAPITAL LP

$3,831,511

0.41%

106,906

SEVEN GRAND MANAGERS, LLC

$3,584,000

0.38%

100,000

VANGUARD PORTFOLIO MANAGEMENT LLC

$3,467,914

0.37%

96,761

LAZARD ASSET MANAGEMENT LLC

$2,870,138

0.30%

80,082

Burkehill Global Management, LP

$2,688,000

0.29%

75,000

Boxer Capital Management, LLC

$2,688,000

0.29%

75,000

BNP PARIBAS ARBITRAGE, SA

$2,526,146

0.27%

70,484

Trexquant Investment LP

$2,286,305

0.24%

63,792

TD Asset Management Inc

$1,954,211

0.21%

54,526

BANK OF AMERICA CORP /DE/

$1,951,989

0.21%

54,464

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

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	36,690	$1,314,969	67.4%	Defined
BOFA SECURITIES, INC.	17,774	$637,020	32.6%	Defined

HRT FINANCIAL LP

$1,863,070

0.20%

51,983

WELLINGTON MANAGEMENT GROUP LLP

$1,860,704

0.20%

51,917

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

Manager	Shares	Value (USD)	% of position	Discretion
Wellington Management Company LLP	16,091	$576,701	31.0%	Defined
Wellington Trust Company, NA joint	33,186	$1,189,386	63.9%	Defined
Wellington Management Australia Pty Ltd	2,640	$94,617	5.1%	Defined

Jain Global LLC

$1,632,547

0.17%

45,551

MORGAN STANLEY

$1,372,812

0.15%

38,304

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	622	$22,292	1.6%	Defined
MORGAN STANLEY & CO. LLC	5,954	$213,391	15.5%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	11,877	$425,671	31.0%	Defined
MORGAN STANLEY SMITH BARNEY LLC	6,658	$238,622	17.4%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13,193	$472,836	34.4%	Defined

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$1,254,400

0.13%

35,000

Weiss Asset Management LP

$1,186,088

0.13%

33,094

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

Manager	Shares	Value (USD)	% of position	Discretion
WEISS ANDREW M joint	33,094	$1,186,088	100.0%	Defined

Bank of New York Mellon Corp

$1,089,893

0.12%

30,410

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

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	9,896	$354,672	32.5%	Defined
The Bank of New York Mellon	20,504	$734,863	67.4%	Defined
BNY Mellon, NA joint	10	$358	0.0%	Defined

ADAR1 Capital Management, LLC

$949,652

0.10%

26,497

CITADEL ADVISORS LLC

$922,915

0.10%

25,751

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	25,751	$922,915	100.0%	Defined

Jump Financial, LLC

$903,956

0.10%

25,222

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

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC joint	622	$22,292	2.5%	Defined
Leap GP LLC joint	24,600	$881,664	97.5%	Defined

XTX Topco Ltd

$893,096

0.09%

24,919

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	24,919	$893,096	100.0%	Defined

Ghisallo Capital Management LLC

$716,800

0.08%

20,000

Nuveen, LLC

$642,288

0.07%

17,921

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

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	4,056	$145,367	22.6%	Defined
TEACHERS ADVISORS, LLC joint	13,865	$496,921	77.4%	Defined

CITIGROUP INC

$611,107

0.06%

17,051

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	17,051	$611,107	100.0%	Defined

CITADEL ADVISORS LLC

$609,280

0.06%

17,000

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	17,000	$609,280	100.0%	Defined

RHUMBLINE ADVISERS

$564,408

0.06%

15,748

MARKET STREET WEALTH MANAGEMENT ADVISORS LLC

$506,204

0.05%

14,124

Rafferty Asset Management, LLC

$496,491

0.05%

13,853

BARCLAYS PLC

$465,023

0.05%

12,975

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

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	10,909	$390,978	84.1%	Defined
BARCLAYS CAPITAL INC.	2,066	$74,045	15.9%	Defined

Virtus Investment Advisers, LLC

$422,589

0.04%

11,791

Quantinno Capital Management LP

$406,389

0.04%

11,339

MA Private Wealth

$372,341

0.04%

10,389

DEUTSCHE BANK AG\

$370,083

0.04%

10,326

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

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	145	$5,196	1.4%	Defined
DWS Investments UK Ltd	10,181	$364,887	98.6%	Defined

LMR Partners LLP

$358,400

0.04%

10,000

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

Manager	Shares	Value (USD)	% of position	Discretion
Wabon Partners, L.P.	10,000	$358,400	100.0%	Sole

WELLS FARGO & COMPANY/MN

$337,576

0.04%

9,419

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

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	9,419	$337,576	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$322,488

0.03%

8,998

Vanguard Global Advisers, LLC

$302,059

0.03%

8,428

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$297,472

0.03%

8,300

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	8,300	$297,472	100.0%	Other

AMERICAN CENTURY COMPANIES INC

$267,724

0.03%

7,470

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

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	7,470	$267,724	100.0%	Defined

MetLife Investment Management, LLC

$263,531

0.03%

7,353

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

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	7,353	$263,531	100.0%	Defined

Russell Investments Group, Ltd.

$260,449

0.03%

7,267

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

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC	7,267	$260,449	100.0%	Defined

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$252,313

0.03%

7,040

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

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	7,040	$252,313	100.0%	Defined

PROFUND ADVISORS LLC

$249,303

0.03%

6,956

RENAISSANCE TECHNOLOGIES LLC

$248,622

0.03%

6,937

RAYMOND JAMES FINANCIAL INC

$231,347

0.02%

6,455

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

Manager	Shares	Value (USD)	% of position	Discretion
RAYMOND JAMES & ASSOCIATES	5,150	$184,576	79.8%	Defined
Raymond James Financial Services Advisors, Inc.	1,305	$46,771	20.2%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$229,769

0.02%

6,411

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

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	4,802	$172,103	74.9%	Defined
Global X Management (AUS) Ltd joint	1,609	$57,666	25.1%	Defined

MARSHALL WACE, LLP

$207,872

0.02%

5,800

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	5,800	$207,872	100.0%	Other

Invesco Ltd.

$205,326

0.02%

5,729

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	1,478	$52,971	25.8%	Defined
Invesco Trust Co joint	4,251	$152,355	74.2%	Defined

Police & Firemen's Retirement System of New Jersey

$196,797

0.02%

5,491

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

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	5,491	$196,797	100.0%	Defined

NEW YORK STATE COMMON RETIREMENT FUND

$189,952

0.02%

5,300

JPMORGAN CHASE & CO

$155,258

0.02%

4,332

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

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	4,324	$154,972	99.8%	Defined
J.P. Morgan Investment Management Inc.	8	$286	0.2%	Defined

Tower Research Capital LLC (TRC)

$71,536

0.01%

1,996

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)	1,996	$71,536	100.0%	Defined

OSAIC HOLDINGS, INC.

$68,024

0.01%

1,898

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

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	1,898	$68,024	100.0%	Defined

Aster Capital Management (DIFC) Ltd

$53,043

0.01%

1,480

Pinnacle Wealth Planning Services, Inc.

$45,337

0.00%

1,265

SBI Securities Co., Ltd.

$41,574

0.00%

1,160

Penserra Capital Management LLC

$38,993

0.00%

1,088

Legal & General Group Plc

$37,022

0.00%

1,033

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 America Inc	1,033	$37,022	100.0%	Defined

Ameritas Investment Partners, Inc.

$33,904

0.00%

946

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

Manager	Shares	Value (USD)	% of position	Discretion
EATON VANCE MANAGEMENT	946	$33,904	100.0%	Other

Caitong International Asset Management Co., Ltd

$19,712

0.00%

550

SIMPLEX TRADING, LLC

$19,281

0.00%

538

ROYAL BANK OF CANADA

$16,987

0.00%

474

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

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	317	$11,361	66.9%	Defined
RBC Capital Markets, LLC	157	$5,626	33.1%	Defined

NISA INVESTMENT ADVISORS, LLC

$14,336

0.00%

400

State of Wyoming

$12,938

0.00%

361

Pacer Advisors, Inc.

$8,279

0.00%

231

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

$5,160

0.00%

144

GAMMA Investing LLC

$4,408

0.00%

123

Farther Finance Advisors, LLC

$4,300

0.00%

120

PNC FINANCIAL SERVICES GROUP, INC.

$3,368

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
PNC Bank, National Association	94	$3,368	100.0%	Defined

Global Retirement Partners, LLC

$2,257

0.00%

Sterling Capital Management LLC

$2,007

0.00%

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