EQ · Equillium, Inc. · Holdings

$2.11 -0.31 (-12.81%) At close · Sep 11

Market Cap

$133.79M

63.41M

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: 60

Total Value: $134,036,482

Total Shares: 41,886,407

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 60 13F filers · Δ vs Mar 31, 2026

Top Holder

15.5%

−0.5 pts

Top 5

53.6%

−4.3 pts

Top 10

82.1%

−3.7 pts

HHI

807

Broadly held−92

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +10

Institutional value: +64.9%

Shares held: +3.1%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid Affinity Asset Advisors, LLC	+2,873,690	4,100,000
Large TUDOR INVESTMENT CORP ET AL	+300,000	320,100
Large Aberdeen Group plc	+278,822	3,631,659
Mid BOOTHBAY FUND MANAGEMENT, LLC	+191,119	284,330
Mega BlackRock, Inc.	+157,557	285,409

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large ADAGE CAPITAL PARTNERS GP, L.L.C.	−3,939,163	1,390,253
Large Balyasny Asset Management L.P.	−1,294,361	344,409
Mid CANTOR FITZGERALD, L. P.	−153,581	109,062
Mega CITADEL ADVISORS LLC	−73,871	116,062
Mid XTX Topco Ltd	−63,842	39,263

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega Jupiter Topco LLC	6,494,571	$20,782,627
Small STEMPOINT CAPITAL LP	2,016,607	$6,453,142
Small Exome Asset Management LLC	552,956	$1,769,459
Small DG Capital Management, LLC	463,396	$1,482,867
Mid Soleus Capital Management, L.P.	90,000	$288,000

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mega JANUS HENDERSON GROUP PLC	6,494,571	$12,989,142
Large Hudson Bay Capital Management LP	428,538	$857,076
Large MARSHALL WACE, LLP	57,632	$115,264
Large OMERS ADMINISTRATION Corp	50,037	$100,074
Large Rockefeller Capital Management L.P.	14,286	$28,572

Filter: New 19 Increased 17 Reduced 14 Sold out 9 Unchanged 10

Showing 65 of 65

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Jupiter Topco LLC

$20,782,627

15.51%

6,494,571

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

Manager	Shares	Value (USD)	% of position	Discretion
JANUS HENDERSON INVESTORS US LLC	6,494,571	$20,782,627	100.0%	Defined

Decheng Capital LLC

$14,231,385

10.62%

4,447,308

Affinity Asset Advisors, LLC

$13,120,000

9.79%

4,100,000

ADAR1 Capital Management, LLC

$12,027,420

8.97%

3,758,569

Aberdeen Group plc

$11,621,308

8.67%

3,631,659

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

Manager	Shares	Value (USD)	% of position	Discretion
abrdn Inc.	3,631,659	$11,621,308	100.0%	Defined

Woodline Partners LP

$11,202,883

8.36%

3,500,901

RA CAPITAL MANAGEMENT, L.P.

$9,908,275

7.39%

3,096,336

STEMPOINT CAPITAL LP

$6,453,142

4.81%

2,016,607

VANGUARD CAPITAL MANAGEMENT LLC

$5,832,998

4.35%

1,822,812

Eversept Partners, LP

$4,866,636

3.63%

1,520,824

ADAGE CAPITAL PARTNERS GP, L.L.C.

$4,448,809

3.32%

1,390,253

RENAISSANCE TECHNOLOGIES LLC

$2,040,374

1.52%

637,617

Exome Asset Management LLC

$1,769,459

1.32%

552,956

DG Capital Management, LLC

$1,482,867

1.11%

463,396

DIADEMA PARTNERS LP

$1,280,902

0.96%

400,282

GEODE CAPITAL MANAGEMENT, LLC

$1,219,759

0.91%

381,175

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	70,493	$225,577	18.5%	Defined
Held directly	310,682	$994,182	81.5%	Defined

Balyasny Asset Management L.P.

$1,102,108

0.82%

344,409

TUDOR INVESTMENT CORP ET AL

$1,024,320

0.76%

320,100

Ikarian Capital, LLC

$971,376

0.72%

303,555

BlackRock, Inc.

$913,308

0.68%

285,409

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

Manager	Shares	Value (USD)	% of position	Discretion
BlackRock Investment Management, LLC	9,860	$31,552	3.5%	Sole
BlackRock Fund Advisors	147,697	$472,630	51.7%	Sole
BlackRock Institutional Trust Company, N.A.	127,852	$409,126	44.8%	Sole

BOOTHBAY FUND MANAGEMENT, LLC

$909,856

0.68%

284,330

TWO SIGMA INVESTMENTS, LP

$661,929

0.49%

206,853

VANGUARD FIDUCIARY TRUST CO

$610,592

0.46%

190,810

STATE STREET CORP

$556,992

0.42%

174,060

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 TRUST COMPANY	174,060	$556,992	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$478,080

0.36%

149,400

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	149,400	$478,080	100.0%	Other

CANTOR FITZGERALD, L. P.

$348,998

0.26%

109,062

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

Manager	Shares	Value (USD)	% of position	Discretion
Cantor Fitzgerald & Co.	109,062	$348,998	100.0%	Defined

Persistent Asset Partners Ltd

$326,432

0.24%

102,010

CITADEL ADVISORS LLC

$318,918

0.24%

99,662

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	99,662	$318,918	100.0%	Defined

JANE STREET GROUP, LLC

$304,684

0.23%

95,214

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	34,977	$111,926	36.7%	Defined
Jane Street Global Trading, LLC	60,237	$192,758	63.3%	Defined

Soleus Capital Management, L.P.

$288,000

0.21%

90,000

RAYMOND JAMES FINANCIAL INC

$240,832

0.18%

75,260

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

Manager	Shares	Value (USD)	% of position	Discretion
RAYMOND JAMES & ASSOCIATES	74,260	$237,632	98.7%	Defined
Raymond James Financial Services Advisors, Inc.	1,000	$3,200	1.3%	Defined

NORTHERN TRUST CORP

$228,988

0.17%

71,559

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	71,559	$228,988	100.0%	Defined

AlphaCore Capital LLC

$167,504

0.12%

52,345

JANE STREET GROUP, LLC

$149,440

0.11%

46,700

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	46,700	$149,440	100.0%	Defined

ExodusPoint Capital Management, LP

$141,404

0.11%

44,189

JANE STREET GROUP, LLC

$141,120

0.11%

44,100

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	44,100	$141,120	100.0%	Defined

MILLENNIUM MANAGEMENT LLC

$137,081

0.10%

42,838

XTX Topco Ltd

$125,641

0.09%

39,263

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	39,263	$125,641	100.0%	Defined

Invesco Ltd.

$116,131

0.09%

36,291

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

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Capital Management LLC	36,291	$116,131	100.0%	Defined

BARCLAYS PLC

$112,000

0.08%

35,000

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

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS CAPITAL INC.	35,000	$112,000	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$111,040

0.08%

34,700

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	34,700	$111,040	100.0%	Other

Jefferies Financial Group Inc.

$109,120

0.08%

34,100

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

Manager	Shares	Value (USD)	% of position	Discretion
JEFFERIES LLC	34,100	$109,120	100.0%	Defined

High Net Worth Advisory Group LLC

$107,200

0.08%

33,500

CITIGROUP INC

$104,624

0.08%

32,695

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	32,695	$104,624	100.0%	Defined

MORGAN STANLEY

$95,637

0.07%

29,887

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

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO. LLC	13,939	$44,604	46.6%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	5,363	$17,161	17.9%	Defined
MORGAN STANLEY SMITH BARNEY LLC	10,585	$33,872	35.4%	Defined

Quadrature Capital Ltd

$91,696

0.07%

28,655

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

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	28,655	$91,696	100.0%	Other

HRT FINANCIAL LP

$86,329

0.06%

26,978

AMERICAN CENTURY COMPANIES INC

$82,864

0.06%

25,895

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	25,895	$82,864	100.0%	Defined

China Universal Asset Management Co., Ltd.

$80,000

0.06%

25,000

UBS Group AG

$73,382

0.05%

22,932

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	40	$128	0.2%	Defined
UBS AG	22,892	$73,254	99.8%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$67,875

0.05%

21,211

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	21,211	$67,875	100.0%	Other

Chung Wu Investment Group, LLC

$52,800

0.04%

16,500

CITADEL ADVISORS LLC

$52,480

0.04%

16,400

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	16,400	$52,480	100.0%	Defined

DIMENSIONAL FUND ADVISORS LP

$49,065

0.04%

15,333

Coastal Bridge Advisors, LLC

$48,000

0.04%

15,000

Apollon Wealth Management, LLC

$44,400

0.03%

13,875

Focus Partners Wealth

$41,641

0.03%

13,013

TWO SIGMA SECURITIES, LLC

$34,550

0.03%

10,797

Vanguard Global Advisers, LLC

$18,643

0.01%

5,826

Tower Research Capital LLC (TRC)

$7,632

0.01%

2,385

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

Manager	Shares	Value (USD)	% of position	Discretion
Tower Research Capital Investments LLC	2,385	$7,632	100.0%	Other

GROUP ONE TRADING LLC

$7,161

0.01%

2,238

WELLS FARGO & COMPANY/MN

$3,200

0.00%

1,000

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	1,000	$3,200	100.0%	Defined

JONES FINANCIAL COMPANIES LLLP

$1,600

0.00%

500

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

Manager	Shares	Value (USD)	% of position	Discretion
Edward D. Jones & Co., L.P.	500	$1,600	100.0%	Sole

Caitong International Asset Management Co., Ltd

$748

0.00%

234

SBI Securities Co., Ltd.

$217

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
JANUS HENDERSON INVESTORS US LLC	6,494,571	$12,989,142	100.0%	Defined

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	57,632	$115,264	100.0%	Other

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

Manager	Shares	Value (USD)	% of position	Discretion
ROCKEFELLER FINANCIAL LLC	14,286	$28,572	100.0%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	10,025	$20,050	100.0%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
STRATEGIC ADVISERS LLC	360	$720	100.0%	Defined

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	105	$210	100.0%	Defined

Key facts CIK 1746466 CUSIP 29446K106 13F (30d) 32 filings 32 filers Visit website Investor relations