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CSTL

CSTL

Castle Biosciences, Inc.Healthcare

Institutional holders
181
As of Q2 2026
Total 13F value
$724.1M
Sum of disclosed positions
New positions
27
This quarter
Sold positions
31
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
BlackRock, Inc.

Blackrock, Inc.

$78.5M3.29M0.00%+10.4%
RTW INVESTMENTS, LP

Rtw Investments, Lp

$66.3M2.78M0.57%+0.7%
PRINCIPAL FINANCIAL GROUP INC

Principal Financial Group Inc

$41.2M1.73M0.02%-2.4%
Allianz Asset Management GmbH

Allianz Asset Management Gmbh

$40.9M1.69M0.02%Unchanged
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$38.7M939.4K0.00%+3176.9%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$29.3M1.23M0.00%+4.2%
ACADIAN ASSET MANAGEMENT LLC

Acadian Asset Management Llc

$21.9M918.7K0.03%+89.6%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$20.1M840.8K0.00%-2.4%
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC

Summit Partners Public Asset Management, Llc

$19.7M824.9K0.35%-12.3%
STATE STREET CORP

State Street Corporation

$19.6M822.1K0.00%+6.9%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$19M795.9K0.00%+9.3%
MACKENZIE FINANCIAL CORP

Mackenzie Financial Corp

$18.9M793.5K0.02%+970.7%
DIMENSIONAL FUND ADVISORS LP

Dimensional Fund Advisors Lp

$18.9M791.1K0.00%-23.9%
Jefferies Financial Group Inc.

Jefferies Financial Group Inc.

$15.4M647.4K0.10%New Position
Qube Research & Technologies Ltd

Qube Research & Technologies Ltd

$14.1M589.3K0.01%+5.3%
AIGH Capital Management LLC

Aigh Capital Management Llc

$13M545.1K0.62%-7.7%
CITADEL ADVISORS LLC

Citadel Advisors

$12.7M530.7K0.00%+119.3%
RENAISSANCE TECHNOLOGIES LLC

Renaissance Technologies

$8.9M371.2K0.01%-30.3%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$8.5M358.4K0.00%+5.0%
Point72 Asset Management, L.P.

Point72 Asset Management

$8.5M357.3K0.01%New Position
KENNEDY CAPITAL MANAGEMENT LLC

Kennedy Capital Management Llc

$8.3M348.4K0.15%New Position
Connor, Clark & Lunn Investment Management Ltd.

Connor, Clark & Lunn Investment Management Ltd.

$7.9M331.7K0.01%-12.0%
MORGAN STANLEY

Morgan Stanley

$7.9M329.7K0.00%-23.1%
Portolan Capital Management, LLC

Portolan Capital Management, Llc

$7.8M328.8K0.29%-75.7%
PANAGORA ASSET MANAGEMENT INC

Panagora Asset Management Inc

$7.2M301.0K0.02%+35.4%
Allspring Global Investments Holdings, LLC

Allspring Global Investments Holdings, Llc

$7M292.5K0.01%+82.0%
NORTHERN TRUST CORP

Northern Trust Corp

$6.8M285.2K0.00%+4.4%
WASATCH ADVISORS LP

Wasatch Advisors Inc

$6.7M279.3K0.04%-38.6%
KORNITZER CAPITAL MANAGEMENT INC /KS

Kornitzer Capital Management Inc /Ks

$6.3M264.2K0.13%-0.1%
SILVERCREST ASSET MANAGEMENT GROUP LLC

Silvercrest Asset Management Group Llc

$6.1M256.1K0.04%-4.6%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$6.1M254.5K0.00%New Position
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$6.1M254.5K0.00%+5.2%
Advisors Capital Management, LLC

Advisors Capital Management, Llc

$5.7M238.2K0.06%-4.1%
NEW YORK STATE COMMON RETIREMENT FUND

New York State Common Retirement Fund

$5.6M234.7K0.01%+0.7%
PALISADE CAPITAL MANAGEMENT, LP

Palisade Capital Management Llc/Nj

$5.5M231.9K0.24%-56.7%
Nuveen, LLC

Nuveen, Llc

$5.5M231.7K0.00%-55.6%
BRIDGEWAY CAPITAL MANAGEMENT, LLC

Bridgeway Capital Management, Llc

$5.3M221.3K0.09%-13.3%
Trexquant Investment LP

Trexquant Investment Lp

$4.9M206.1K0.03%+58.0%
MILLENNIUM MANAGEMENT LLC

Millennium Management

$4.9M205.4K0.00%-41.9%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$4.7M197.5K0.00%+4.9%
AQR CAPITAL MANAGEMENT LLC

Aqr Capital Management Llc

$4M166.6K0.00%+156.7%
FIRST TRUST ADVISORS LP

First Trust Advisors Lp

$3.5M145.1K0.00%New Position
Parkman Healthcare Partners LLC

Parkman Healthcare Partners Llc

$3.5M144.8K0.35%+14.8%
Empowered Funds, LLC

Empowered Funds, Llc

$3.4M142.3K0.02%+7.7%
HRT FINANCIAL LP

Hrt Financial Lp

$2.8M115.9K0.01%+630.6%
D. E. Shaw & Co., Inc.

D.E. Shaw & Co

$2.7M112.8K0.00%-46.8%
Man Group plc

Man Group Plc

$2.6M108.8K0.00%+130.7%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$2.4M100.4K0.00%-59.7%
BANK OF AMERICA CORP /DE/

Bank Of America

$2.4M98.7K0.00%+45.6%
Bank of New York Mellon Corp

Bank Of New York Mellon Corp

$2.3M98.0K0.00%+10.6%

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