13F

Stock

Castle Biosciences Inc

CSTL · held by 195 managers

Reported value

$1.04B

Holders

195

+2 new · −2 exited

Holders’ est. mark

$10.1M

Price effect on 7 books still in the name

Largest holder

$120.8M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.11M$120.8M—Held
Vanguard2.2M$85.6M—Held
RTW INVESTMENTS, LP2.12M$82.3M—Held
PRINCIPAL FINANCIAL GROUP INC1.81M$70.3M—Held
Portolan Capital Management, LLC1.73M$67.3M—Held
DIMENSIONAL FUND ADVISORS LP1.14M$44.5M—Held
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC1.06M$41.2M—Held
State Street736.5K$28.6M—Held
GEODE CAPITAL MANAGEMENT, LLC714.9K$27.8M—Held
AIGH Capital Management LLC624.7K$24.3M—Held
Allianz Asset Management GmbH622.3K$24.2M—Held
PALISADE CAPITAL MANAGEMENT, LP567.8K$22.1M—Held
WASATCH ADVISORS LP537.2K$20.9M—Held
Nuveen, LLC524.7K$20.4M—Held
SCHRODER INVESTMENT MANAGEMENT GROUP492.2K$19.3M—Held
Renaissance Technologies493.1K$19.2M—Held
Connor, Clark & Lunn Investment Management Ltd.388.5K$15.1M—Held
Citadel366.4K$14.3M—Held
MILLENNIUM MANAGEMENT LLC308.9K$12M—Held
EVENTIDE ASSET MANAGEMENT, LLC305K$11.9M—Held
GOLDMAN SACHS GROUP INC287.2K$11.2M—Held
KORNITZER CAPITAL MANAGEMENT INC /KS267.7K$10.4M—Held
BANK OF AMERICA CORP /DE/263K$10.2M$4.24MAdded$3.05M
NORTHERN TRUST CORP262.2K$10.2M—Held
Advisors Capital Management, LLC250.7K$9.75M—Held
BRIDGEWAY CAPITAL MANAGEMENT, LLC246.9K$9.61M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC242.5K$9.43M—Held
Qube Research & Technologies Ltd235.5K$9.16M—Held
NEW YORK STATE COMMON RETIREMENT FUND233K$9.07M—Held
WELLINGTON MANAGEMENT GROUP LLP218.6K$8.5M—Held
SILVERCREST ASSET MANAGEMENT GROUP LLC205K$7.97M—Held
MORGAN STANLEY203.6K$7.92M$3.28MAdded$1.78M
BRAIDWELL LP177.2K$6.89M—Held
JANE STREET GROUP, LLC168.6K$6.56M—Held
TUDOR INVESTMENT CORP ET AL167.2K$6.5M$1.38MAdded$4.56M
D. E. Shaw & Co., Inc.159.7K$6.21M—Held
Allspring Global Investments Holdings, LLC159.2K$6.13M—Held
Parkman Healthcare Partners LLC150.6K$5.86M—Held
BNP PARIBAS FINANCIAL MARKETS150K$5.84M—Held
UBS Group AG141.9K$5.52M—Held
Invesco Ltd.135.5K$5.27M—Held
Empowered Funds, LLC121.9K$4.74M—Held
Point72 Asset Management, L.P.119.5K$4.65M—Held
JPMORGAN CHASE & CO90K$3.5M—Held
Bank of New York Mellon Corp87K$3.38M—Held
TWO SIGMA INVESTMENTS, LP84.1K$3.27M—Held
FRANKLIN RESOURCES INC80.6K$3.14M—Held
Birchview Capital, LP80.6K$3.14M—Held
AMERICAN CENTURY COMPANIES INC77.8K$3.03M—Held
Orion Porfolio Solutions, LLC74.7K$2.9M—Held
Informed Momentum Co LLC74.1K$2.88M—Held
BARCLAYS PLC72.1K$2.81M$1.16MAdded$1.14M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC69.6K$2.71M—Held
Trexquant Investment LP64.6K$2.51M—Held
Icahn Capital63.9K$2.48M—Held
ENVESTNET ASSET MANAGEMENT INC62K$2.41M—Held
Swiss National Bank57.3K$2.23M—Held
Squarepoint Ops LLC55.1K$2.14M—Held
PANAGORA ASSET MANAGEMENT INC46K$1.79M—Held
Fidelity42.3K$1.64M—Held
SEI INVESTMENTS CO39.7K$1.55M—Held
RHUMBLINE ADVISERS38.5K$1.5M—Held
MACKENZIE FINANCIAL CORP37.3K$1.46M—Held
OSAIC HOLDINGS, INC.36.4K$1.42M—Held
AMERIPRISE FINANCIAL INC35.4K$1.38M—Held
WELLS FARGO & COMPANY/MN34.2K$1.33M—Held
CITIGROUP INC32.4K$1.26M—Held
TWO SIGMA ADVISERS, LP29.9K$1.16M—Held
Legal & General Group Plc29.7K$1.16M—Held
Universal- Beteiligungs- und Servicegesellschaft mbH29.4K$1.14M—Held
PERKINS CAPITAL MANAGEMENT INC28K$1.09M—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM27.7K$1.08M—Held
ALLIANCEBERNSTEIN L.P.25.3K$983K—Held
TRUIST FINANCIAL CORP23.6K$919.1K—Held
Engineers Gate Manager LP22.9K$892.7K—Held
CAXTON ASSOCIATES LLP22.5K$873.9K—Held
DEUTSCHE BANK AG\22.4K$870.7K—Held
XTX Topco Ltd22.1K$860.7K—Held
FOX RUN MANAGEMENT, L.L.C.21.9K$851.3K—Held
Schonfeld Strategic Advisors LLC21.5K$835.4K—Held
HSBC HOLDINGS PLC19.5K$760.3K—Held
SummitTX Capital, L.P.17.4K$677.2K—Held
AlphaQuest LLC17.1K$665.8K—Held
Verition Fund Management LLC16.8K$653.9K—Held
First Bank & Trust16.7K$649.9K—Held
Creative Planning16.1K$627.9K—Held
MetLife Investment Management, LLC15.9K$617.8K—Held
JANUS HENDERSON GROUP PLC15K$585K—Held
LOS ANGELES CAPITAL MANAGEMENT LLC23.6K$572.1K—Held
Parallel Advisors, LLC14K$544.1K—Held
Oak Harvest Investment Services13.5K$524.6K—Held
Y-Intercept (Hong Kong) Ltd13.2K$515.3K—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13.2K$514.4K—Held
Counterpoint Mutual Funds LLC13K$503.8K—New
STRS OHIO12.6K$490.1K—Held
Inspire Investing, LLC12K$467.2K—Held
Zurcher Kantonalbank (Zurich Cantonalbank)11.8K$459.4K—Held
DIVERSIFY WEALTH MANAGEMENT, LLC11.6K$459.3K—Held
INTECH INVESTMENT MANAGEMENT LLC11.7K$455.8K—Held
Man Group plc11.6K$450.7K—Held
STEPHENS INC /AR/11.1K$432.6K—Held
Graham Capital Management, L.P.10.9K$425.1K—Held
LPL Financial LLC10.9K$423.1K—Held
TritonPoint Partners, LLC10.8K$419.2K—Held
Aquatic Capital Management LLC10.6K$411.2K—Held
Green Alpha Advisors, LLC10.2K$398.2K—Held
Quantinno Capital Management LP9.33K$363K—Held
Cetera Investment Advisers8.94K$347.6K—Held
SIMON QUICK ADVISORS, LLC8.56K$333K—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE8.49K$330.1K—Held
GLENMEDE TRUST CO NA8.19K$318.6K—Held
ARIZONA STATE RETIREMENT SYSTEM8.07K$314K—Held
Police & Firemen's Retirement System of New Jersey7.83K$304.5K—Held
INTRUST BANK NA7.38K$287K—Held
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM7.15K$278.3K—Held
Verdad Advisers, LP7.08K$275.6K—Held
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP7.03K$273.4K—Held
COMMONWEALTH EQUITY SERVICES, LLC6.59K$256.4K—Held
ProShare Advisors LLC6.48K$252K—Held
Blueshift Asset Management, LLC6.46K$251.2K—Held
Capstone Capital Management Ltd6.45K$250.7K—Held
CANADA PENSION PLAN INVESTMENT BOARD6.3K$245.1K—Held
KLP KAPITALFORVALTNING AS6.2K$241.2K—Held
Cornerstone Investment Partners, LLC6.08K$236.4K—Held
Portside Wealth Group, LLC5.94K$231.1K—Held
Pictet Asset Management Holding SA5.9K$229.5K—Held
Lido Advisors, LLC10K$228.5K—Held
Jump Financial, LLC5.5K$213.9K—Held
ASSETMARK, INC5.29K$205.7K—Held
VOYA INVESTMENT MANAGEMENT LLC5.25K$204.1K—Held
RAYMOND JAMES FINANCIAL INC5.24K$203.8K—Held
China Universal Asset Management Co., Ltd.4.76K$185K—Held
GLOBEFLEX CAPITAL L P3.76K$146.2K—Held
Farther Finance Advisors, LLC3.34K$129.8K—Held
HARBOUR INVESTMENTS, INC.3.14K$122K—Held
State of Wyoming3.01K$117.2K—Held
Russell Investments Group, Ltd.2.49K$96.8K—Held
Persistent Asset Partners Ltd2.46K$95.8K—New
Ameritas Investment Partners, Inc.2.37K$92.3K—Held
Caitong International Asset Management Co., Ltd2.1K$81.7K—Held
Tower Research Capital LLC (TRC)2.01K$78.3K—Held
Sterling Capital Management LLC1.64K$63.7K—Held
Mirae Asset Global Investments Co., Ltd.1.42K$55.2K—Held
Global Retirement Partners, LLC1.1K$42.8K—Held
Kemnay Advisory Services Inc.889$34.6K—Held
ROYAL BANK OF CANADA865$33K—Held
FIRST HORIZON CORP678$26.4K—Held
FEDERATED HERMES, INC.660$25.7K—Held
GF FUND MANAGEMENT CO. LTD.573$22.3K—Held
PNC Financial Services Group, Inc.546$21.2K—Held
JONES FINANCIAL COMPANIES LLLP515$20K—Held
Hughes Financial Services, LLC436$17K—Held
Rossby Financial, LCC429$16.7K—Held
ACADIAN ASSET MANAGEMENT LLC390.4K$15.2K—Held
QUADRANT CAPITAL GROUP LLC336$13.1K—Held
NISA INVESTMENT ADVISORS, LLC281$10.9K—Held
Versant Capital Management, Inc181$7.04K—Held
Aster Capital Management (DIFC) Ltd151$5.87K—Held
HUNTINGTON NATIONAL BANK139$5.41K—Held
Essential Partners LLC134$5.21K$1.98KAdded$2.41K
BFSG, LLC90$3.5K—Held
Rockefeller Capital Management L.P.87$3.38K—Held
ROTHSCHILD INVESTMENT LLC53$2.06K—Held
IFP Advisors, Inc52$2.02K$839Added$839
SBI Securities Co., Ltd.52$2.02K—Held
GAMMA Investing LLC52$2.02K—Held
Spire Wealth Management50$1.95K—Held
US BANCORP \DE\48$1.87K—Held
HRT FINANCIAL LP47.7K$1.85K—Held
Quantbot Technologies LP47$1.83K—Held
SIGNATUREFD, LLC45$1.75K—Held
Arax Advisory Partners37$1.44K—Held
PRICE T ROWE ASSOCIATES INC /MD/34.1K$1.33K—Held
Allworth Financial LP30$1.17K$306Added$734
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO28$1.09K—Held
EverSource Wealth Advisors, LLC28$1.09K—Held
Parkside Financial Bank & Trust25$973—Held
SG Americas Securities, LLC21.3K$827—Held
Torren Management, LLC21$817—Held
Missouri Trust & Investment Co19$739—Held
ALGERT GLOBAL LLC19K$738—Held
Signature Equity Partners, LLC16$622—Held
HARBOR CAPITAL ADVISORS, INC.13.4K$523—Held
Summit Global Investments12.4K$481—Held
Jackson Creek Investment Advisors LLC11.2K$437—Held
True Wealth Design, LLC5$195—Held
CANADA LIFE ASSURANCE Co3.24K$126—Held
CWM, LLC2.3K$90—Held
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1.84K$72—Held
State of Alaska, Department of Revenue1.55K$60—Held
Sunbelt Securities, Inc.1$39—Held
Larson Financial Group LLC1$39—Held
Covestor Ltd998$39—Held
AMALGAMATED BANK892$35—Held
Daiwa Securities Group Inc.86$3—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.