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

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.