13F

Stock

Keros Therapeutics, Inc.

KROS · held by 165 managers

Reported value

$391.6M

Holders

165

+3 new · −1 exited

Holders’ est. mark

$1.93M

Price effect on 7 books still in the name

Largest holder

$46.6M

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.2.29M$46.6MHeld
Vanguard1.53M$31.1MHeld
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP1.33M$27.2MHeld
State Street1.08M$21.9MHeld
Madison Avenue Partners, LP823.7K$16.8MHeld
ORBIMED ADVISORS LLC804.2K$16.4MHeld
Qube Research & Technologies Ltd783.9K$16MHeld
JACOBS LEVY EQUITY MANAGEMENT, INC768.4K$15.6MHeld
D. E. Shaw & Co., Inc.755.5K$15.4MHeld
FEDERATED HERMES, INC.654.7K$13.3MHeld
GEODE CAPITAL MANAGEMENT, LLC635.2K$12.9MHeld
Renaissance Technologies591.7K$12MHeld
GOLDMAN SACHS GROUP INC590.5K$12MHeld
Citadel472.5K$9.62MHeld
Nantahala Capital Management, LLC360.4K$7.34MHeld
Connor, Clark & Lunn Investment Management Ltd.321.3K$6.54MHeld
TWO SIGMA INVESTMENTS, LP318.4K$6.48MHeld
Weiss Asset Management LP254.1K$5.17MNew
NORTHERN TRUST CORP250.6K$5.1MHeld
MORGAN STANLEY230.5K$4.69M$1.05MCut−$1.56M
MILLENNIUM MANAGEMENT LLC220.2K$4.48MHeld
DEUTSCHE BANK AG\195.3K$3.98MHeld
Man Group plc190.2K$3.87MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC186.8K$3.8MHeld
Icahn Capital180.5K$3.68MHeld
TWO SIGMA ADVISERS, LP171.8K$3.5MHeld
JANE STREET GROUP, LLC162K$3.3MHeld
Jump Financial, LLC161.1K$3.28MHeld
NOMURA HOLDINGS INC156.8K$3.19MHeld
AMERIPRISE FINANCIAL INC122.8K$2.5MHeld
PANAGORA ASSET MANAGEMENT INC122.8K$2.5MHeld
Bank of New York Mellon Corp121.6K$2.48MHeld
Y-Intercept (Hong Kong) Ltd117.4K$2.39MHeld
PDT Partners, LLC112.2K$2.28MHeld
BANK OF AMERICA CORP /DE/100.1K$2.04M$454.5KCut−$1.54M
UBS Group AG97.1K$1.98MHeld
Rangeley Capital, LLC96.8K$1.97MHeld
Invesco Ltd.87.4K$1.78MHeld
RBF Capital, LLC81.7K$1.66MHeld
Russell Investments Group, Ltd.80.8K$1.64MHeld
BARCLAYS PLC74.7K$1.52M$339.3KCut−$46.3K
Nuveen, LLC63.1K$1.28MHeld
Engineers Gate Manager LP62.4K$1.27MHeld
BRIDGEWAY CAPITAL MANAGEMENT, LLC60.1K$1.22MHeld
DIMENSIONAL FUND ADVISORS LP58K$1.18MHeld
MACKENZIE FINANCIAL CORP51.4K$1.04MHeld
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO50.3K$1.02MHeld
RHUMBLINE ADVISERS44.2K$900.6KHeld
CANADA PENSION PLAN INVESTMENT BOARD44.1K$897.9KHeld
MASSACHUSETTS FINANCIAL SERVICES CO /MA/43.7K$889.6KHeld
HUSSMAN STRATEGIC ADVISORS, INC.42K$855.1KHeld
MARTINGALE ASSET MANAGEMENT L P39.4K$801.8KHeld
Point72 Asset Management, L.P.38.8K$790.9KHeld
AMERICAN CENTURY COMPANIES INC36.6K$746KHeld
Fidelity35.6K$724.8KHeld
WELLS FARGO & COMPANY/MN32.8K$667KHeld
AlphaQuest LLC32.1K$653.4KHeld
Cambria Investment Management, L.P.31.3K$637.5KNew
ALLIANCEBERNSTEIN L.P.30.9K$628.3KHeld
Rafferty Asset Management, LLC30.3K$616.5KHeld
Caption Management, LLC29.5K$600.6KHeld
STRS OHIO29.3K$596.5KHeld
TUDOR INVESTMENT CORP ET AL28.3K$576.3K$88.6KAdded$267.4K
FRANKLIN RESOURCES INC27.6K$561.6KHeld
FOX RUN MANAGEMENT, L.L.C.25.7K$522.8KHeld
LOS ANGELES CAPITAL MANAGEMENT LLC33.8K$507.6KHeld
Brooklyn Investment Group23.8K$490KHeld
Creative Planning23.1K$470.9KHeld
WINTON GROUP Ltd21.6K$439.6KHeld
OXFORD ASSET MANAGEMENT LLP21.5K$437.9KNew
Quantinno Capital Management LP21.1K$430KHeld
STATE OF WISCONSIN INVESTMENT BOARD19.8K$403.8KHeld
Quantedge Capital Pte Ltd19.3K$392.8KHeld
ADAR1 Capital Management, LLC18.9K$383.8KHeld
JPMORGAN CHASE & CO18.6K$379.5KHeld
Entropy Technologies, LP17.9K$364.3KHeld
Campbell & CO Investment Adviser LLC17.6K$358.9KHeld
Polymer Capital Management (US) LLC17.5K$356.2KHeld
Legato Capital Management LLC17K$345.6KHeld
Integrated Quantitative Investments LLC17K$345.6KHeld
MetLife Investment Management, LLC16.7K$339.6KHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.15.3K$311.7KHeld
Mariner, LLC15.2K$309.7KHeld
EJF Capital LP15K$305.4KHeld
Abacus Wealth Partners, LLC14.1K$287.3KHeld
PRELUDE CAPITAL MANAGEMENT, LLC13.6K$277.7KHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP13.4K$272.6KHeld
ExodusPoint Capital Management, LP13.4K$272KHeld
INTECH INVESTMENT MANAGEMENT LLC13.3K$270.1KHeld
VARCOV Co.12.8K$260.8KHeld
Virtus Investment Advisers, LLC12.4K$251.8KHeld
PROFUND ADVISORS LLC11.5K$233.8KHeld
Cornerstone Investment Partners, LLC11.2K$227KHeld
NEW YORK STATE COMMON RETIREMENT FUND10.6K$216.1KHeld
XTX Topco Ltd10.4K$212.2KHeld
AMERICAN FINANCIAL GROUP INC10.1K$205.7KHeld
EQUITEC PROPRIETARY MARKETS, LLC8.6K$175.1KHeld
Police & Firemen's Retirement System of New Jersey7.7K$156.8KHeld
CITIGROUP INC7.11K$144.7KHeld
Sterling Capital Management LLC7.02K$143KHeld
ROYAL BANK OF CANADA5.68K$116KHeld
China Universal Asset Management Co., Ltd.4.96K$101.1KHeld
BNP PARIBAS FINANCIAL MARKETS4.31K$87.8KHeld
NISA INVESTMENT ADVISORS, LLC2.68K$54.5KHeld
Legal & General Group Plc2.62K$53.4KHeld
OSAIC HOLDINGS, INC.2.4K$48.8KHeld
Ameritas Investment Partners, Inc.2.37K$48.3KHeld
SIGNATUREFD, LLC1.96K$39.9KHeld
Tower Research Capital LLC (TRC)1.84K$37.4KHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.8K$36.6KHeld
Caitong International Asset Management Co., Ltd1.62K$33.1KHeld
Mirae Asset Global Investments Co., Ltd.1.48K$30.1KHeld
Financial Management Professionals, Inc.1.44K$29.4KHeld
JONES FINANCIAL COMPANIES LLLP1.4K$28.4KHeld
Kestra Advisory Services, LLC1K$20.4KHeld
Farther Finance Advisors, LLC622$12.7KHeld
Allworth Financial LP608$12.4K$2.76KAdded$1.91K
GF FUND MANAGEMENT CO. LTD.598$12.2KHeld
Pinnacle Wealth Planning Services, Inc.541$11KHeld
US BANCORP \DE\534$10.9KHeld
Private Wealth Asset Management, LLC500$10.2KHeld
Smartleaf Asset Management LLC394$7.99KHeld
PNC Financial Services Group, Inc.317$6.45KHeld
GAMMA Investing LLC314$6.39KHeld
HRT FINANCIAL LP260.9K$5.31KHeld
QUADRANT CAPITAL GROUP LLC251$5.11KHeld
Larson Financial Group LLC245$4.99KHeld
Sachetta, LLC244$4.97KHeld
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC234$4.76KHeld
EverSource Wealth Advisors, LLC203$4.13KHeld
ALGERT GLOBAL LLC193.6K$3.94KHeld
Essential Partners LLC183$3.73K$831Cut−$11.2K
WHITTIER TRUST CO200$3.56KHeld
Optiver Holding B.V.169$3.44KHeld
ROTHSCHILD INVESTMENT LLC164$3.34KHeld
BESSEMER GROUP INC143.9K$2.93KHeld
Rockefeller Capital Management L.P.126$2.56KHeld
SG Americas Securities, LLC98.7K$2.01KHeld
IFP Advisors, Inc81$1.65K$131Added$1.19K
True Wealth Design, LLC72$1.47KHeld
Red Tortoise LLC56$1.14KHeld
Parkside Financial Bank & Trust55$1.12KHeld
GSA CAPITAL PARTNERS LLP51.3K$1.04KHeld
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO46$937Held
Cornerstone Financial Management LLC44$896Held
Private Wealth Management Group, LLC39$795Held
PRICE T ROWE ASSOCIATES INC /MD/29.7K$605Held
Global Retirement Partners, LLC29$590Held
DekaBank Deutsche Girozentrale7.55K$531Held
WPG Advisers, LLC24$489Held
LSV ASSET MANAGEMENT23.1K$470Held
Penserra Capital Management LLC18.8K$383Held
Arax Advisory Partners16$326Held
Torren Management, LLC11$224Held
Sunbelt Securities, Inc.10$204Held
SJS Investment Consulting Inc.4$82Held
CWM, LLC3.83K$78Held
Clearstead Advisors, LLC3$62Held
SBI Securities Co., Ltd.2$41Held
Quantbot Technologies LP1$20Held
AMALGAMATED BANK918$19Held
Daiwa Securities Group Inc.133$3Held
Capital Advisors, Ltd. LLC30$1Held
Avion Wealth36$0Held
Covestor Ltd5$0Held

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.