13F

Stock

Oruka Therapeutics, Inc.

ORKA · held by 184 managers

Reported value

$2.51B

Holders

184

+55 new · −20 exited

Holders’ est. mark

$857.8M

Price effect on 121 books still in the name

Largest holder

$364.5M

Fidelity

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Fidelity7.43M$364.5M$136.1MAdded$144.4M
VR ADVISER, LLC4.15M$203.5M$77.7MAdded$77.7M
Fairmount Funds Management LLC3.71M$181.7M$69.4MAdded$69.4M
BlackRock, Inc.3.53M$173M$66.1MAdded$65.7M
Viking Global2.67M$130.8M$50MAdded$50M
Paradigm Biocapital Advisors LP2.32M$113.8M$32.1MAdded$62M
RTW INVESTMENTS, LP2.06M$101M$38.6MAdded$38.6M
Deep Track Capital, LP2.03M$99.8M$38.1MAdded$34.3M
VANGUARD CAPITAL MANAGEMENT LLC1.86M$91.2MHeld
State Street1.61M$79.1M$25.9MAdded$37.2M
Remedium Capital Partners, LLC1.57M$76.8M$76.1MAdded$76.7M
PERCEPTIVE ADVISORS LLC1.4M$68.4M$26.2MAdded$23.7M
Polar Capital Holdings Plc1.05M$51.4M$18.3MAdded$21.7M
Citadel1.01M$49.4M$13.6MAdded$27.4M
FRANKLIN RESOURCES INC1M$49.2M$17.6MAdded$20.8M
GEODE CAPITAL MANAGEMENT, LLC954.9K$46.8M$17.7MAdded$18.3M
MERCER GLOBAL ADVISORS INC /ADV802.5K$39.4M$14MAdded$16.8M
Avidity Partners Management LP760.4K$37.3M$12.4MAdded$17.3M
Woodline Partners LP574.9K$28.2M$10.8MAdded$10.8M
Cormorant Asset Management, LP533.3K$26.2M$9.99MAdded$9.99M
Bellevue Group AG507K$24.9MNew
Affinity Asset Advisors, LLC499.7K$24.5M$9.36MAdded$190K
Synergy Asset Management, LLC476.2K$23.4M$8.6MAdded$9.45M
SR One Capital Management, LP430.3K$21.1M$8.06MAdded$8.06M
Candriam S.C.A.411K$20.2M$7.51MAdded$8.02M
VANGUARD PORTFOLIO MANAGEMENT LLC350.9K$17.2MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC321.9K$15.8M$6.03MAdded$5.8M
WESTFIELD CAPITAL MANAGEMENT CO LP313.1K$15.4MNew
NORTHERN TRUST CORP299K$14.7M$5.26MAdded$6.15M
VANGUARD FIDUCIARY TRUST CO257.1K$12.6MHeld
GOLDMAN SACHS GROUP INC246.7K$12.1M$1.74MAdded$9.28M
Ikarian Capital, LLC242K$11.9MNew
Atika Capital Management LLC229.9K$11.3MNew
UBS Group AG212.3K$10.4M$3.98MAdded$2.2M
Cable Car Capital, LP200K$9.81M$3.75MCut−$2.31M
ADAGE CAPITAL PARTNERS GP, L.L.C.190K$9.32MNew
Holocene Advisors, LP185.5K$9.1MNew
Alyeska Investment Group, L.P.184.9K$9.07M$1.87MAdded$6.04M
GREAT POINT PARTNERS LLC183.3K$8.99M$3.44MAdded$3.44M
JENNISON ASSOCIATES LLC176.7K$8.67MNew
MORGAN STANLEY175.5K$8.61M$2.29MAdded$4.9M
PFM Health Sciences, LP174.1K$8.54MNew
SILVERARC CAPITAL MANAGEMENT, LLC150.9K$7.4MNew
Jones Hill Capital LP140.8K$6.91MHeld
DEUTSCHE BANK AG\140.8K$6.91M$2.24MAdded$3.29M
Longaeva Partners L.P.136.9K$6.71M$2.4MAdded$2.83M
Moody Aldrich Partners LLC135.1K$6.62M$2.38MAdded$2.78M
Sio Capital Management, LLC132.5K$6.5M$2.21MAdded$2.92M
KENNEDY CAPITAL MANAGEMENT LLC126.4K$6.2M$912.4KAdded$4.72M
WELLINGTON MANAGEMENT GROUP LLP121.2K$5.95M$1.59MAdded$3.38M
Kalehua Capital Management LLC118.5K$5.81M$2.22MAdded$2.22M
DIMENSIONAL FUND ADVISORS LP113K$5.54MNew
Bank of New York Mellon Corp106.9K$5.24M$2MAdded$1.78M
ExodusPoint Capital Management, LP101.4K$4.97MNew
BANK OF AMERICA CORP /DE/100.1K$4.91M$1.88MAdded$688.1K
Invesco Ltd.97K$4.76M$1.82MAdded$421.9K
Nuveen, LLC86.9K$4.26M$1.62MAdded$1.65M
BARCLAYS PLC85.7K$4.21M$1.61MCut−$1.05M
Ensign Peak Advisors, Inc79.4K$3.89MNew
HighVista Strategies LLC78.9K$3.87MNew
TD Asset Management Inc75.7K$3.71M$1.42MAdded$1.29M
Aberdeen Group plc75.7K$3.71M$1.42MAdded$1.42M
B Group, Inc.75K$3.68M$1.41MAdded$1.41M
AMERICAN CENTURY COMPANIES INC74.4K$3.65M$1.07MAdded$1.92M
MANUFACTURERS LIFE INSURANCE COMPANY, THE72.6K$3.56M$1.21MAdded$1.76M
Secure Asset Management, LLC72.4K$3.55M$1.36MAdded$1.08M
BOOTHBAY FUND MANAGEMENT, LLC67.5K$3.31MNew
VOYA INVESTMENT MANAGEMENT LLC66.6K$3.27M$796.5KAdded$1.98M
SUPERSTRING CAPITAL MANAGEMENT LP63.6K$3.12MNew
Palo Alto Investors LP60K$2.94M$1.12MAdded$1.12M
Informed Momentum Co LLC59.9K$2.94MNew
RHUMBLINE ADVISERS46.4K$2.27M$768.7KAdded$1.03M
Russell Investments Group, Ltd.45.5K$2.23M$57KAdded$2.14M
FRED ALGER MANAGEMENT, LLC43.8K$2.15MNew
Swiss National Bank43K$2.11M$805.8KAdded$805.8K
MARTINGALE ASSET MANAGEMENT L P42.7K$2.1MNew
Voleon Capital Management LP40.5K$1.99M$441.3KAdded$1.27M
Rafferty Asset Management, LLC40.5K$1.99M$721.2KAdded$819.4K
ALPS ADVISORS INC39.4K$1.93M$738.4KAdded$727.9K
Y-Intercept (Hong Kong) Ltd36.9K$1.81MNew
SCHRODER INVESTMENT MANAGEMENT GROUP29.2K$1.33M$478.6KAdded$478.6K
ALLIANCEBERNSTEIN L.P.40.4K$1.22M$0Added$78.8K
Squarepoint Ops LLC24.5K$1.2M$458.4KAdded$361.2K
ENVESTNET ASSET MANAGEMENT INC23.7K$1.16M$285.7KAdded$698.7K
SEI INVESTMENTS CO22.8K$1.12M$181.3KAdded$827K
GLENMEDE TRUST CO NA21.8K$1.07M$365.1KAdded$477.3K
Vanguard Global Advisers, LLC21.4K$1.05MHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM21.4K$1.05M$400.5KAdded$391.7K
MetLife Investment Management, LLC21.4K$1.05M$400.3KAdded$400.4K
JPMORGAN CHASE & CO22.6K$1.03M$310.5KAdded$410.8K
SUSQUEHANNA INTERNATIONAL GROUP, LLP21K$1.03M$162.4KAdded$766.6K
ADAR1 Capital Management, LLC20.8K$1.02M$390.5KAdded$390.5K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.21K$1.02M$370.6KAdded$410K
XTX Topco Ltd20.2K$989.8KNew
TWO SIGMA INVESTMENTS, LP19.4K$949.8K$362.9KAdded$84K
PROFUND ADVISORS LLC18.3K$899.4K$274KAdded$456.2K
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management18.2K$894.1K$288.7KAdded$427.2K
STATE OF WISCONSIN INVESTMENT BOARD18.1K$887.8K$339.2KAdded$191.6K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC16.9K$829K$266.9KAdded$397.3K
Brookwood Investment Group LLC16K$784.5K$299.7KAdded$282.3K
Legal & General Group Plc15.9K$780.8K$298.3KAdded$212.6K
WELLS FARGO & COMPANY/MN14.8K$727.5K$277.9KCut−$583.8K
VANGUARD ASSET MANAGEMENT, Ltd14.6K$716.4KHeld
Optimize Financial Inc13.4K$659.3KNew
Creative Planning12.7K$624.7K$144.2KAdded$391.4K
Resolute Capital Asset Partners LLC12.5K$613.1K$234.2KAdded$234.3K
NEW YORK STATE COMMON RETIREMENT FUND12.2K$598.4K$161.2KAdded$337.7K
JANUS HENDERSON GROUP PLC12.1K$593.9K$227.1KAdded$227.1K
INTECH INVESTMENT MANAGEMENT LLC11.7K$571.9K$218.5KAdded$122.9K
AlphaCentric Advisors LLC11.5K$564.4K$203.9KAdded$234.6K
BNP PARIBAS FINANCIAL MARKETS10.9K$536K$110.4KAdded$357.4K
Advisory Services Network, LLC10.8K$529.7KNew
CITIGROUP INC10.4K$509.5K$184.2KAdded$211.6K
Police & Firemen's Retirement System of New Jersey10.2K$500.7K$191.3KAdded$191.3K
Virtus Investment Advisers, LLC9.03K$443.1K$165.2KAdded$176K
China Universal Asset Management Co., Ltd.8.59K$421.4K$147.8KAdded$182.3K
KLP KAPITALFORVALTNING AS8K$392.4K$149.9KAdded$149.9K
Abacus Wealth Partners, LLC7.8K$382.7KNew
ProShare Advisors LLC7.76K$380.4K$145.3KAdded$101.9K
State of New Jersey Common Pension Fund D7.44K$365KNew
Orion Porfolio Solutions, LLC7.23K$354.6KNew
Allianz Asset Management GmbH7.1K$348.3K$133.1KAdded$36.1K
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM6.69K$328KNew
Tidal Investments LLC6.55K$321.1KNew
Archer Investment Corp6.55K$321.1KNew
MML INVESTORS SERVICES, LLC6.28K$307.9KNew
STIFEL FINANCIAL CORP6.16K$302KNew
EntryPoint Capital, LLC6.12K$300.2KNew
PRUDENTIAL FINANCIAL INC6.04K$296.3KNew
ARIZONA STATE RETIREMENT SYSTEM5.98K$293.3KNew
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.5.86K$287.2K$109.7KAdded$61.5K
Vanguard Investments Australia, Ltd.5.84K$286.4KHeld
Quantinno Capital Management LP5.18K$253.9KNew
Arrowpoint Investment Partners (Singapore) Pte. Ltd.5.15K$252.5KNew
E Fund Management Co., Ltd.5.09K$249.7KHeld
Soleus Capital Management, L.P.5K$245.3K$93.7KCut−$5.51M
PSP Research LLC4.97K$243.7KNew
US BANCORP \DE\4.87K$238.6K$54.8KAdded$150K
VICTORY CAPITAL MANAGEMENT INC4.68K$229.5KNew
VARCOV Co.4.67K$229.2KNew
Icahn Capital4.21K$206.4KNew
Rock Springs Capital Management LP4.12K$202.2KNew
Tower Research Capital LLC (TRC)3.45K$169.2K$9.28KAdded$154.2K
PNC Financial Services Group, Inc.3.19K$156.3K$27.2KAdded$112.3K
ROYAL BANK OF CANADA3.17K$155K$21.7KAdded$121K
Ameritas Investment Partners, Inc.3.13K$153.6K$58.7KAdded$58.7K
Mirae Asset Global Investments Co., Ltd.2.52K$123.9K$44.1KAdded$52.6K
SIMPLEX TRADING, LLC2.46K$120.8KNew
Sterling Capital Management LLC1.28K$62.7K$24KCut−$4.72K
GF FUND MANAGEMENT CO. LTD.1.09K$53.3K$17.8KAdded$24.5K
Stone House Investment Management, LLC1K$49.1K$18.7KAdded$18.8K
Orion Capital Management LLC953$46.7KNew
Caitong International Asset Management Co., Ltd910$44.6K$17.1KCut−$22.5K
PRICE T ROWE ASSOCIATES INC /MD/727.4K$35.7K$12.2KAdded$16K
LOS ANGELES CAPITAL MANAGEMENT LLC719$35.3K$15.1KCut−$1.33K
Zurcher Kantonalbank (Zurich Cantonalbank)496$24.3KNew
J.Safra Asset Management Corp472$23.2K$2.9KAdded$18.5K
CWM, LLC424$20.8K$20.8KAdded$20.8K
Kemnay Advisory Services Inc.368$18.1KNew
NISA INVESTMENT ADVISORS, LLC298$14.6K$5.29KAdded$6.07K
Allworth Financial LP205$10.1K$2.14KAdded$6.6K
GROUP ONE TRADING LLC200$9.81K$3.75KAdded$3.75K
Activest Wealth Management166$8.14K$3.11KAdded$3.11K
Versant Capital Management, Inc98$4.81KNew
OSAIC HOLDINGS, INC.97$4.76K$75Added$4.64K
GAMMA Investing LLC83$4.07K$1.56KAdded$1.01K
JONES FINANCIAL COMPANIES LLLP59$2.62KNew
FIFTH THIRD BANCORP50$2.46KNew
Larson Financial Group LLC41$2.01K$244Added$1.62K
Essential Partners LLC27$1.32K$506Added$506
True Wealth Design, LLC26$1.28K$487Added$487
ROTHSCHILD INVESTMENT LLC26$1.27KNew
SIGNATUREFD, LLC23$1.13KNew
Cornerstone Financial Management LLC21$1.03K$393Added$393
Parallel Advisors, LLC20$981$375Added$375
EverSource Wealth Advisors, LLC18$883$300Added$398
Farther Finance Advisors, LLC12$605$201Added$302
Fortitude Family Office, LLC12$589New
Ameritas Advisory Services, LLC11$540New
Golden State Equity Partners8$392New
ALGERT GLOBAL LLC5.2K$255New
IFP Advisors, Inc3$147$56Added$56
MAI Capital Management1$50New
Covestor Ltd4$0New

Who left

Positions as of Q1 2026. 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.