13F

Stock

Cytokinetics Inc

CYTK · held by 466 managers

Reported value

$8.57B

Holders

466

+73 new · −66 exited

Holders’ est. mark

$643.7M

Price effect on 208 books still in the name

Largest holder

$1.09B

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.16.5M$1.09B$38.9MAdded$48.9M
Fidelity23.3M$725.1M$187.6MCut−$122.7M
WELLINGTON MANAGEMENT GROUP LLP13.2M$535.5M$16.9MAdded$23.9M
VANGUARD PORTFOLIO MANAGEMENT LLC5.84M$385.2MHeld
State Street5.75M$378.7M$13.6MAdded$8.53M
VANGUARD CAPITAL MANAGEMENT LLC5.49M$361.8MHeld
Avoro Capital Advisors LLC3.33M$219.7MNew
BANK OF AMERICA CORP /DE/8.28M$213.5M$134.1MCut−$998.2K
GEODE CAPITAL MANAGEMENT, LLC3.22M$212M$7.24MAdded$17.8M
RTW INVESTMENTS, LP2.72M$179.4M$6.45MAdded$6.45M
GOLDMAN SACHS GROUP INC4.02M$148M$48.1MCut−$8.23M
UBS Group AG2.08M$136.9M$2.68MAdded$65M
Balyasny Asset Management L.P.36.6M$117.5M$63.6MAdded$66.8M
Polar Capital Holdings Plc1.66M$109.5M$3.94MCut−$44.4M
Integral Health Asset Management, LLC1.6M$105.5M$3.32MAdded$16.5M
MORGAN STANLEY4.67M$103.8M$26.9MAdded$17.8M
Paradigm Biocapital Advisors LP1.48M$97.6MNew
NORTHERN TRUST CORP1.44M$95M$3.27MAdded$7.28M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC1.4M$92.1M$3.28MAdded$4.18M
Deep Track Capital, LP1.37M$90.6M$3.26MCut−$121.5M
Capital International Investors1.34M$88.2M$2.79MAdded$13.3M
LMR Partners LLP12.5M$78.5M$3.08MAdded$3.1M
Frazier Life Sciences Management, L.P.1.16M$76.4M$2.22MAdded$17.1M
Citadel1.1M$72.5M$2.61MCut−$1.4M
PRINCIPAL FINANCIAL GROUP INC1.09M$72.1M$2.32MAdded$10M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC1.09M$71.7MNew
Bank of New York Mellon Corp1.21M$66.6M$3.66MAdded$12M
Woodline Partners LP1M$65.9M$2.37MCut−$38.8M
Royalty Pharma Sub-Manager, LLC980.4K$64.6M$2.32MAdded$2.32M
CAPSTONE INVESTMENT ADVISORS, LLC13.6M$61.2M$2.15MAdded$2.15M
SUSQUEHANNA INTERNATIONAL GROUP, LLP899K$59.2M$1.79MAdded$11.4M
JPMORGAN CHASE & CO2.14M$58.7M−$15.3MCut−$32.9M
Logos Global Management LP875K$57.7M$711KAdded$38.6M
BNP PARIBAS FINANCIAL MARKETS854.4K$56.3M$1.37MAdded$19.5M
Melqart Asset Management (UK) Ltd843.9K$55.6M$1.48MAdded$16M
VANGUARD FIDUCIARY TRUST CO799.6K$52.7MHeld
Qube Research & Technologies Ltd779.4K$51.4M$1.27MAdded$17.2M
Capital Research Global Investors771K$50.8MNew
BNP PARIBAS ASSET MANAGEMENT Holding S.A.3.21M$50.8M$50.7MAdded$50.7M
Fisher Asset Management, LLC768.3K$50.6M$1.82MCut−$1.65M
ARMISTICE CAPITAL, LLC764.5K$50.4M$1.81MCut−$12.7M
Pictet Asset Management Holding SA751K$49.3M$1.69MAdded$1.27M
D. E. Shaw & Co., Inc.706.6K$46.6M$282.6KAdded$39M
Affinity Asset Advisors, LLC700.5K$46.2M$1.66MCut−$4.66M
FEDERATED HERMES, INC.699.5K$46.1M$1.15MAdded$15.4M
Nuveen, LLC14.4M$43.6M−$14.2MAdded$13.1M
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A.660.3K$43.5M$1.56MCut−$4.01M
MARSHALL WACE, LLP656.6K$43.3M$798.8KAdded$21.9M
ADAR1 Capital Management, LLC632.6K$41.7M$1.28MAdded$7.37M
Point72 Asset Management, L.P.626.1K$41.3MNew
BROWN ADVISORY INC614.7K$40.5M$1.46MCut−$5.95M
Siren, L.L.C.614K$40.5MNew
TWO SIGMA INVESTMENTS, LP14.1M$38.9M−$5.21MAdded$9.4M
Foresite Capital Management IV, LLC503.3K$33.2M$1.09MAdded$4.05M
MPM BIOIMPACT LLC500K$33MNew
Invesco Ltd.485K$32M$485.6KAdded$18.9M
Aberdeen Group plc483.3K$31.9M$1.14MAdded$1.16M
EVENTIDE ASSET MANAGEMENT, LLC479.1K$31.6M$1.14MAdded$1.1M
AMERICAN CENTURY COMPANIES INC444K$29.3M$1.05MAdded$1.06M
ALLIANCEBERNSTEIN L.P.459.1K$29.2M−$0Added$2.93M
TD Asset Management Inc420.8K$27.7M$997.4KCut−$6.83M
FRANKLIN RESOURCES INC409.8K$27M$971.2KAdded$958.1K
RHUMBLINE ADVISERS369.6K$24.4M$846.1KAdded$1.68M
GROUP ONE TRADING LLC364K$24M$862.7KCut−$1.89M
GSK plc340.4K$22.4M$806.8KAdded$806.8K
Candriam S.C.A.335.2K$22.1M$347.1KAdded$12.8M
GILDER GAGNON HOWE & CO LLC331K$21.8M$784.4KCut−$2.7M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/311.6K$20.5M$738.6KCut−$249.6K
AMERIPRISE FINANCIAL INC302.8K$20M$717.6KCut−$14.7M
E. Ohman J:or Asset Management AB300.8K$19.8M$712.8KCut−$3.24M
Vestal Point Capital, LP300K$19.8MNew
Trails Edge Capital Partners, LP300K$19.8MNew
First Turn Management, LLC283.7K$18.7M$672.4KCut−$1.99M
Ikarian Capital, LLC283.6K$18.7M$409.2KAdded$7.72M
JANUS HENDERSON GROUP PLC282.1K$18.6M$602.6KAdded$2.31M
Susquehanna Portfolio Strategies, LLC278.4K$18.4M$659.9KAdded$659.9K
VOYA INVESTMENT MANAGEMENT LLC259.5K$17.1M$155.5KAdded$12.9M
CITIGROUP INC249.2K$16.4M$242KAdded$9.94M
Caption Management, LLC245K$16.1M$66.4KAdded$14.4M
Capital World Investors242K$16MNew
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC240.6K$15.9M$557.1KAdded$925K
Swiss National Bank229.8K$15.1M$531.4KAdded$900.5K
Sarissa Capital Management LP228.6K$15.1M$541.8KCut−$10.1M
HSBC HOLDINGS PLC222K$14.6M$8.76KAdded$14.4M
DAFNA Capital Management LLC217.5K$14.3M$515.5KCut−$9.24M
Freestone Grove Partners LP216.8K$14.3MNew
Catalio Capital Management, LP215.5K$14.2M$510.7KCut−$2.21M
Mirador Capital Partners LP202.7K$13.4M$470.6KAdded$741.8K
EMERALD ADVISERS, LLC198.8K$13.1MNew
California Public Employees Retirement System198.5K$13.1M$448.9KAdded$1.05M
DEUTSCHE BANK AG\187.1K$12.3M$416.7KAdded$1.16M
SEGALL BRYANT & HAMILL, LLC180.2K$11.9M$427.1KCut−$164.7K
Checkpoint Capital L.P.180K$11.9M$395.4KAdded$1.26M
Russell Investments Group, Ltd.314K$11.7M$1.37MAdded$2.73M
PINNACLE ASSOCIATES LTD177.1K$11.7M$419.6KCut−$465.9K
MANUFACTURERS LIFE INSURANCE COMPANY, THE167.1K$11M$540.7KCut−$943.6K
Icahn Capital156.5K$10.3M$555.7KCut−$4.46M
Legal & General Group Plc151K$9.95M$357.9KCut−$758.2K
Alyeska Investment Group, L.P.150K$9.89MNew
Retirement Systems of Alabama149.9K$9.88M$347.6KAdded$560K
FIRST TRUST ADVISORS LP145.9K$9.62M$302.2KAdded$1.51M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM136.6K$9M$254.4KAdded$2.18M
EMERALD MUTUAL FUND ADVISERS TRUST135.5K$8.93MNew
STEMPOINT CAPITAL LP129.6K$8.54M$307.1KCut−$798.6K
Impax Asset Management Group plc125K$8.24M$237KAdded$1.88M
ROYCE & ASSOCIATES LP124.3K$8.19M$294.6KCut−$984.4K
MetLife Investment Management, LLC123.3K$8.13M$288.9KAdded$382.5K
Jefferies Financial Group Inc.5.37M$7.93M$175.2KAdded$1.87M
Creative Planning107.8K$7.1M$229.8KAdded$943K
VANGUARD ASSET MANAGEMENT, Ltd107K$7.05MHeld
BOOTHBAY FUND MANAGEMENT, LLC104.4K$6.88M$133.8KAdded$3.3M
Exome Asset Management LLC103.7K$6.84M$245.8KCut−$1.09M
PEREGRINE CAPITAL MANAGEMENT LLC103.6K$6.83M$245.6KCut−$36.3K
Schonfeld Strategic Advisors LLC101.6K$6.69MNew
Boxer Capital Management, LLC100K$6.59M$237KAdded$237K
Monashee Investment Management LLC100K$6.59M$177.7KAdded$1.83M
MILLENNIUM MANAGEMENT LLC98K$6.46M$232.2KCut−$7.87M
DIMENSIONAL FUND ADVISORS LP94.5K$6.23M$127.8KAdded$2.8M
Sofinnova Investments, Inc.91.8K$6.05MNew
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC90.9K$5.99M$215.4KCut−$61.1K
THORNBURG INVESTMENT MANAGEMENT INC83.2K$5.48M$195.3KAdded$247.5K
BARCLAYS PLC173.2K$5.35M−$3.34MCut−$16.6M
NEUBERGER BERMAN GROUP LLC77.1K$5.08M$169.2KAdded$545.8K
WELLS FARGO & COMPANY/MN74.3K$4.9M$176.2KCut−$5.37M
Erste Asset Management GmbH77K$4.85M$93.9KAdded$93.9K
Rafferty Asset Management, LLC72.6K$4.79M$172.1KCut−$1.48M
Aquatic Capital Management LLC72.5K$4.78M$171.8KCut−$1.42M
Granahan Investment Management, LLC72.5K$4.78M$171.7KCut−$441.9K
STATE OF WISCONSIN INVESTMENT BOARD72.1K$4.75M$162.7KAdded$388.9K
SILVERARC CAPITAL MANAGEMENT, LLC71.2K$4.69MNew
Nicholas Investment Partners, LP69.8K$4.6M$165.5KAdded$140.4K
SEI INVESTMENTS CO69.8K$4.6M$165.5KAdded$138.4K
Pier Capital, LLC69.6K$4.59MNew
RAYMOND JAMES FINANCIAL INC68.5K$4.52M$162.4KCut−$720.3K
Tyro Capital Management LLC64.7K$4.26M$143.7KAdded$409.2K
ACT CAPITAL MANAGEMENT, LLC64.5K$4.25M$152.9KAdded$152.9K
Seven Fleet Capital Management LP61.3K$4.04M$24.5KAdded$3.38M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.61.2K$4.02M$139.2KAdded$240.5K
PRUDENTIAL FINANCIAL INC59.4K$3.92M$99.6KAdded$1.25M
HighVista Strategies LLC58.6K$3.87M$139KCut−$3.41M
IRONWOOD INVESTMENT MANAGEMENT LLC56.7K$3.74M$134.5KAdded$103.3K
Universal- Beteiligungs- und Servicegesellschaft mbH55.4K$3.65M$128.6KAdded$201.9K
Vanguard Global Advisers, LLC55.2K$3.64MHeld
STIFEL FINANCIAL CORP54.4K$3.59M$113.8KAdded$540.5K
INTECH INVESTMENT MANAGEMENT LLC53.3K$3.52M$117.2KAdded$375.1K
Quantinno Capital Management LP52.6K$3.47M$119.5KAdded$262K
ExodusPoint Capital Management, LP52.2K$3.44M$123.8KCut−$18.4M
OSAIC HOLDINGS, INC.50.9K$3.35M$120.6KAdded$21.2K
EFG International AG50.2K$3.31M$114.2KCut−$81.8K
SummitTX Capital, L.P.49.7K$3.28MNew
HARVEY CAPITAL MANAGEMENT INC49.3K$3.25M$110.9KAdded$274.7K
Brevan Howard Capital Management LP49K$3.23M$116KCut−$3.19M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.48.5K$3.2M$106.4KAdded$344K
Trexquant Investment LP48.2K$3.18MNew
NEW YORK STATE COMMON RETIREMENT FUND46.7K$3.08M$109.4KAdded$145.3K
Zurcher Kantonalbank (Zurich Cantonalbank)45.6K$3M$86.3KAdded$690K
Rock Springs Capital Management LP45.4K$2.99M$85KAdded$711.8K
Pathstone Holdings, LLC44.5K$2.93M$105.5KAdded$49.4K
SPHERA FUNDS MANAGEMENT LTD.39.8K$2.62M$94.4KCut−$3.2M
State of New Jersey Common Pension Fund D39.7K$2.62M$92KAdded$151.1K
Hudson Bay Capital Management LP39.5K$2.6M$93.5KCut−$8.54M
State of Tennessee, Department of Treasury37.5K$2.47M$102KAdded$102K
Moody Aldrich Partners LLC36.9K$2.44M$87.6KCut−$2.56M
YOUSIF CAPITAL MANAGEMENT, LLC36.9K$2.43M$78.6KCut−$32.7K
PROFUND ADVISORS LLC35.7K$2.35M$84.6KCut−$165K
Louisiana State Employees Retirement System35.5K$2.34M$78.9KAdded$223.9K
GUGGENHEIM CAPITAL LLC35.1K$2.32M$74.2KAdded$325.8K
Cinctive Capital Management LP35.1K$2.31M$15.6KAdded$1.89M
ENVESTNET ASSET MANAGEMENT INC34.5K$2.28M$81.9KCut−$1.71M
Police & Firemen's Retirement System of New Jersey32.8K$2.16M$74.7KAdded$158.6K
Ameritas Investment Partners, Inc.32.3K$2.13M$76.3KAdded$82.5K
Palo Alto Investors LP32.2K$2.12MNew
ARIZONA STATE RETIREMENT SYSTEM31.9K$2.1M$75.6KAdded$74.2K
Aigen Investment Management, LP31.2K$2.06M$13.2KAdded$1.7M
Context Capital Management, LLC1.39M$2.03M$53.7KAdded$53.7K
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS30.6K$2.02M$72.5KAdded$75K
Birchview Capital, LP30K$1.98M$71.1KAdded$71.1K
F/m Investments LLC29.6K$1.95MNew
STATE OF MICHIGAN RETIREMENT SYSTEM29.4K$1.94M$68.5KAdded$101.4K
Vanguard Investments Australia, Ltd.29K$1.91MHeld
FIFTH THIRD BANCORP28.7K$1.89M$2.58KAdded$1.82M
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM28.5K$1.88M$67.5KAdded$67.5K
ProShare Advisors LLC27.8K$1.83M$65.8KCut−$216.4K
NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC27.4K$1.81M$64.8KAdded$67.2K
KLP KAPITALFORVALTNING AS25.6K$1.69M$57.6KAdded$143.3K
ADVENT CAPITAL MANAGEMENT /DE/1.14M$1.68M$54KCut−$815.6K
OREGON PUBLIC EMPLOYEES RETIREMENT FUND25.1K$1.66M$57.9KAdded$104K
MOORE CAPITAL MANAGEMENT, LP25K$1.65M$59.2KAdded$59.3K
GREAT LAKES ADVISORS, LLC25K$1.65M$59.2KAdded$56.9K
XTX Topco Ltd23.9K$1.57M$56.5KCut−$4.18M
Vanguard Personalized Indexing Management, LLC23.8K$1.57M$49.1KAdded$254.1K
Knott David M Jr23.6K$1.56M$56KCut−$602K
Edgestream Partners, L.P.23.5K$1.55M$55.7KCut−$312.4K
BAMCO INC /NY/23K$1.52MNew
Daiwa Securities Group Inc.22.2K$1.46M$23.1KAdded$1.46M
China Universal Asset Management Co., Ltd.21.9K$1.44M$47.2KAdded$174.6K
PRELUDE CAPITAL MANAGEMENT, LLC21.8K$1.44M$51.7KCut−$947.5K
Calamos Advisors LLC21.6K$1.43MNew
SANDERS MORRIS HARRIS LLC21.5K$1.42MNew
ALLSTATE CORP21.5K$1.42MNew
ROYAL BANK OF CANADA187.7K$1.41M−$676.3KCut−$764K
Atom Investors LP20.4K$1.34MNew
Tidal Investments LLC20K$1.32M$33.2KAdded$428.3K
VICTORY CAPITAL MANAGEMENT INC19.3K$1.27M$41.6KAdded$155.9K
Ethic Inc.19K$1.25M$39.9KAdded$182.1K
T. Rowe Price Investment Management, Inc.17.5M$1.15M$41.5KAdded$29.3K
SCHRODER INVESTMENT MANAGEMENT GROUP18.1K$1.14MNew
Amundi17.1K$1.13M$16.1KAdded$695.3K
Vident Advisory, LLC17.1K$1.13M$39KAdded$79.5K
XPONANCE LLC17K$1.12M$34.1KAdded$208.8K
DARK FOREST CAPITAL MANAGEMENT LP16.9K$1.11MNew
Marks Group Wealth Management, Inc16.8K$1.11M$34.5KAdded$184.1K
HighTower Advisors, LLC16.6K$1.1M$33KAdded$212.1K
Artia Global Partners LP16.3K$1.07MNew
NEW YORK LIFE INVESTMENT MANAGEMENT LLC16.1K$1.06MNew
Quinn Opportunity Partners LLC16K$1.05M$37.9KCut−$1.37M
INCEPTIONR LLC16K$1.05MNew
OAK RIDGE INVESTMENTS LLC15.9K$1.05M$37.2KAdded$52K
Dana Investment Advisors, Inc.15.8K$1.04M$36.4KAdded$61.8K
JANE STREET GROUP, LLC431.1K$1.03M−$10.3MCut−$17.6M
QUADRANT CAPITAL GROUP LLC15.4K$1.01M$34.8KAdded$79K
GABELLI FUNDS LLC15.2K$1M$33.7KAdded$99.6K
Tower Research Capital LLC (TRC)15.1K$996.4K$11.8KAdded$680.1K
TEACHER RETIREMENT SYSTEM OF TEXAS15K$991.2K$35.6KCut−$80.1K
AMI ASSET MANAGEMENT CORP14.8K$976.5K$33.8KAdded$69.2K
BANK OF MONTREAL /CAN/14.6K$963.1K$31.5KAdded$118.5K
KENNEDY CAPITAL MANAGEMENT LLC14.4K$946.5K$31.2KAdded$108.9K
GABELLI & Co INVESTMENT ADVISERS, INC.13.6K$894.9K$32.2KAdded$32.2K
Atria Investments, Inc13K$855.5K$30.8KCut−$57.6K
DNB Asset Management AS12.9K$850.1K$26.3KAdded$146.1K
Ellsworth Advisors, LLC12.7K$839KNew
STRS OHIO12.6K$830.5K$29.2KAdded$48.9K
LPL Financial LLC12.4K$815.4K$28.9KAdded$40.5K
J. Goldman & Co LP12K$791.4K$28.5KCut−$329.8K
NISA INVESTMENT ADVISORS, LLC12K$788.9K$27.2KAdded$60.5K
Gallagher Fiduciary Advisors, LLC11.6K$763K$27.4KCut−$61.3K
Legato Capital Management LLC11.3K$747K$26.9KCut−$1.28M
Marex Group plc11.3K$744.8K$19KAdded$236.4K
HARVEST MANAGEMENT LLC11K$725K$26.1KCut−$139.1K
M&T Bank Corp10.9K$720.3K$25.6KAdded$8.27K
Brooklyn Investment Group10.6K$697.3K$44KAdded$44.9K
Man Group plc10.5K$689.6K$24.8KCut−$46.6K
CIBC Bancorp USA Inc.10.1K$665.6KHeld
Creek Drive Management Group LLC10K$659.1K$23.7KAdded$23.7K
NVWM, LLC9.22K$607.5KNew
E Fund Management Co., Ltd.9.15K$603.1KHeld
SECURIAN ASSET MANAGEMENT, INC9.01K$594K$21.1KAdded$27.8K
Carlson Capital, L.P.9K$593.2K$13.3KAdded$237.4K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC8.87K$592.1K$18.9KCut−$52.7K
Orion Porfolio Solutions, LLC8.93K$588.8K$21.2KCut−$150.4K

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.