NASDAQ: CYTK
Cytokinetics Inc Stock Ownership - Who owns Cytokinetics?

Insider buying vs selling

Have Cytokinetics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Edward M. Md KayeDirector2026-01-15197$63.44
$12.50kBuy
Wendell WierengaDirector2026-01-1598$63.44
$6.22kBuy
Nancy WysenskiDirector2026-01-1598$63.44
$6.22kBuy
Robert Arthur HarringtonDirector2026-01-15197$63.44
$12.50kBuy
James M. DalyDirector2026-01-15197$63.44
$12.50kBuy
John T. HendersonDirector2026-01-15334$63.44
$21.19kBuy
Andrew CallosEVP Chief Commercial Officer2026-01-0515,000$23.26
$348.90kBuy
Andrew CallosEVP Chief Commercial Officer2026-01-0515,000$60.28
$904.20kSell
Andrew CallosEVP Chief Commercial Officer2026-01-02885$63.16
$55.90kSell
Andrew CallosEVP Chief Commercial Officer2026-01-02885$37.63
$33.30kBuy

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Net Insider Buy/Sell (L12M) Ownership

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CYTK Shareholders

What type of owners hold Cytokinetics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
T Rowe Price Investment Management Inc15.61%19,080,496$1.22BInstitution
Blackrock Inc12.70%15,525,747$993.80MInstitution
Fmr LLC10.71%13,091,647$838.00MInstitution
Vanguard Group Inc9.70%11,856,795$758.95MInstitution
Michael Schmertzler7.96%9,730,131$622.83MInsider
Wellington Management Group LLP6.06%7,408,561$474.22MInstitution
Tudor Investment Corp Et Al4.91%6,000,000$384.06MInstitution
State Street Corp4.59%5,617,334$359.57MInstitution
Deep Track Capital LP3.52%4,300,000$275.24MInstitution
Bank Of America Corp2.50%3,061,796$195.99MInstitution

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CYTK vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CYTK90.23%9.77%Net SellingNet Buying
KRYS79.21%20.79%Net SellingNet Selling
PRAX63.64%36.36%Net SellingNet Selling
ABVX71.24%0.00%
HALO77.68%22.32%Net SellingNet Selling

Cytokinetics Stock Ownership FAQ

Who owns Cytokinetics?

Cytokinetics (NASDAQ: CYTK) is owned by 115.54% institutional shareholders, 12.52% Cytokinetics insiders, and 0.00% retail investors. Michael Schmertzler is the largest individual Cytokinetics shareholder, owning 9.73M shares representing 7.96% of the company. Michael Schmertzler's Cytokinetics shares are currently valued at $633.82M.

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