CYTK Insider Trading Activity

Transactions disclosed by company insiders to the SEC on Form 4, most recent first.

InsiderRoleDateSharesValue
Malik Fady Ibraham EVP Research & Development 2026-08-18 3,500 $27,300
Malik Fady Ibraham EVP Research & Development 2026-08-18 3,500 $265,370
Blum Robert I President & CEO 2026-08-10 7,500 $79,500
Blum Robert I President & CEO 2026-08-10 7,500 $575,700
Callos Andrew EVP, Chief Commercial Officer 2026-07-30 14,000 $325,640
Callos Andrew EVP, Chief Commercial Officer 2026-07-30 14,000 $1,118,320
Blum Robert I President & CEO 2026-07-27 7,500 $79,500
Blum Robert I President & CEO 2026-07-27 7,500 $606,525
Malik Fady Ibraham EVP Research & Development 2026-07-21 3,500 $27,300
Malik Fady Ibraham EVP Research & Development 2026-07-21 3,500 $282,065

How Institutional Funds Moved on CYTK

Position changes disclosed in SEC Form 13F filings. These report a quarterly snapshot, not exact trade dates.

FundChangeQuarter
NORGES BANK NORGES BANK opened a new position worth $86,512,319. 2026-06-30
Hood River Capital Management LLC Hood River Capital Management LLC opened a new position worth $39,977,367. 2026-06-30
Holocene Advisors, LP Holocene Advisors, LP opened a new position worth $97,506,685. 2026-06-30
Sixth Street Partners Management Company, L.P. Sixth Street Partners Management Company, L.P. opened a new position worth $133,386,924. 2026-06-30
GEODE CAPITAL MANAGEMENT, LLC GEODE CAPITAL MANAGEMENT, LLC increased this position by 48% ($174,750,070 -> $259,207,450). 2026-06-30
Capital Research Global Investors Capital Research Global Investors increased this position by 183% ($50,816,544 -> $143,683,584). 2026-06-30
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC increased this position by 91% ($71,683,123 -> $136,597,224). 2026-06-30
MARSHALL WACE, LLP MARSHALL WACE, LLP increased this position by 1296% ($2,598,040 -> $36,259,335). 2026-06-30

Which Funds Hold CYTK

Largest reported positions as of 2026-06-30.

FundValueShares
VANGUARD PORTFOLIO MANAGEMENT LLC $571,778,157 6,711,799
VANGUARD CAPITAL MANAGEMENT LLC $521,151,103 6,117,515
WELLINGTON MANAGEMENT GROUP LLP $509,521,049 5,980,996
Avoro Capital Advisors LLC $425,949,915 4,999,999
FMR LLC $375,035,430 4,402,341
GEODE CAPITAL MANAGEMENT, LLC $259,207,450 3,042,018
BANK OF AMERICA CORP /DE/ $251,706,463 10,588,000
RTW INVESTMENTS, LP $243,814,036 2,862,003
Polar Capital Holdings Plc $191,988,358 2,253,649
Capital Research Global Investors $143,683,584 1,686,625

Data compiled from public SEC filings. This is informational reporting, not investment advice.

Gilbert Cisneros Buys Cytokinetics (CYTK) Stock Ahead of Insider Sale

Capitol building overlaid with a stock ticker graphic for Cytokinetics (CYTK)

A new disclosure filed under the STOCK Act shows Rep. Gilbert Cisneros purchased shares of Cytokinetics, Incorporated (CYTK) in a transaction dated June 30, 2026. The filing lists the purchase as made personally by the member of Congress, with the value falling between $1,001 and $15,000. For anyone who tracks these filings the way people … Read more