Form4insider filings, from the source

Company · CIK 0001061983 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

CYTOKINETICS INC · CYTK

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $9.6M · 8net −$9.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 22, 2026 SForm 4 →Sep 22, 6:14 pm EDTFady Ibraham MalikEVP Research & Development3,500$68.29$239,015153,902−2.22%10b5-1
Sep 22, 2026 MForm 4 →Sep 22, 6:14 pm EDTFady Ibraham MalikEVP Research & Development3,500$7.80$27,300157,402—10b5-1
Sep 15, 2026 SForm 4 →Sep 15, 5:23 pm EDTRobert E LandryDirector1,000$72.13$72,1308,184−10.9%10b5-1
Sep 14, 2026 SForm 4 →Sep 15, 5:20 pm EDTRobert I BlumPresident & CEO, Director105,426$69.62$7,340,0100−100%10b5-1
Sep 14, 2026 GMForm 4 →Sep 15, 5:20 pm EDTRobert I BlumPresident & CEO, Director204,702$10.60$79,50097,926—10b5-1
Sep 11, 2026 SForm 4 →Sep 11, 7:12 pm EDTRobert E LandryDirector1,000$74.66$74,6609,184−9.82%10b5-1
Sep 8, 2026 SForm 4 →Sep 8, 4:38 pm EDTFady Ibraham MalikEVP Research & Development3,500$75.46$264,110153,902−2.22%10b5-1
Sep 8, 2026 MForm 4 →Sep 8, 4:38 pm EDTFady Ibraham MalikEVP Research & Development3,500$7.80$27,300157,402—10b5-1
Sep 1, 2026 SForm 4 →Sep 1, 4:51 pm EDTB Lynne ParshallDirector5,000$71.48$357,40010,784−31.7%10b5-1
Aug 31, 2026 SForm 4 →Aug 31, 4:57 pm EDTAndrew CallosEVP, Chief Commercial Officer10,000$70.24$702,40058,555−14.6%10b5-1
Aug 31, 2026 MForm 4 →Aug 31, 4:57 pm EDTAndrew CallosEVP, Chief Commercial Officer10,000$23.26$232,60068,555—10b5-1
Aug 31, 2026 SForm 4 →Aug 31, 4:55 pm EDTRobert I BlumPresident & CEO, Director7,500$70.24$526,800377,820−1.95%10b5-1
Aug 31, 2026 MForm 4 →Aug 31, 4:55 pm EDTRobert I BlumPresident & CEO, Director7,500$10.60$79,500385,320—10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 22, 2026 MForm 4 →Sep 22, 6:14 pm EDTFady Ibraham MalikEVP Research & Development3,500——23,386—10b5-1
Sep 14, 2026 MForm 4 →Sep 15, 5:20 pm EDTRobert I BlumPresident & CEO, Director7,500——156,745—10b5-1
Sep 8, 2026 MForm 4 →Sep 8, 4:38 pm EDTFady Ibraham MalikEVP Research & Development3,500——26,886—10b5-1
Aug 31, 2026 MForm 4 →Aug 31, 4:57 pm EDTAndrew CallosEVP, Chief Commercial Officer10,000——0—10b5-1
Aug 31, 2026 MForm 4 →Aug 31, 4:55 pm EDTRobert I BlumPresident & CEO, Director7,500——164,245—10b5-1