Form4insider filings, from the source

Insider · CIK 0001852129

Andrew Callos

Files at: CYTK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $3.1M · 3net −$3.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 30Jul 10Jul 21Jul 31Aug 11Aug 21Sep 1

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 31, 2026 SForm 4 →Aug 31, 4:57 pm EDTCYTOKINETICS INCCYTK10,000$70.24$702,40058,555−14.6%10b5-1
Aug 31, 2026 MForm 4 →Aug 31, 4:57 pm EDTCYTOKINETICS INCCYTK10,000$23.26$232,60068,555—10b5-1
Jul 30, 2026 SForm 4 →Jul 30, 4:26 pm EDTCYTOKINETICS INCCYTK14,000$79.88$1,118,32058,555−19.3%10b5-1
Jul 30, 2026 MForm 4 →Jul 30, 4:26 pm EDTCYTOKINETICS INCCYTK14,000$23.26$325,64072,555—10b5-1
Jul 1, 2026 SForm 4 →Jul 2, 5:19 pm EDTCYTOKINETICS INCCYTK15,000$85.80$1,287,00058,555−20.4%10b5-1
Jul 1, 2026 MForm 4 →Jul 2, 5:19 pm EDTCYTOKINETICS INCCYTK15,000$23.26$348,90073,555—10b5-1

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 31, 2026 MForm 4 →Aug 31, 4:57 pm EDTCYTOKINETICS INCCYTK10,000——0—10b5-1
Jul 30, 2026 MForm 4 →Jul 30, 4:26 pm EDTCYTOKINETICS INCCYTK14,000——10,000—10b5-1
Jul 1, 2026 MForm 4 →Jul 2, 5:19 pm EDTCYTOKINETICS INCCYTK15,000——24,000—10b5-1