BioSight
Companies
CYTOKINETICS INC logo

CYTK

NASDAQSOUTH SAN FRANCISCO, CA
CYTOKINETICS INC

Cytokinetics develops small-molecule drugs that modulate muscle function to treat heart and skeletal muscle diseases. The company is advancing candidates like aficamten for hypertrophic cardiomyopathy and other cardiac conditions, along with programs in heart failure with preserved ejection fraction, with some programs in clinical testing and others in earlier development stages.

$63.97+49.32%1Y
CYTK · daily close · illustrative · 0 catalysts marked
$26$38$50$62$74Apr '25Aug '25Dec '25Apr '26
1Y high$70.101Y low$29.84range$40.26(135%)past catalysts

Pipeline5

Phase 2/3Pediatric
Phase 2/3Symptomatic Obstructive Hypertrophic Cardiomyopathy
Phase 3Symptomatic Non-Obstructive Hypertrophic Cardiomyopathy
small-molecule
Phase 3Heart Failure
Phase 3Heart Failure With Reduced Ejection Fraction
small-molecule
Phase 2Symptomatic Heart Failure With Preserved Ejection Fraction (HFpEF)
small-molecule
UnknownIndication pending review
UnknownIndication pending review

Catalyst Calendar10

JAN–JAN
2026
121d ago
Enroll.omecamtiv mecarbil
If the Phase 3 clinical trial of omecamtiv mecarbil has not been initiated by June 30, 2026
8-K
JAN–JAN
2028
609d
Readoutomecamtiv mecarbil
If the Phase 3 clinical trial of Cytokinetics' proprietary small molecule cardiac myosin activator known as omecamtiv mecarbil is successful (defined as meeting the composite primary endpoint of the first event, whichever occurs first, comprising of cardiovascular death, heart failure event, LVAD implementation/cardiac transplantation, or stroke, with a hazard ratio (HR) of less than 0.85 and cardiovascular death endpoint HR of less than 1.0) by June 30, 2028
8-K
2029
975d
NDAomecamtiv mecarbil
we receive the marketing approval from the U.S. Food and Drug Administration ("FDA") for omecamtiv mecarbil on or prior to December 31, 2029 ("OM Approval Date")
8-K
Past (7)
MAY 08
2024
ReadoutCK-4021586 (CK-586)
On May 8, 2024, Cytokinetics, Incorporated (the "Company") announced topline data from the Phase 1 study of CK-4021586 (CK-586).
8-K
MAY 08
2024
Enroll.Aficamten
CEDAR-HCM (Clinical Evaluation of Dosing with Aficamten to Reduce Obstruction in a Pediatric Population in HCM), a clinical trial of aficamten in a pediatric population with symptomatic obstructive hypertrophic cardiomyopathy (HCM), is open to enrollment
8-K
Q4
'24
Enroll.CK-4021586 (CK-586)
The data support the advancement of CK-586 to a Phase 2 clinical trial in patients with heart failure with preserved ejection fraction (HFpEF) which is expected to begin in Q4 2024.
8-K
2025
NDAAficamten
a $175.0 million Tranche 7 Term Loan drawable at Cytokinetics' discretion within 1 year of a future U.S. Food and Drug Administration ("FDA") approval of aficamten in obstructive hypertrophic cardiomyopathy if such approval is obtained on or prior to December 31, 2025.
8-K
MAR 10
2025
INDAficamten
Cytokinetics has completed its midcycle review with the Food and Drug Administration ("FDA") with respect to the New Drug Application ("NDA") for aficamten for the treatment of obstructive hypertrophic cardiomyopathy.
8-K
MAR 10
2025
AdComAficamten
FDA has informed Cytokinetics that it does not plan to convene an advisory committee meeting to review the Company's NDA for aficamten.
8-K
DEC 26
2025
PDUFAAficamten
the U.S. Food and Drug Administration ("FDA") has extended the Prescription Drug User Fee Act ("PDUFA") action date for the New Drug Application ("NDA") for aficamten for the treatment of patients with obstructive hypertrophic cardiomyopathy ("oHCM") to December 26, 2025
8-K

Disclaimer·BioSight aggregates publicly available data (SEC EDGAR, ClinicalTrials.gov, FDA, company press releases) and is provided as is for informational purposes only. Nothing here is investment, financial, legal, tax, or medical advice, or an offer to buy or sell any security. We make no warranty as to accuracy, completeness, or timeliness; dates and filings may contain errors or be superseded without notice; past events do not predict future outcomes. To the maximum extent permitted by law, BioSight, its operators, contributors, and affiliates disclaim all liability for any loss or damage arising from use of or reliance on this site. You are solely responsible for your own investment decisions — consult a licensed professional before acting on any information.

Unlock 12-month calendar