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Cytokinetics, Incorporated

Securities Class Action

  • Date:
  • 11/17/2025
  • Company Name:
  • Cytokinetics, Inc.
  • Stock Symbol:
  • CYTK
  • Class Period:
  • FROM 12/27/2023 TO 5/6/2025
  • Status:
  • Filed
  • Filing Date:
  • 9/17/2025
  • Court:
  • U.S. District Court: Northern California

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Bragar Eagel & Squire, P.C., a nationally recognized stockholder rights law firm, announces that a class action lawsuit has been filed against Cytokinetics, Incorporated (“Cytokinetics” or the “Company”) (NASDAQ:CYTK) in the United States District Court for the Northern District of California on behalf of all persons and entities who purchased or otherwise acquired Cytokinetics common stock between December 27, 2023 and May 6, 2025, both dates inclusive (the “Class Period”).  Investors have until November 17, 2025 to apply to the Court to be appointed as lead plaintiff in the lawsuit.

According to the complaint, defendants made materially false and misleading statements regarding the timeline for the New Drug Application (“NDA”) submission and approval process for aficamten. Specifically, defendants represented that the Company expected approval from the U.S. Food and Drug Administration (“FDA”) for its NDA for aficamten in the second half of 2025, based on a September 26, 2025 PDUFA date, and failed to disclose material risks related to the Company’s failure to submit a Risk Evaluation and Mitigation Strategy (“REMS”) that could delay the regulatory process. 


On May 6, 2025, during an earnings call, it was revealed that the Company had multiple pre-NDA meetings with the FDA discussing safety monitoring and risk mitigation but chose to submit the NDA without a REMS, relying on labeling and voluntary education materials. This confirmed defendants’ awareness of potential REMS requirements and their reckless decision to omit it from the initial submission, misleading investors about the regulatory timeline. 

As a result of defendants’ false and misleading statements, class members purchased Cytokinetics’ common stock at artificially inflated prices and suffered significant losses when the truth was revealed.

If you purchased or otherwise acquired Cytokinetics shares and suffered a loss, are a long-term stockholder, have information, would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Brandon Walker or Marion Passmore by email at investigations@bespc.com, telephone at (212) 355-4648, or by filling out this contact form.  There is no cost or obligation to you.
The individual or institution below (“Plaintiff”) has reviewed and agrees to the Bragar Eagel & Squire, P.C. (“BESPC”) retainer agreement and authorizes BESPC to prosecute an action on Plaintiff’s behalf under the federal securities laws or applicable state laws to recover damages on behalf of investors in Cytokinetics. BESPC will prosecute the action on a full contingency basis and will forward all costs and expenses.
 

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