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Class action lawsuits

Cytokinetics Class Action Lawsuit: Rosen Law Firm Reminds Investors of November 17, 2025 Lead Plaintiff Deadline

Strategic Insights

— 1 min read

Investors who purchased Cytokinetics common stock between December 27, 2023, and May 6, 2025, are reminded by Rosen Law Firm of the importance of the November 17, 2025, lead plaintiff deadline. A class action lawsuit has been filed, and investors may be entitled to compensation without paying any out-of-pocket fees or costs through a contingency fee arrangement.

Key Takeaways:

  • The lawsuit alleges that Cytokinetics made false and/or misleading statements regarding the timeline for the New Drug Application ("NDA") submission and approval process for aficamten.
  • Defendants represented that Cytokinetics 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 Prescription Drug User Fee Act ("PDUFA") date.
  • Investors who purchased Cytokinetics common stock during the Class Period may be entitled to compensation without payment of any out-of-pocket fees or costs through a contingency fee arrangement.
  • To join the Cytokinetics class action, go to or call Phillip Kim, Esq. toll-free at 866-767-3653 or email case@rosenlegal.com for information on the class action.
  • A class action lawsuit has already been filed, and investors may select counsel of their choice or remain an absent class member.
  • Laurence Rosen, Esq., Phillip Kim, Esq., and The Rosen Law Firm, P.A., have a track record of success in securities class actions and shareholder derivative litigation, with over $438 million in recoveries in 2019 alone.

Statistics:

  • November 17, 2025: Lead plaintiff deadline for Cytokinetics class action
  • $438 million: Amount recovered by Rosen Law Firm for investors in 2019
  • 2017: Rosen Law Firm was ranked No. 1 by ISS Securities Class Action Services for number of securities class action settlements
  • 2020: Laurence Rosen was named by law360 as a Titan of Plaintiffs' Bar
  • 866-767-3653: Toll-free number to call Phillip Kim, Esq. for information on the class action

Sources:

  • Rosen Law Firm press release
  • The Rosen Law Firm, P.A.
  • Law360
  • ISS Securities Class Action Services
  • LinkedIn: @RosenLegal
  • Twitter: @RosenLawNYC
  • Facebook: @RosenLawNYC

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