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Arnatar Therapeutics

San Diego, California, United States · Biotechnology, Health Care · 35 employees

Arnatar Therapeutics is a biotechnology company based in San Diego, CA, focusing on advancing RNA-based therapies for severe and underserved diseases. The company utilizes its proprietary ACT-UP1 platform to develop innovative treatments, including its lead candidate ART4 for Alagille Syndrome. Founded in 2022, Arnatar aims to deliver medicines for various diseases through a combination of siRNA a

Funding history

  • Series series a — $52.0M — Aug 2025

Recent signals

  • Aug 25, 2025: Raised $52.0M in Series series a

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