Sirius is an innovative biotech company developing novel RNAi therapies for global markets. We are dedicated to providing solutions for physicians and patients to manage cardiovascular diseases. Our aim is to be a leading developer of RNAi therapeutics for the management of chronic diseases.

Sirius was founded in 2021 with a world-class leadership team and investors. After founding in 2021, Sirius established an innovation, research and development center in the United States and a translational center in China to address unmet patient needs in chronic disease.  Leveraging RNAi technology, we offer a portfolio of solutions for patients to change the future of cardiovascular disease.

Key Milestones


  • September

    Completed Series B financing

  • August

    Submitted the first IND to China NMPA


  • November

    Established company’s new office in Shanghai,China

  • July

    Completed Series A financing

  • March

    Sirius China was officially established


  • December

    Established US Office in Boston

  • June

    Sirius US was officially established




Sirius Therapeutics, Inc., all rights reserved

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