Viridian Therapeutics, Inc., a biotechnology company, discover and develops treatments for serious and rare diseases. The company's product pipeline includes VRDN-001, a monoclonal antibody targeting insulin-like growth factor-1 receptor that is in Phase 3 clinical trial for the treatment of thyroid eye disease (TED); and VRDN-002 and VRDN-003, a next generation IGF-1R humanized monoclonal antibodies targeting IGF-1R and incorporating half-life extension technology for the treatment of TED. It also provides VRDN-004, a discovery-stage therapeutic antibody program for rare disease; and VRDN-005 and VRDN-006, a preclinical program for autoimmune disease.

The company was formerly known as Miragen Therapeutics, Inc. and changed its name to Viridian Therapeutics, Inc. in January 2021.