Viridian Therapeutics, Inc. is a clinical stage biopharmaceutical company, which engages in the development of proprietary RNA-targeted therapeutics. The company is headquartered in Waltham, Massachusetts and currently employs 86 full-time employees. The company went IPO on 2014-06-18. The firm is engaged in developing three product candidates, VRDN-001, VRDN-002, and VRDN-003, that is developed for intravenous (IV) or subcutaneous administration to treat patients who suffer from thyroid eye disease (TED). Its lead product candidate, VRDN-001, is a differentiated humanized monoclonal antibody targeting insulin-like growth factor-1 receptor (IGF-1R), a clinically and commercially validated target for the TED. The company has initiated a Phase I/II clinical trial of VRDN-001. Its second product candidate, VRDN-002, is a distinct IGF-1R antibody that incorporates half-life extension technology, and is designed to support administration as a convenient, low volume, subcutaneous injection to treat patients who suffer from TED. VRDN-003 is an anti-IGF-1R monoclonal antibody with the same amino acid sequence as VRDN-001.