Exhibit 99.1 Viridian Therapeutics Reports Third Quarter 2025 Financial Results and Highlights Recent Progress • $289 Million Public Equity Of ering in October 2025. On October 21, 2025, the company announced a public offering of common stock with gross proceeds of approximately$251.4 million, consisting of 11,425,000 shares sold at a public offering price of $22.00 per share. Following the announcement, the underwriters exercised their over-allotment option to purchase an additional 1,713,750 shares of co ...