 VAN NUYS, CA ACCESSWIRE June 22, 2021 Capstone Green Energy Corporation NASDAQ:CGRN Capstone, or the Company, a global leader in carbon reduction and on-site resilient green energy solutions, today announced the closing of its previously announced public offering of 2,190,477 shares of its common stock, including the exercise in full by the underwriter of its option to purchase an additional 285,714 shares of common stock, at a price to the public of 5.25 per share, less underwriting discounts and commissions. H.C. Wainwright Co. acted as the sole book-running manager for the offering. 