Capstone Green Energy Holdings Inc. has announced the closing of a $15 million private investment in public equity financing $(PIPE)$. The company issued a total of 7,500,000 shares of common stock, or pre-funded warrants in lieu thereof, at a price of $2.00 per share. The offering was priced at approximately an 8% premium over the closing price of the company's common stock on November 21, 2025. No other warrants were included in the transaction. Participants in the PIPE included members of Capstone's board, executive leadership team, institutional investors, accredited investors, and one of the company's largest shareholders. Craig-Hallum Capital Group LLC acted as sole placement agent for the offering. Capstone has agreed to file a registration statement with the SEC to register the resale of the securities issued in the PIPE.