Legacy Preferred Equity Fully Redeemed; Operating Subsidiary Now Wholly Owned by the Company

LOS ANGELES, March 31, 2026–(BUSINESS WIRE)–Capstone Green Energy Holdings, Inc. (the “Company” or “Capstone”) (OTCQX: CGEH), a leading provider of behind-the-meter clean microturbine energy solutions for industrial and commercial operations, with solutions designed for emerging datacenter applications, today announced the closing of its previously announced $112.5 million strategic investment led by funds managed by Monarch Alternative Capital LP (“Monarch”). The transaction included the issuance of $80 million in senior convertible preferred stock and $15 million of common stock to Monarch, together with a concurrent private…