Chart Industries Inc. said its 6.75% Series B mandatory convertible preferred stock will automatically convert into common shares on December 15, 2025, according to an SEC filing. Based on the final averaging period ending December 11, each preferred share will convert into 7.0520 shares of common stock, while each depositary share (NYSE: GTLS*PRB) will convert into 0.3526 common shares. Trading in the depositary shares is expected to be suspended before the conversion date and the securities will subsequently be delisted from the New York Stock Exchange.