SUNE ▲ +29.7% - SUNation Energy Inc. $SUNE Suniva Completes $835 Million Capital Raise to Build Second Major U.S. Solar Cell Manufacturing Facility and More Than Quadruple Capacity to 5.5 GW SUNation Energy stock rose 29.7% after the company announced completion of an $835 million capital raise to fund construction of a second major U.S. solar cell manufacturing facility, which will more than quadruple its total capacity to 5.5 GW. The funding and capacity expansion signal significant growth prospects for the solar manufacturer. 08-SEP-2026 04:05 PM ET