Rocket Lab Corporation released its IMM Apex space solar cell with 31.5% Beginning of Life conversion efficiency and 40% lower mass than prior versions, eliminating germanium substrates used in conventional multi-junction designs. The product is available immediately, with manufacturing capacity in the multi-100-kilowatt range. Rocket Lab shares rose 2.43% to $67.47 in Wednesday premarket trading after ARK Invest added 2,341 shares through ARKX, following 705,102 RKLB shares bought across three ARK funds over two earlier trading days. The stock remained below its 20-, 50-, 100- and 200-day moving averages, while analysts cited by Benzinga maintained a Buy consensus and a $110.71 average price forecast.