Aeva Technologies is trading 17% up at $23.01 after its Q2 2026 earnings and the launch of its AI data-center optical-connectivity business. - Q2 revenue reached $6.1 million, surpassing analyst consensus. - The company launched its Optical Connectivity business and signed a hyperscaler-related development agreement targeting 2027 deployment and 2028 production. - Management previously provided 2026 revenue guidance of $30 million–$36 million.