U.S. stock index futures pointed higher on Thursday as investors digested corporate earnings and deal news. Accelerant Holdings surged 44.5% after agreeing to be acquired by Thoma Bravo in an all-cash deal valuing the company at more than $4 billion, with holders receiving $20.25 per share. Harmonic jumped 25% after reporting adjusted earnings per share of $0.24, double the consensus, and broadband revenue of $133.5 million that topped its guidance. Cisco fell 5.8% despite record fiscal fourth-quarter results, as investors focused on the company's gross margin outlook. Other notable movers included Omeros up 17.1%, Super Micro Computer up more than 9%, and Birkenstock up 7.5%.