NRG Energy beat Wall Street estimates for fourth-quarter adjusted profit on Wednesday, helped by higher demand for power and lower fuel costs, and unveiled its bets to capitalize on demand from data centers.

GE Vernova (NYSE:GEV) +6.4% in Wednesday's trading after saying it will team with NRG Energy (NYSE:NRG) and a subsidiary of Kiewit Corp. in a new joint venture to build four natural gas combined cycle electricity plants to meet growing demand for power from data centers and artificial intelligence.

NRG Energy Inc. said Wednesday it’ll team up with GE Vernova Inc. and engineering company Kiewit Corp. to build four natural-gas electricity plants to meet increased power needs for data centers and artificial intelligence.