NRG's Q1 earnings fall despite revenue rise, hit by hedge losses and costs; full-year outlook steady.

Power-grid operator PJM accelerates data-center power deals, boosting Constellation, Vistra, and NRG stocks.

PJM, the largest U.S. power grid operator, has moved up a key deadline by a year to September to speed up connecting data centers with power producers. This move acknowledges that PJM's current capacity cannot keep up with the growing demand driven b...