Core Insights - FirstEnergy's transmission unit will invest $950 million in grid upgrades in Ohio and Pennsylvania, selected by grid operator PJM [1] - The total project cost is $1.2 billion, with FirstEnergy's investment through a joint venture with Transource Energy amounting to approximately $490 million [1] - The project aims to modernize equipment, rebuild older lines, and upgrade substations to meet surging electricity demand driven by data center expansion and a shift to electric heating and transport [1] Investment Plans - FirstEnergy announced a capital investment plan of $36 billion through 2030 to fund upgrades to the electrical grid and related infrastructure [1]