FirstEnergy Corp. released its 2026 financial outlook on December 9, 2025, providing investors with both an Investor Letter and a detailed financial guidance presentation. The filing specifies the Company's Core non-GAAP earnings guidance for the full year 2026 and reaffirms the five-year compound annual Core earnings growth rate target spanning from 2025 through 2029. This forward-looking guidance is highly material to investors as it establishes the company's current financial expectations and long-term growth trajectory.