Firstenergy (FE)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-04-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: FIRSTENERGY CORP (FE) CIK: 0001031296 --- Reporting Owner --- Name: SOMERHALDER JOHN W II CIK: 0001145921 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-04-01 | Code: A (Grant or award) Shares: +837 | Price: $50.73 Total Value: $42,461.01 Shares Owned After: 160,097.504 | Ownership: D (Direct) Footnotes: [F1] Represents shares paid quarterly under the FirstEnergy Corp. 2020 Incentive Compensation Plan. [F2] Balance includes shares acquired through dividend reinvestments. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) Footnotes: [F3] The Company's 401(k) Savings Plan includes a unitized fund invested in shares of common stock of the Company, in which the reporting person may invest, and includes dividend reinvestment and company match features. The number of shares reported as indirectly held in the 401(k) Savings Plan in this row is an estimate of the number of shares of the Company's common stock held in the unitized stock fund and allocated to the reporting person's account as of March 31, 2026. --- Footnotes (Complete Index) --- F1: Represents shares paid quarterly under the FirstEnergy Corp. 2020 Incentive Compensation Plan. F2: Balance includes shares acquired through dividend reinvestments. F3: The Company's 401(k) Savings Plan includes a unitized fund invested in shares of common stock of the Company, in which the reporting person may invest, and includes dividend reinvestment and company match features. The number of shares reported as indirectly held in the 401(k) Savings Plan in this row is an estimate of the number of shares of the Company's common stock held in the unitized stock fund and allocated to the reporting person's account as of March 31, 2026. --- Signature --- /s/ /s/ Mary M. Swann, attorney-in-fact (2026-04-03)