| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Park Hyun | SVP & CLO | 341 WHITE POND DRIVE, AKRON | /s/ Mary M. Swann, attorney-in-fact | 13 Feb 2026 | 0001322841 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | FE | Common Stock | 84,252 | 11 Feb 2026 | Direct | F1 | |||||
| holding | FE | Common Stock | 1,312 | 11 Feb 2026 | By Savings Plan | F2 | |||||
| holding | FE | Common Stock | 5 | 11 Feb 2026 | Held by Park Family Trust |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | FE | RSU | Award | $0 | +38,321 | $0.000000 | 38,321 | 11 Feb 2026 | Common Stock | 38,321 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Balance updated to include dividends accrued on time-based equity awards. |
| F2 | FirstEnergy Corp.'s (the "Company") 401(k) Savings Plan includes a unitized fund invested shares of common stock of the Company stock, 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 since the reporting person's last filed Form 4 and as allocated to the reporting person's account as of January 31, 2026. |
| F3 | Represents performance-adjusted restricted stock units ("RSUs") awarded on March 1, 2023, each of which represents a contingent right to receive an award payable 2/3 in Company common stock and 1/3 in cash following the vesting date. This Form 4 is being filed to report the satisfaction of the performance goals for the RSUs, as certified by the Company's Board of Directors on February 11, 2026. As a result, these RSUs will vest on March 1, 2026, generally subject to the reporting person's continued service. |