FIRSTENERGY CORP — Director's Dealing 2026

Feb 13, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRSTENERGY CORP (FE)
CIK: 0001031296
Period of Report: 2026-02-11

Reporting Person: TIERNEY BRIAN X (Director, Chairman, President and CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-11	RSU	$	A	227592.972	Acquired		Common Stock (227592.972)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	371300.183	Direct
Common Stock	846.277	Indirect

Footnotes

F1: Balance has been updated since the reporting person's last filed Form 4 to include shares acquired through dividend reinvestments.

F2: FirstEnergy Corp.'s ("The Company") 401(k) Savings Plan ("401(k) 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) 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") granted on June 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.