v3.26.1
PENSION AND OTHER POST-EMPLOYMENT BENEFITS (Tables)
6 Months Ended
Jun. 30, 2026
Retirement Benefits [Abstract]  
Schedule of Components of Net Periodic Benefit Costs
The components of FirstEnergy’s net periodic benefit costs (credits) for pension and OPEB were as follows:
FirstEnergy Components of Net Periodic Benefit Costs (Credits)PensionOPEB
For the Three Months Ended June 30,2026202520262025
 (In millions)
Service costs $32 $32 $— $— 
Interest costs 87 94 
Expected return on plan assets(114)(115)(11)(9)
Net periodic benefit costs (credits)$$11 $(6)$(4)
Net periodic benefit credits, net of amounts capitalized $(14)$(7)$(5)$(5)
Components of Net Periodic Benefit Costs (Credits)PensionOPEB
For the Six Months Ended June 30, 2026202520262025
 (In millions)
Service costs$65 $65 $$
Interest costs174 187 10 
Expected return on plan assets(229)(230)(21)(19)
Net periodic benefit costs (credits)$10 $22 $(11)$(8)
Net periodic benefit credits, net of amounts capitalized$(28)$(13)$(11)$(9)
JCP&L’s net periodic benefit costs (credits) for pension and OPEB were as follows:

JCP&L Net Periodic Benefit Costs (Credits)PensionOPEB
For the Three Months Ended June 30,2026202520262025
(In millions)
JCP&L's share of net periodic benefit credits(1)
$(2)$(1)$(5)$(3)
Allocated net periodic benefit costs from affiliates(1) (2)
$$$— $— 
For the Six Months Ended June 30,
JCP&L's share of net periodic benefit credits(1)
$(4)$(2)$(9)$(7)
Allocated net periodic benefit costs from affiliates(1) (2)
$$$— $— 
(1) Includes amounts capitalized.
(2) In addition to the net periodic benefit costs for its current and former employees and retirees, JCP&L is also allocated pension and OPEB net periodic benefit costs and credits from its affiliates, primarily FESC.