Company: SOJE
Filing Date: 2025-10-30
Form Type: 10-Q
Source: 0000092122-25-000084
Chunk: 258

Company: SOUTHERN CO
Filing Date: 2025-10-30
Form: 10-Q
Item: Item 8
Chunk 258
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 expenses and all other components of net periodic benefit costs are included in other income (expense), net. Components of the net periodic benefit costs for the three and nine months ended September 30, 2025 and 2024 are presented in the following tables.

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    Table of Contents                                Index to Financial StatementsNOTES TO THE CONDENSED FINANCIAL STATEMENTS (Continued)(UNAUDITED)

SouthernCompanyAlabamaPowerGeorgiaPowerMississippiPowerSouthern PowerSouthern Company Gas(in millions)Three Months Ended September 30, 2025Pension PlansService cost$66 $15 $16 $3 $1 $7 Interest cost166 39 49 7 2 11 Expected return on plan assets(320)(78)(100)(15)(4)(22)Amortization:Prior service costs— — — — — (1)Regulatory asset— — — — — 4 Net loss9 2 5 2 1 — Net periodic pension income$(79)$(22)$(30)$(3)$— $(1)Postretirement BenefitsService cost$4 $1 $1 $— $— $— Interest cost17 5 6 1 — 2 Expected return on plan assets(23)(8)(9)(1)— (2)Amortization:Prior service costs1 — 1 — — — Regulatory asset— — — — — 1 Net gain(4)(2)— — — (2)Net periodic postretirement benefit income$(5)$(4)$(1)$— $— $(1)Nine Months Ended September 30, 2025Pension PlansService cost$198 $45 $47 $8 $4 $20 Interest cost498 116 147 22 7 33 Expected return on plan assets(960)(234)(298)(44)(12)(65)Amortization:Prior service costs— — 1 — — (2)Regulatory asset— — — — — 11 Net (gain) loss28 8 12 3 — (1)Net periodic pension income$(236)$(65)$(91)$(11)$(1)$(4)Postret