Defined Benefit (Pension) · DOL Form 5500 · 2023

Southern Company Services, Inc. Pension Plan

Data updated 2026-08-25

$15.6B
Total assets Mega-plan scale
25,241
Participants Very large workforce
100th
Percentile by assets National rank
$617,921
Avg per participant High balance/head
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Official DOL plan name: The Southern Company Pension Plan · Sponsored by Southern Company Services, Inc. · Georgia · Utilities

$15.6B in assets, 25,241 participants

Southern Company Services, Inc.'s The Southern Company Pension Plan reported $15.6B in total assets and 25,241 participants in its 2023 DOL Form 5500 filing, ranking in the 100th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #718 in Utilities (721 peers)

Coverage in Georgia

The Southern Company Pension Plan covers 25,241 participants in Georgia, 23x the typical Georgia plan (state average ~1,096 per filing). Assets: $15.6B.

#718
in Utilities (721 peers)
+5.2%
assets growth YoY
156×
vs typical plan assets (national mean)

The Southern Company Pension Plan's outsized position by total assets

The Southern Company Pension Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$15,596,954,837 Highest reported value at or above every one of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

The Southern Company Pension Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Southern Company Pension Plan is a mega filing (25,241 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Southern Company Pension Plan reported net income rose from -$3.2B in the plan year 2022 filing to $500M in the plan year 2023 filing.
  • The Southern Company Pension Plan end-of-year assets rose from $14.8B in the plan year 2022 filing to $15.6B in the plan year 2023 filing.
  • The Southern Company Pension Plan reported participants fell from 25,663 in the plan year 2022 filing to 25,241 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 630274273 · Southern Company Services, Inc. PY 2023 · Defined Benefit (Pension)

The Southern Company Pension Plan · $15.6B · 25,241 · 100th

  • BOY $15.6B
  • BOY 25,241
  • BOY 100th
  • BOY Defined Benefit (Pension)
  • BOY near Shell Pension Plan
  • BOY ind #718

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Utilities retirement plans → · Plans in Georgia →

The Southern Company Pension Plan in the asset neighbourhood

JPMorgan Chase Retirement PlanJPMorgan Chase Retirement Pl…$16.3BConsolidated Edison Retirement PlanConsolidated Edison Retireme…$16.2B1199seiu Health Care Employees Pension Fund1199seiu Health Care Employe…$16.2BThe Southern Company Pension PlanThe Southern Company Pension…$15.6BShell Pension Plan$15.1B
End-of-year total assets ($B) among The Southern Company Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Georgia filing particulars

Total Assets (Beginning of Year)$14.8B
Net Assets (End of Year)$15.1B
Net Income$500M
Employer EIN630274273
Plan Effective Date1949-11-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Southern Company Services, Inc.)

Sponsor-wide plan assets over time

All Southern Company Services, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$24.6B 8.983727652128922% vs 2022
2024 filing year
$22B$23B$24B$25B 202220232024 $22.6B $24.6B ▲ +9.0%
Year Plans Participants Total Assets
2022 2 52,724 $22.6B
2023 2 52,790 $24.0B
2024 2 53,645 $24.6B

Nearby Defined Benefit (Pension) Plans in Georgia

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

The Southern Company Pension Plan vs. nearby Defined Benefit (Pension) plans in Georgia, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 05101520 Total assets ($B) Participants The Southern Company Pension Plan, Total assets ($B): 15.596954837 · Participants: 25241The Southern Company Pension PlanUPS/Ibt Full-Time Employee Pension Plan, Total assets ($B): 12.285105757 · Participants: 70241UPS/Ibt Full-Time Employee Pension PlanUPS Pension Plan, Total assets ($B): 9.733665646 · Participants: 153217UPS Pension PlanCox Enterprises, Inc. Pension Plan, Total assets ($B): 7.396009274 · Participants: 24023Cox Enterprises, Inc. Pension PlanDelta Retirement Plan, Total assets ($B): 7.309889555 · Participants: 15601Delta Retirement PlanUfcw Consolidated Pension Fund, Total assets ($B): 5.460667911 · Participants: 191597Ufcw Consolidated Pension Fund
The Southern Company Pension Plan vs. nearby Defined Benefit (Pension) plans in Georgia, assets vs. participants

Scale composition for The Southern Company Pension Plan

The Southern Company Pension Plan reports $15.6B in end-of-year assets across 25,241 participants (0.13% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.027% of 93,925,755 covered participants) - about $617,921 per participant (4.5x the national average assets-per-participant) . Net income for plan year 2023 was $500M.

This plan identity (EIN 630274273, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $14.8B to $15.3B (+3.4%) while covered participants moved from 25,663 to 25,843 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 25,663 $14.8B Open filing
2023 25,241 $15.6B This page
2024 · index core 25,843 $15.3B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

The Southern Company Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Georgia, the nearest Defined Benefit (Pension) by assets is Shell Pension Plan in TX ($15.1B); by covered participants it is Merck US Pension Plan in NJ (25,223 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($15.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (25,241 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did The Southern Company Pension Plan assets move in 2023?
The Southern Company Pension Plan grew at a solid clip - up 5.2% during 2023, from $14.8B to $15.6B. Reported net income was $500M.
How have Southern Company Services, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Southern Company Services, Inc.'s sponsor-wide assets grew 9.0%, from $22.6B to $24.6B.
Where does The Southern Company Pension Plan rank by assets among Form 5500 filers?
The Southern Company Pension Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which Defined Benefit (Pension) plans are similar in size to The Southern Company Pension Plan?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Shell Pension Plan in TX ($15.1B, 12,215 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to The Southern Company Pension Plan?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Merck US Pension Plan in NJ (25,223 participants, $10.2B in assets).