Defined Benefit (Pension) · DOL Form 5500 · 2024

Firstenergy Corp. Pension Plan

Data updated 2026-08-25

$6.5B
Total assets Very large vs avg
12,187
Participants Very large workforce
100th
Percentile by assets National rank
$531,260
Avg per participant High balance/head
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Official DOL plan name: Firstenergy Corp. Master Pension Plan · Sponsored by Firstenergy Corp. · Ohio · Utilities

$6.5B in assets, 12,187 participants

Firstenergy Corp.'s Firstenergy Corp. Master Pension Plan reported $6.5B in total assets and 12,187 participants in its 2024 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.

  • #724 in Utilities (732 peers)

Coverage in Ohio

Firstenergy Corp. Master Pension Plan covers 12,187 participants in Ohio, 16x the typical Ohio plan (state average ~765 per filing). Assets: $6.5B.

#724
in Utilities (732 peers)
-9.4%
assets change YoY
65×
vs typical plan assets (national mean)

The plan reported a net loss of $537M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Firstenergy Corp. Master Pension Plan's outsized position by total assets

Firstenergy Corp. Master Pension Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$6,474,467,697 Highest reported value at or above every one of 123,620 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 2024

Firstenergy Corp. Master Pension Plan's mega-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Firstenergy Corp. Master Pension Plan is a mega filing (12,187 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Firstenergy Corp. Master Pension Plan end-of-year assets fell from $7.1B in the plan year 2023 filing to $6.5B in the plan year 2024 filing.
  • Firstenergy Corp. Master Pension Plan reported net income rose from -$561M in the plan year 2023 filing to -$537M in the plan year 2024 filing.
  • Firstenergy Corp. Master Pension Plan reported participants fell from 12,304 in the plan year 2023 filing to 12,187 in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 341843785 · Firstenergy Corp. PY 2024 · Defined Benefit (Pension)

Firstenergy Corp. Master Pension Plan · $6.5B · 12,187 · 100th

  • TYPE $6.5B
  • NET 12,187
  • BOOK 100th
  • VS-ST Defined Benefit (Pension)
  • BOY near Southern California Ufcw Unions and Food Employers Joint Pension Trust Fund
  • SCH ind #724

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 Ohio →

Firstenergy Corp. Master Pension Plan in the asset neighbourhood

Bakery & Confectionery Union & Industry International Pension FundBakery & Confectionery Union…$6.6BSouthern California Ufcw Unions and Food Employers Joint Pension Trust FundSouthern California Ufcw Uni…$6.5BFirstenergy Corp. Master Pension PlanFirstenergy Corp. Master Pen…$6.5BAltria Retirement Plan$6.4BMid-America Carpenters Regional Council Pension FundMid-America Carpenters Regio…$6.4B
End-of-year total assets ($B) among Firstenergy Corp. Master Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Ohio filing particulars

Total Assets (Beginning of Year)$7.1B
Net Assets (End of Year)$6.3B
Net Income-$537M
Employer EIN341843785
Plan Effective Date1944-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Firstenergy Corp.)

Sponsor-wide plan assets over time

All Firstenergy Corp. plans reported in each filing year

Latest sponsor-wide plan assets
$10.4B 6.394415707008948% vs 2022
2024 filing year
$10B$10.5B$11B$11.5B 202220232024 $11.1B $10.4B ▼ -6.3%
Year Plans Participants Total Assets
2022 2 24,325 $11.1B
2023 2 24,418 $10.8B
2024 2 24,769 $10.4B

Nearby Defined Benefit (Pension) Plans in Ohio

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

Firstenergy Corp. Master Pension Plan vs. nearby Defined Benefit (Pension) plans in Ohio, assets vs. participants Scatter plot of 6 data points. 05000100001500020000 05101520 Total assets ($B) Participants Firstenergy Corp. Master Pension Plan, Total assets ($B): 6.474467697 · Participants: 12187Firstenergy Corp. Master Pension PlanGE Aerospace Pension Plan, Total assets ($B): 19.026079363 · Participants: 9637GE Aerospace Pension PlanAmerican Electric Power System Retirement Plan, Total assets ($B): 4.085797504 · Participants: 16073American Electric Power System Retirement PlanOhio Operating Engineers Pension Plan, Total assets ($B): 3.912834719 · Participants: 10387Ohio Operating Engineers Pension PlanParker Defined Benefit Pension Plan, Total assets ($B): 3.496388263 · Participants: 8120Parker Defined Benefit Pension PlanNationwide Retirement Plan - Final Average Pay, Total assets ($B): 3.459210026 · Participants: 5058Nationwide Retirement Plan - Final Average Pay
Firstenergy Corp. Master Pension Plan vs. nearby Defined Benefit (Pension) plans in Ohio, assets vs. participants
Compare Firstenergy Corp. Master Pension Plan side-by-side with 3 peers →

Scale composition for Firstenergy Corp. Master Pension Plan

Firstenergy Corp. Master Pension Plan reports $6.5B in end-of-year assets across 12,187 participants (0.053% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.013% of 93,925,755 covered participants) - about $531,260 per participant (3.8x the national average assets-per-participant) . Net income for plan year 2024 was -$537M.

This plan identity (EIN 341843785, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $7.6B to $6.5B (-14.4%) while covered participants moved from 12,346 to 12,187 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 12,346 $7.6B Open filing
2023 12,304 $7.1B Open filing
2024 · index core 12,187 $6.5B This page

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Firstenergy Corp. Master Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Ohio, the nearest Defined Benefit (Pension) by assets is Southern California Ufcw Unions and Food Employers Joint Pension Trust Fund in CA ($6.5B); by covered participants it is Cigna Pension Plan in PA (12,279 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (12,187 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Firstenergy Corp. Master Pension Plan assets move in 2024? ▼
Firstenergy Corp. Master Pension Plan pulled back noticeably - down 9.4% during 2024, from $7.1B to $6.5B. Reported net income was -$537M.
How have Firstenergy Corp. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Firstenergy Corp.'s sponsor-wide assets declined 6.4%, from $11.1B to $10.4B.
Where does Firstenergy Corp. Master Pension Plan rank by assets among Form 5500 filers? ▼
Firstenergy Corp. Master Pension Plan ranks in the 100th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which Defined Benefit (Pension) plans are similar in size to Firstenergy Corp. Master Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Southern California Ufcw Unions and Food Employers Joint Pension Trust Fund in CA ($6.5B, 54,456 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Firstenergy Corp. Master Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Cigna Pension Plan in PA (12,279 participants, $3.8B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 341843785.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.