Defined Benefit (Pension) · DOL Form 5500 · 2022

Midamerican Energy Company Pension Plan

Data updated 2026-08-25

$490M
Total assets Above avg plan size
3,321
Participants Above avg headcount
98th
Percentile by assets National rank
$147,585
Avg per participant Above avg balance/head
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Official DOL plan name: Midamerican Energy Company Retirement Plan · Sponsored by Midamerican Energy Company · Iowa · Utilities

$490M in assets, 3,321 participants

Midamerican Energy Company's Midamerican Energy Company Retirement Plan reported $490M in total assets and 3,321 participants in its 2022 DOL Form 5500 filing, ranking in the 98th 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.

  • #617 in Utilities (738 peers)

Coverage in Iowa

Midamerican Energy Company Retirement Plan covers 3,321 participants in Iowa, 5.5x the typical Iowa plan (state average ~609 per filing). Assets: $490M.

#617
in Utilities (738 peers)
-30.3%
assets change YoY
4.9×
vs typical plan assets (national mean)

The plan reported a net loss of $213M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Midamerican Energy Company Retirement Plan's outsized position by total assets

Midamerican Energy Company Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$490,129,749 Top 2% higher than 98% of 139,123 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 2022

Midamerican Energy Company Retirement Plan's large-plan peer group by participant headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Midamerican Energy Company Retirement Plan lands in the large band (3,321 participants).

DOL schedule card

Filing strip 421425214 · Midamerican Energy Company PY 2022 · Defined Benefit (Pension)

Midamerican Energy Company Retirement Plan · $490M · 3,321 · 98th

  • SCH $490M
  • EBSA 3,321
  • PART 98th
  • TYPE Defined Benefit (Pension)
  • NET near Will County Local 174 Carpenters Pension Fund
  • BOOK ind #617

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 Iowa →

Midamerican Energy Company Retirement Plan in the asset neighbourhood

Will County Local 174 Carpenters Pension FundWill County Local 174 Carpen…$490MMidamerican Energy Company Retirement PlanMidamerican Energy Company R…$490MTyco Electronics Pension Plan$490MNon-Contributory Retirement Program for Certain Employees of Blue Cross and Blue Shield of Florida Inc.Non-Contributory Retirement …$489MSidley Austin LLP Cash Balance Retirement Plan for PartnersSidley Austin LLP Cash Balan…$489M
End-of-year total assets ($M) among Midamerican Energy Company Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2022.

Iowa filing particulars

Total Assets (Beginning of Year)$704M
Net Assets (End of Year)$490M
Net Income-$213M
Employer EIN421425214
Plan Effective Date1980-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Midamerican Energy Company)

Sponsor-wide plan assets over time

All Midamerican Energy Company plans reported in each filing year

Latest sponsor-wide plan assets
$12.0B 575.5536742641146% vs 2022
2024 filing year
$0B$5B$10B$15B 202220232024 $1.78B $12B ▲ +574.2%
Year Plans Participants Total Assets
2022 2 8,307 $1.8B
2023 2 8,058 $2.2B
2024 10 49,803 $12.0B

Nearby Defined Benefit (Pension) Plans in Iowa

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

Midamerican Energy Company Retirement Plan vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants Scatter plot of 6 data points. 050001000015000 00.511.522.5 Total assets ($B) Participants Midamerican Energy Company Retirement Plan, Total assets ($B): 0.490129749 · Participants: 3321Midamerican Energy Company Retirement PlanTransamerica Pension Plan, Total assets ($B): 2.230658092 · Participants: 6789Transamerica Pension PlanPrincipal Cash Balance Plan, Total assets ($B): 1.549488797 · Participants: 11788Principal Cash Balance PlanEmployers Mutual Casualty Company Retirement Plan, Total assets ($B): 0.320738549 · Participants: 2037Employers Mutual Casualty Company Retirement PlanNon-Contributory Retirement Program for Certain Employees of Wellmark, Inc., Total assets ($B): 0.286934779 · Participants: 1641Non-Contributory Retirement Program for Certain Employees of Wellmark, Inc.Fbl Financial Group Retirement Plan, Total assets ($B): 0.261592735 · Participants: 666Fbl Financial Group Retirement Plan
Midamerican Energy Company Retirement Plan vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants
Compare Midamerican Energy Company Retirement Plan side-by-side with 3 peers →

Midamerican Energy Company Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Iowa, the nearest Defined Benefit (Pension) by assets is Will County Local 174 Carpenters Pension Fund in IL ($490M); by covered participants it is Local No. 731, I.B. of T., Pension Fund in IL (3,312 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (3,321 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Midamerican Energy Company Retirement Plan assets move in 2022? ▼
Midamerican Energy Company Retirement Plan contracted severely - down 30.3% during 2022, from $704M to $490M. Reported net income was -$213M.
How have Midamerican Energy Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Midamerican Energy Company's sponsor-wide assets grew 575.6%, from $1.8B to $12.0B.
Where does Midamerican Energy Company Retirement Plan rank by assets among Form 5500 filers? ▼
Midamerican Energy Company Retirement Plan ranks in the 98th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Midamerican Energy Company Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Will County Local 174 Carpenters Pension Fund in IL ($490M, 1,076 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Midamerican Energy Company Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Local No. 731, I.B. of T., Pension Fund in IL (3,312 participants, $830M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 421425214.

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.