401(k) · DOL Form 5500 · 2022
Midamerican Energy Company 401(k) Plan
Data updated 2026-08-11
- $1.3B
- Total assets
- 4,986
- Participants
- 99th
- Percentile by assets
- $257,938
- Avg per participant
Official DOL plan name: Midamerican Energy Company Retirement Savings Plan · Sponsored by Midamerican Energy Company · Iowa · Utilities
$1.3B in assets, 4,986 participants
Midamerican Energy Company's Midamerican Energy Company Retirement Savings Plan reported $1.3B in total assets and 4,986 participants in its 2022 DOL Form 5500 filing, ranking in the 99th 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.
- 99th percentile by assets (of 139,126 plans)
- #676 in Utilities (738 peers)
Coverage in Iowa
Midamerican Energy Company Retirement Savings Plan covers 4,986 participants in Iowa, 8.2x the typical Iowa plan (state average ~609 per filing). Assets: $1.3B.
- $1.3B
- total plan assets (2022 EOY)
- 4,986
- covered participants
- 99th
- percentile by assets (of 139,126 plans)
- $257,938
- avg assets per participant
The plan reported a net loss of $302M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.
Participants vs Iowa filers
In Iowa, the average filing covers about 609 participants across 1,246 plans. Midamerican Energy Company Retirement Savings Plan reports 4,986 participants - 8.2x that state average ($1.3B EOY assets).
Iowa filing particulars
| Total Assets (Beginning of Year) | $1.6B |
|---|---|
| Net Assets (End of Year) | $1.3B |
| Net Income | -$302M |
| Employer EIN | 421425214 |
| Plan Effective Date | 1976-08-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Midamerican Energy Company)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 8,307 | $1.8B |
| 2023 | 2 | 8,058 | $2.2B |
| 2024 | 10 | 49,803 | $12.0B |
Nearby 401(k) Plans in Iowa
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Midamerican Energy Company Retirement Savings Plan vs. nearby 401(k) plans in Iowa, assets vs. participants
- The Principal Select Savings Plan $3.6B · 12,201
- Iowa Health System Section 401(k) Retirement Savings Plan $2.7B · 28,603
- The Hy-Vee and Affiliates 401(k) Plan $2.4B · 59,826
- The Rsm US LLP Retirement Plan $2.3B · 13,793
- Transamerica 401(k) Retirement Savings Plan $2.1B · 7,262
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Midamerican Energy Company Retirement Savings Plan by total assets, not by location.
- Masco Corporation 401(k) Plan (MI) $1.3B · 8,900
- Netflix 401(k) Plan (CA) $1.3B · 8,073
- City National Bank Profit Sharing Plan (CA) $1.3B · 5,710
- Covestro LLC Savings and Retirement Plan (PA) $1.3B · 2,673
Frequently Asked Questions
How did Midamerican Energy Company Retirement Savings Plan assets move in 2022? ▼
How have Midamerican Energy Company plan assets changed over time? ▼
Where does Midamerican Energy Company Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Midamerican Energy Company Retirement Savings Plan? ▼
Next read for Midamerican Energy Company Retirement Sa…
Filing takeaways
Ways to act on Midamerican Energy Company Retirement Savings Plan's numbers.
- By total assets, Midamerican Energy Company Retirement Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Iowa. Compare plans
- Midamerican Energy Company's sponsor-wide assets have grown 575.6% since 2022 across 3 plan years on file. More Utilities plans