Defined Benefit (Pension) · DOL Form 5500 · 2023

Wisconsin Power & Light Company Pension Plan

Data updated 2026-08-11

$243M
Total assets
250
Participants
95th
Percentile by assets
$971,437
Avg per participant
PlainRetire home → About this data

Official DOL plan name: Wisconsin Power & Light Co. Retirement Plan B · Sponsored by Wisconsin Power & Light Company · Wisconsin · Utilities

$243M in assets, 250 participants

Wisconsin Power & Light Company's Wisconsin Power & Light Co. Retirement Plan B reported $243M in total assets and 250 participants in its 2023 DOL Form 5500 filing, ranking in the 95th 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.

  • 95th percentile by assets (of 127,072 plans)
  • #538 in Utilities (721 peers)

Coverage in Wisconsin

Wisconsin Power & Light Co. Retirement Plan B covers 250 participants in Wisconsin, about 44% of the average Wisconsin filer (state average ~563 per filing). Assets: $243M.

$243M
total plan assets (2023 EOY)
250
covered participants
95th
percentile by assets (of 127,072 plans)
$971,437
avg assets per participant

Where Wisconsin Power & Light Co. Retirement Plan B sits by total assets

Wisconsin Power & Light Co. Retirement Plan B vs every filed plan by assets

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

$242,859,333 Top 5% higher than 95% of 127,068 filed plans

This plan $0 $2,010,000,000 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

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Wisconsin Power & Light Co. Retirement Plan B reported net income rose from -$122M in the plan year 2022 filing to $7M in the plan year 2023 filing.
  • Wisconsin Power & Light Co. Retirement Plan B reported participants fell from 343 in the plan year 2022 filing to 250 in the plan year 2023 filing.
  • Wisconsin Power & Light Co. Retirement Plan B end-of-year assets rose from $236M in the plan year 2022 filing to $243M in the plan year 2023 filing.

See the national 2022→2023 release diff →

State
Wisconsin
Industry
Utilities

Participants vs Wisconsin filers

In Wisconsin, the average filing covers about 563 participants across 2,940 plans. Wisconsin Power & Light Co. Retirement Plan B reports 250 participants - about 44% of that state average ($243M EOY assets).

Wisconsin filing particulars

Total Assets (Beginning of Year)$236M
Net Assets (End of Year)$243M
Net Income$7M
Employer EIN390714890
Plan Effective Date1940-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Wisconsin Power & Light Company)

$230M$235M$240M$245M$250M 202220232024 $236M $248M ▲ +5.3%
Total plan assets by year, all Wisconsin Power & Light Company plans on file
Year Plans Participants Total Assets
2022 1 343 $236M
2023 1 250 $243M
2024 1 233 $248M

Nearby Defined Benefit (Pension) Plans in Wisconsin

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

Wisconsin Power & Light Co. Retirement Plan B vs. nearby Defined Benefit (Pension) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 01234 Total assets ($B) Participants Wisconsin Power & Li…, Total assets ($B): 0.242859333 · Participants: 250Wisconsin Power & Li…The Northwestern Mut…, Total assets ($B): 3.298151091 · Participants: 8348The Northwestern Mut…Building Trades Unit…, Total assets ($B): 3.267131995 · Participants: 9960Building Trades Unit…The Northwestern Mut…, Total assets ($B): 2.08393057 · Participants: 7368The Northwestern Mut…Harley-Davidson Reti…, Total assets ($B): 1.912240682 · Participants: 1560Harley-Davidson Reti…Rockwell Automation …, Total assets ($B): 1.77661124 · Participants: 2136Rockwell Automation …
Wisconsin Power & Light Co. Retirement Plan B vs. nearby Defined Benefit (Pension) plans in Wisconsin, assets vs. participants
Compare Wisconsin Power & Light Co. Retirement P… side-by-side with 3 peers →

Similar-Sized Defined Benefit (Pension) Plans Nationally

Defined Benefit (Pension) plans in other states closest to Wisconsin Power & Light Co. Retirement Plan B by total assets, not by location.

Frequently Asked Questions

How did Wisconsin Power & Light Co. Retirement Plan B assets move in 2023? ▼
Wisconsin Power & Light Co. Retirement Plan B edged up modestly - up 3.1% during 2023, from $236M to $243M. Reported net income was $7M.
How have Wisconsin Power & Light Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Wisconsin Power & Light Company's sponsor-wide assets grew 5.3%, from $236M to $248M.
Where does Wisconsin Power & Light Co. Retirement Plan B rank by assets among Form 5500 filers? ▼
Wisconsin Power & Light Co. Retirement Plan B ranks in the 95th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Wisconsin Power & Light Co. Retirement Plan B? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Schlumberger Pension Plan for U.S. Taxpayers Employed Abroad in TX ($243M, 374 participants).

Next read for Wisconsin Power & Light Co. Retirement P…

Filing takeaways

Ways to act on Wisconsin Power & Light Co. Retirement Plan B's numbers.

  • By total assets, Wisconsin Power & Light Co. Retirement Plan B ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar Defined Benefit (Pension) plans in Wisconsin. Compare plans
  • Wisconsin Power & Light Company's sponsor-wide assets have grown 5.3% since 2022 across 3 plan years on file. More Utilities plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 390714890.

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.