Defined Benefit (Pension) · DOL Form 5500 · 2022

Wisconsin Power & Light Company Pension Plan

Data updated 2026-08-11

$236M
Total assets
343
Participants
96th
Percentile by assets
$687,056
Avg per participant
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Official DOL plan name: Wisconsin Power & Light Co. Retirement Plan B · Sponsored by Wisconsin Power & Light Company · Wisconsin · Utilities

$236M in assets, 343 participants

Wisconsin Power & Light Company's Wisconsin Power & Light Co. Retirement Plan B reported $236M in total assets and 343 participants in its 2022 DOL Form 5500 filing, ranking in the 96th 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.

  • 96th percentile by assets (of 139,126 plans)
  • #559 in Utilities (738 peers)

Utilities sector rank

Within Utilities, Wisconsin Power & Light Co. Retirement Plan B ranks #559 of 738 2022 filers by assets (228% of the sector average)-$236M for 343 participants.

$236M
total plan assets (2022 EOY)
343
covered participants
96th
percentile by assets (of 139,126 plans)
$687,056
avg assets per participant

The plan reported a net loss of $122M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

State
Industry

Rank #559 in Utilities

Among 738 Utilities plans that filed a Form 5500 for plan year 2022, Wisconsin Power & Light Co. Retirement Plan B ranks #559 by end-of-year assets - about 228% of the sector average of $537M. Nationally it sits in the 96th percentile, a weaker position within its industry than across all filers.

Utilities filing particulars

Total Assets (Beginning of Year)$358M
Net Assets (End of Year)$236M
Net Income-$122M
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

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…The Northwestern Mut…Building Trades Unit…Rockwell Automation …The Northwestern Mut…Harley-Davidson Reti…
Wisconsin Power & Light Co. Retirement Plan B vs. nearby Defined Benefit (Pension) plans in Wisconsin, assets vs. participants

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 2022?
Wisconsin Power & Light Co. Retirement Plan B contracted severely - down 34.1% during 2022, from $358M to $236M. Reported net income was -$122M.
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 96th 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 Wisconsin Power & Light Co. Retirement Plan B?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Cement Masons Southern California Pension Trust in CA ($236M, 2,159 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