Defined Benefit (Pension) · DOL Form 5500 · 2024
Interstate Power and Light Company Pension Plan
Data updated 2026-07-24
- $266M
- Total assets
- 344
- Participants
- 95th
- Percentile by assets
- $773,460
- Avg per participant
Official DOL plan name: Ipl Retirement Plan for Bargaining Unit Ees · Sponsored by Interstate Power and Light Company · Wisconsin · Utilities
$266M in assets, 344 participants
Interstate Power and Light Company's Ipl Retirement Plan for Bargaining Unit Ees reported $266M in total assets and 344 participants in its 2024 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 116,472 plans)
Utilities sector rank
Within Utilities, Ipl Retirement Plan for Bargaining Unit Ees ranks #519 of 707 2024 filers by assets (206% of the sector average)-$266M for 344 participants.
- $266M
- total plan assets (2024 EOY)
- 344
- covered participants
- 95th
- percentile by assets (of 116,472 plans)
- $773,460
- avg assets per participant
The plan reported a net loss of $6M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Ipl Retirement Plan for Bargaining Unit Ees reported net income fell from $8M in the plan year 2023 filing to -$6M in the plan year 2024 filing.
- Ipl Retirement Plan for Bargaining Unit Ees reported participants fell from 361 in the plan year 2023 filing to 344 in the plan year 2024 filing.
- Ipl Retirement Plan for Bargaining Unit Ees end-of-year assets fell from $273M in the plan year 2023 filing to $266M in the plan year 2024 filing.
Rank #519 in Utilities
Among 707 Utilities plans that filed a Form 5500 for plan year 2024, Ipl Retirement Plan for Bargaining Unit Ees ranks #519 by end-of-year assets - about 206% of the sector average of $547M. Nationally it sits in the 95th percentile, a weaker position within its industry than across all filers.
Utilities filing particulars
| Total Assets (Beginning of Year) | $273M |
|---|---|
| Net Assets (End of Year) | $266M |
| Net Income | -$6M |
| Employer EIN | 420331370 |
| Plan Effective Date | 1949-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Interstate Power and Light Company)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 447 | $264M |
| 2023 | 1 | 361 | $273M |
| 2024 | 1 | 344 | $266M |
Nearby Defined Benefit (Pension) Plans in Wisconsin
Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.
Ipl Retirement Plan for Bargaining Unit Ees vs. nearby Defined Benefit (Pension) plans in Wisconsin, assets vs. participants
- Building Trades United Pension Trust Fund Milwaukee and Vicinity $3.5B · 10,236
- The Northwestern Mutual Employee Retirement Plan $3.3B · 8,254
- The Northwestern Mutual Life Insurance Company Agents Retirement Plan $2.1B · 7,653
- Harley-Davidson Retirement Plan $1.9B · 1,414
- North Central States Regional Council of Carpenters Pension Fund $1.8B · 5,105
Similar-Sized Defined Benefit (Pension) Plans Nationally
Defined Benefit (Pension) plans in other states closest to Ipl Retirement Plan for Bargaining Unit Ees by total assets, not by location.
- Mo-Kan Iron Workers Pension Fund (MO) $266M · 739
- Westchester Teamsters Local 456 Pension Fund (NY) $266M · 914
- Philip Morris International Retirement Plan (CT) $267M · 32
- Pension and Annuity Plan of the Bricklayers Pension Fund (NY) $267M · 852
Frequently Asked Questions
How did Ipl Retirement Plan for Bargaining Unit Ees assets move in 2024? ▼
How have Interstate Power and Light Company plan assets changed over time? ▼
Where does Ipl Retirement Plan for Bargaining Unit Ees rank by assets among Form 5500 filers? ▼
Which Defined Benefit (Pension) plans are similar in size to Ipl Retirement Plan for Bargaining Unit Ees? ▼
Next read for Ipl Retirement Plan for Bargaining Unit …
Filing takeaways
Ways to act on Ipl Retirement Plan for Bargaining Unit Ees's numbers.
- By total assets, Ipl Retirement Plan for Bargaining Unit Ees 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
- Interstate Power and Light Company's sponsor-wide assets have grown 0.6% 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 2024.
Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 420331370.
Read our methodology - how this data is sourced, computed, and verified.