401(k) · DOL Form 5500 · 2024

Prairie State Generating Company, LLC 401(k) Plan

Data updated 2026-08-11

$138M
Total assets
630
Participants
92nd
Percentile by assets
$218,915
Avg per participant
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Official DOL plan name: Prairie State Generating Company, LLC 401(k) Plan · Sponsored by Prairie State Generating Company, LLC · Illinois · Utilities

$138M in assets, 630 participants

Prairie State Generating Company, LLC's Prairie State Generating Company, LLC 401(k) Plan reported $138M in total assets and 630 participants in its 2024 DOL Form 5500 filing, ranking in the 92nd 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.

  • 92nd percentile by assets (of 123,622 plans)
  • #477 in Utilities (732 peers)

Utilities sector rank

Within Utilities, Prairie State Generating Company, LLC 401(k) Plan ranks #477 of 732 2024 filers by assets (389% of the sector average)-$138M for 630 participants.

$138M
total plan assets (2024 EOY)
630
covered participants
92nd
percentile by assets (of 123,622 plans)
$218,915
avg assets per participant

Where Prairie State Generating Company, LLC 401(k) Plan sits by total assets

Prairie State Generating Company, LLC 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$137,916,255 Top 8% higher than 92% of 123,620 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 2024

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Prairie State Generating Company, LLC 401(k) Plan end-of-year assets rose from $119M in the plan year 2023 filing to $138M in the plan year 2024 filing.
  • Prairie State Generating Company, LLC 401(k) Plan reported net income fell from $22M in the plan year 2023 filing to $18M in the plan year 2024 filing.
  • Prairie State Generating Company, LLC 401(k) Plan reported participants rose from 611 in the plan year 2023 filing to 630 in the plan year 2024 filing.

See the national 2023→2024 release diff →

State
Industry

Rank #477 in Utilities

Among 732 Utilities plans that filed a Form 5500 for plan year 2024, Prairie State Generating Company, LLC 401(k) Plan ranks #477 by end-of-year assets - about 389% of the sector average of $537M. Nationally it sits in the 92nd percentile, a weaker position within its industry than across all filers.

Utilities filing particulars

Total Assets (Beginning of Year)$119M
Net Assets (End of Year)$138M
Net Income$18M
Employer EIN431941772
Plan Effective Date2008-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Prairie State Generating Company, LLC)

$80M$100M$120M$140M$160M 202220232024 $97.9M $138M ▲ +40.9%
Total plan assets by year, all Prairie State Generating Company, LLC plans on file
Year Plans Participants Total Assets
2022 1 611 $98M
2023 1 611 $119M
2024 1 630 $138M

Nearby 401(k) Plans in Illinois

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Prairie State Generating Company, LLC 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Prairie State Generating Company, LLC 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -50510152025 Total assets ($B) Participants Prairie State Genera…Accenture United Sta…State Farm 401(k) Sa…United Airlines Pilo…Abbott Laboratories …Walgreens Retirement…
Prairie State Generating Company, LLC 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Prairie State Generating Company, LLC 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Prairie State Generating Company, LLC 401(k) Plan assets move in 2024?
Prairie State Generating Company, LLC 401(k) Plan grew sharply - up 15.4% during 2024, from $119M to $138M. Reported net income was $18M.
How have Prairie State Generating Company, LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Prairie State Generating Company, LLC's sponsor-wide assets grew 40.9%, from $98M to $138M.
Where does Prairie State Generating Company, LLC 401(k) Plan rank by assets among Form 5500 filers?
Prairie State Generating Company, LLC 401(k) Plan ranks in the 92nd percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Prairie State Generating Company, LLC 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Ushio America and Christie Digital Savings and Retirement Plan in CA ($138M, 504 participants).

Next read for Prairie State Generating Company, LLC 40…

Filing takeaways

Ways to act on Prairie State Generating Company, LLC 401(k) Plan's numbers.

  • By total assets, Prairie State Generating Company, LLC 401(k) Plan ranks in the top 10% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Illinois. Compare plans
  • Prairie State Generating Company, LLC's sponsor-wide assets have grown 40.9% since 2022 across 3 plan years on file. More Utilities plans