401(k) · DOL Form 5500 · 2024

Tenaska, Inc 401(k) Plan

Data updated 2026-08-25

$390M
Total assets Above avg plan size
778
Participants Near avg headcount
97th
Percentile by assets National rank
$501,783
Avg per participant High balance/head
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Official DOL plan name: Tenaska Retirement Plan · Sponsored by Tenaska, Inc · Nebraska · Professional & Technical Services

$390M in assets, 778 participants

Tenaska, Inc's Tenaska Retirement Plan reported $390M in total assets and 778 participants in its 2024 DOL Form 5500 filing, ranking in the 97th 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.

  • #19,662 in Professional & Technical Services (20,173 peers)

Where Tenaska Retirement Plan sits by assets

Tenaska Retirement Plan sits in the top 5% of all filed plans by assets, $390M for 778 participants (~$501,783/participant), up 16.1% in 2024.

#19,662
in Professional & Technical Services (20,173 peers)
+16.1%
assets growth YoY
3.9×
vs typical plan assets (national mean)

Tenaska Retirement Plan's outsized position by total assets

Tenaska Retirement Plan vs every filed plan by assets

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

$390,387,042 Top 3% higher than 97% of 123,620 filed plans

This plan $0 $2,050,000,000 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

Tenaska Retirement Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Tenaska Retirement Plan sits mid-pack in the medium band (778 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Tenaska Retirement Plan end-of-year assets rose from $336M in the plan year 2023 filing to $390M in the plan year 2024 filing.
  • Tenaska Retirement Plan reported participants rose from 731 in the plan year 2023 filing to 778 in the plan year 2024 filing.
  • Tenaska Retirement Plan reported net income fell from $58M in the plan year 2023 filing to $54M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 470701708 · Tenaska, Inc PY 2024 · 401(k)

Tenaska Retirement Plan · $390M · 778 · 97th

  • TYPE $390M
  • NET 778
  • BOOK 97th
  • VS-ST 401(k)
  • BOY near Ariel Corporation Employee Retirement Plan
  • SCH ind #19662

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Nebraska →

Tenaska Retirement Plan in the asset neighbourhood

Kb Home 401(k) Savings Plan$391MAnesthesia Service Medical Group, Inc. 401(k) Profit Sharing Plan TrustAnesthesia Service Medical G…$391MAriel Corporation Employee Retirement PlanAriel Corporation Employee R…$391MTenaska Retirement Plan$390MBain Capital, LP Profit Sharing PlanBain Capital, LP Profit Shar…$390M
End-of-year total assets ($M) among Tenaska Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$336M
Net Assets (End of Year)$390M
Net Income$54M
Employer EIN470701708
Plan Effective Date1987-12-18
Filing StatusFILING RECEIVED

Sponsor Plan History (Tenaska, Inc)

Sponsor-wide plan assets over time

All Tenaska, Inc plans reported in each filing year

Latest sponsor-wide plan assets
$390M 40.25605872394194% vs 2022
2024 filing year
$250M$300M$350M$400M$450M 202220232024 $278M $390M ▲ +40.3%
Year Plans Participants Total Assets
2022 1 701 $278M
2023 1 731 $336M
2024 1 778 $390M

Nearby 401(k) Plans in Nebraska

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

Tenaska Retirement Plan vs. nearby 401(k) plans in Nebraska, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 0246810 Total assets ($B) Participants Tenaska Retirement Plan, Total assets ($B): 0.390387042 · Participants: 778Tenaska Retirement PlanHdr, Inc. Best Plan and ESOP, Total assets ($B): 7.698378085 · Participants: 11460Hdr, Inc. Best Plan and ESOPPeter Kiewit Sons, Inc. Retirement Savings Plan, Total assets ($B): 2.800326806 · Participants: 17030Peter Kiewit Sons, Inc. Retirement Savings PlanUnion Pacific Agreement Employee 401(k) Retirement Thrift Plan, Total assets ($B): 2.389799139 · Participants: 28813Union Pacific Agreement Employee 401(k) Retirement Thrift PlanUnion Pacific Corporation Thrift Plan, Total assets ($B): 2.304431309 · Participants: 5350Union Pacific Corporation Thrift PlanFirst National of Nebraska, Inc. First Savings Plan, Total assets ($B): 1.045428819 · Participants: 4950First National of Nebraska, Inc. First Savings Plan
Tenaska Retirement Plan vs. nearby 401(k) plans in Nebraska, assets vs. participants
Compare Tenaska Retirement Plan side-by-side with 3 peers →

Tenaska Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Nebraska, the nearest 401(k) by assets is Ariel Corporation Employee Retirement Plan in OH ($391M); by covered participants it is Employ Source Inc. 401(k) Plan in IL (778 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($390M here).

Similar participant headcount

Nearest other-state filings by covered participants (778 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Tenaska Retirement Plan assets move in 2024? ▼
Tenaska Retirement Plan grew sharply - up 16.1% during 2024, from $336M to $390M. Reported net income was $54M.
How have Tenaska, Inc plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Tenaska, Inc's sponsor-wide assets grew 40.3%, from $278M to $390M.
Where does Tenaska Retirement Plan rank by assets among Form 5500 filers? ▼
Tenaska Retirement Plan ranks in the 97th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Tenaska Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Ariel Corporation Employee Retirement Plan in OH ($391M, 1,482 participants).
Which 401(k) plans cover a similar participant headcount to Tenaska Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Employ Source Inc. 401(k) Plan in IL (778 participants, $10M in assets).

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 470701708.

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.