401(k) · DOL Form 5500 · 2023

Consolidated Nuclear Security, LLC 401(k) Plan

Data updated 2026-08-25

$1.3B
Total assets Very large vs avg
6,139
Participants Above avg headcount
99th
Percentile by assets National rank
$212,477
Avg per participant Above avg balance/head
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Official DOL plan name: Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee · Sponsored by Consolidated Nuclear Security, LLC · Tennessee · Manufacturing

$1.3B in assets, 6,139 participants

Consolidated Nuclear Security, LLC's Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee reported $1.3B in total assets and 6,139 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.

  • #18,356 in Manufacturing (18,722 peers)

Coverage in Tennessee

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee covers 6,139 participants in Tennessee, 5.4x the typical Tennessee plan (state average ~1,126 per filing). Assets: $1.3B.

#18,356
in Manufacturing (18,722 peers)
+19.2%
assets growth YoY
13×
vs typical plan assets (national mean)

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee's outsized position by total assets

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee vs every filed plan by assets

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

$1,304,398,248 Top 1% higher than 99% of 127,068 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 2023

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee lands in the large band (6,139 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee reported net income rose from -$145M in the plan year 2022 filing to $209M in the plan year 2023 filing.
  • Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee end-of-year assets rose from $1.1B in the plan year 2022 filing to $1.3B in the plan year 2023 filing.
  • Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee reported participants rose from 5,711 in the plan year 2022 filing to 6,139 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 454482782 · Consolidated Nuclear Security, LLC PY 2023 · 401(k)

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee · $1.3B · 6,139 · 99th

  • EBSA $1.3B
  • PART 6,139
  • TYPE 99th
  • NET 401(k)
  • BOOK near Worley Group Inc. 401(k) Plan
  • VS-ST ind #18356

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 Manufacturing retirement plans → · Plans in Tennessee →

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee in the asset neighbourhood

Worley Group Inc. 401(k) Plan$1.3BIheart Media, Inc. 401(k) Savings PlanIheart Media, Inc. 401(k) Sa…$1.3BEquifax Inc. 401(k) Plan$1.3BMcdermott Savings Plan$1.3BSavings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, TennesseeSavings Program for Employee…$1.3B
End-of-year total assets ($B) among Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Tennessee filing particulars

Total Assets (Beginning of Year)$1.1B
Net Assets (End of Year)$1.3B
Net Income$209M
Employer EIN454482782
Plan Effective Date2000-11-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Consolidated Nuclear Security, LLC)

Sponsor-wide plan assets over time

All Consolidated Nuclear Security, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$3.5B 24.33548752614637% vs 2022
2024 filing year
$3B$3.5B$4B$4.5B$5B$5.5B 202220232024 $4.58B $3.46B ▼ -24.5%
Year Plans Participants Total Assets
2022 7 14,040 $4.6B
2023 7 14,530 $5.0B
2024 2 9,199 $3.5B

Nearby 401(k) Plans in Tennessee

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

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee vs. nearby 401(k) plans in Tennessee, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000400000 051015202530 Total assets ($B) Participants Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee, Total assets ($B): 1.304398248 · Participants: 6139Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, TennesseeFedex Corporation Retirement Savings Plan, Total assets ($B): 23.88081991 · Participants: 127010Fedex Corporation Retirement Savings PlanHca 401(k) Plan, Total assets ($B): 21.53517366 · Participants: 291649Hca 401(k) PlanFederal Express Corporation Pilots Retirement Savings Plan, Total assets ($B): 4.743557391 · Participants: 5728Federal Express Corporation Pilots Retirement Savings PlanInternational Paper Company Salaried Savings Plan, Total assets ($B): 4.621886139 · Participants: 12153International Paper Company Salaried Savings PlanChs/Community Health Systems, Inc. Retirement Savings Plan, Total assets ($B): 4.517708174 · Participants: 62487Chs/Community Health Systems, Inc. Retirement Savings Plan
Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee vs. nearby 401(k) plans in Tennessee, assets vs. participants
Compare Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee side-by-side with 3 peers →

Scale composition for Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee reports $1.3B in end-of-year assets across 6,139 participants (0.011% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.007% of 93,925,755 covered participants) - about $212,477 per participant (1.5x the national average assets-per-participant) . Net income for plan year 2023 was $209M.

This plan identity (EIN 454482782, plan #009) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.1B to $1.5B (+36.4%) while covered participants moved from 5,711 to 6,683 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 5,711 $1.1B Open filing
2023 6,139 $1.3B This page
2024 · index core 6,683 $1.5B Open filing

The same sponsor also keeps 4 other index-core plans on PlainRetire:

Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee's out-of-state 401(k) peers by assets and headcount

Outside Tennessee, the nearest 401(k) by assets is Worley Group Inc. 401(k) Plan in TX ($1.3B); by covered participants it is Arconic Corp. Hourly 401(k) Plan in PA (6,136 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.3B here).

Similar participant headcount

Nearest other-state filings by covered participants (6,139 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee assets move in 2023? ▼
Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee grew sharply - up 19.2% during 2023, from $1.1B to $1.3B. Reported net income was $209M.
How have Consolidated Nuclear Security, LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Consolidated Nuclear Security, LLC's sponsor-wide assets declined 24.3%, from $4.6B to $3.5B.
Where does Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee rank by assets among Form 5500 filers? ▼
Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee ranks in the 99th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee? ▼
Among 401(k) plans in other states, the closest by assets is Worley Group Inc. 401(k) Plan in TX ($1.3B, 8,340 participants).
Which 401(k) plans cover a similar participant headcount to Savings Program for Employees of Consolidated Nuclear Security, LLC at the U.S. Department of Energy Facilities at Oak Ridge, Tennessee? ▼
Among 401(k) plans in other states, the closest by covered participants is Arconic Corp. Hourly 401(k) Plan in PA (6,136 participants, $678M in assets).

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 454482782.

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.