401(k) · DOL Form 5500 · 2023

Lawrence Livermore National Security LLC 401(k) Plan

Data updated 2026-08-11

$571M
Total assets
1,425
Participants
98th
Percentile by assets
$400,419
Avg per participant
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Official DOL plan name: Llns 401(k) Savings Plan · Sponsored by Lawrence Livermore National Security LLC · California · Professional & Technical Services

$571M in assets, 1,425 participants

Lawrence Livermore National Security LLC's Llns 401(k) Savings Plan reported $571M in total assets and 1,425 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 127,072 plans)
  • #20,005 in Professional & Technical Services (20,321 peers)

Coverage in California

Llns 401(k) Savings Plan covers 1,425 participants in California, 2.3x the typical California plan (state average ~630 per filing). Assets: $571M.

$571M
total plan assets (2023 EOY)
1,425
covered participants
98th
percentile by assets (of 127,072 plans)
$400,419
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Llns 401(k) Savings Plan reported net income rose from -$111M in the plan year 2022 filing to $68M in the plan year 2023 filing.
  • Llns 401(k) Savings Plan end-of-year assets rose from $503M in the plan year 2022 filing to $571M in the plan year 2023 filing.
  • Llns 401(k) Savings Plan reported participants fell from 1,603 in the plan year 2022 filing to 1,425 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Participants vs California filers

In California, the average filing covers about 630 participants across 15,291 plans. Llns 401(k) Savings Plan reports 1,425 participants - 2.3x that state average ($571M EOY assets).

California filing particulars

Total Assets (Beginning of Year)$503M
Net Assets (End of Year)$571M
Net Income$68M
Employer EIN205624386
Plan Effective Date2007-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Lawrence Livermore National Security LLC)

$5.5B$6B$6.5B$7B$7.5B 202220232024 $5.84B $6.97B ▲ +19.3%
Total plan assets by year, all Lawrence Livermore National Security LLC plans on file
Year Plans Participants Total Assets
2022 3 9,938 $5.8B
2023 3 10,384 $6.5B
2024 3 10,694 $7.0B

Nearby 401(k) Plans in California

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

Llns 401(k) Savings Plan vs. nearby 401(k) plans in California, assets vs. participants

Llns 401(k) Savings Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants Llns 401(k) Savings …Wells Fargo & Compan…Google LLC 401(k) Sa…Oracle Corporation 4…Intel 401(k) Savings…Apple 401(k) Plan
Llns 401(k) Savings Plan vs. nearby 401(k) plans in California, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Llns 401(k) Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Llns 401(k) Savings Plan assets move in 2023?
Llns 401(k) Savings Plan grew at a solid clip - up 13.5% during 2023, from $503M to $571M. Reported net income was $68M.
How have Lawrence Livermore National Security LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Lawrence Livermore National Security LLC's sponsor-wide assets grew 19.4%, from $5.8B to $7.0B.
Where does Llns 401(k) Savings Plan rank by assets among Form 5500 filers?
Llns 401(k) Savings Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Llns 401(k) Savings Plan?
Among 401(k) plans in other states, the closest by assets is Schwan's Company Retirement Savings Plan in MN ($571M, 5,753 participants).

Filing takeaways

Ways to act on Llns 401(k) Savings Plan's numbers.