401(k) · DOL Form 5500 · 2024

Obayashi Corporation 401(k) Plan

Data updated 2026-08-25

$52M
Total assets Below avg plan size
247
Participants Below avg headcount
85th
Percentile by assets National rank
$211,420
Avg per participant Above avg balance/head
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Official DOL plan name: Obayashi Corporation Retirement Savings Plan · Sponsored by Obayashi Corporation · California · Construction

$52M in assets, 247 participants

Obayashi Corporation's Obayashi Corporation Retirement Savings Plan reported $52M in total assets and 247 participants in its 2024 DOL Form 5500 filing, ranking in the 85th 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.

  • #7,480 in Construction (9,039 peers)

Coverage in California

Obayashi Corporation Retirement Savings Plan covers 247 participants in California, about 39% of the average California filer (state average ~630 per filing). Assets: $52M.

#7,480
in Construction (9,039 peers)
+16.0%
assets growth YoY
0.5×
vs typical plan assets (national mean)

Obayashi Corporation Retirement Savings Plan's outsized position by total assets

Obayashi Corporation Retirement Savings Plan vs every filed plan by assets

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

$52,220,708 Top 15% higher than 85% 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

Obayashi Corporation Retirement Savings 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. Obayashi Corporation Retirement Savings Plan sits mid-pack in the medium band (247 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Obayashi Corporation Retirement Savings Plan reported net income rose from $5M in the plan year 2023 filing to $7M in the plan year 2024 filing.
  • Obayashi Corporation Retirement Savings Plan reported participants rose from 176 in the plan year 2023 filing to 247 in the plan year 2024 filing.
  • Obayashi Corporation Retirement Savings Plan end-of-year assets rose from $45M in the plan year 2023 filing to $52M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 990117408 · Obayashi Corporation PY 2024 · 401(k)

Obayashi Corporation Retirement Savings Plan · $52M · 247 · 85th

  • NET $52M
  • BOOK 247
  • VS-ST 85th
  • BOY 401(k)
  • SCH near Louisiana Women's Healthcare Associates, LLC Profit Sharing Plan
  • EBSA ind #7480

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 Construction retirement plans → · Plans in California →

Obayashi Corporation Retirement Savings Plan in the asset neighbourhood

Louisiana Women's Healthcare Associates, LLC Profit Sharing PlanLouisiana Women's Healthcare…$52MObayashi Corporation Retirement Savings PlanObayashi Corporation Retirem…$52MOld Fort Banking Company Employee Stock Ownership and 401(k) PlanOld Fort Banking Company Emp…$52MRadius Health, Inc. 401(k) PlanRadius Health, Inc. 401(k) P…$52MQuality Carriers, Inc. 401(k) PlanQuality Carriers, Inc. 401(k…$52M
End-of-year total assets ($M) among Obayashi Corporation Retirement Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$45M
Net Assets (End of Year)$52M
Net Income$7M
Employer EIN990117408
Plan Effective Date1984-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Obayashi Corporation)

Sponsor-wide plan assets over time

All Obayashi Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$52M 29.20132864272727% vs 2022
2024 filing year
$35M$40M$45M$50M$55M 202220232024 $40.4M $52.2M ▲ +29.2%
Year Plans Participants Total Assets
2022 1 180 $40M
2023 1 176 $45M
2024 1 247 $52M

Nearby 401(k) Plans in California

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

Obayashi Corporation Retirement Savings Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Obayashi Corporation Retirement Savings Plan, Total assets ($B): 0.052220708 · Participants: 247Obayashi Corporation Retirement Savings PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
Obayashi Corporation Retirement Savings Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Obayashi Corporation Retirement Savings Plan side-by-side with 3 peers →

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

Outside California, the nearest 401(k) by assets is Louisiana Women's Healthcare Associates, LLC Profit Sharing Plan in LA ($52M); by covered participants it is Propex 401(k) Savings Plan in TN (247 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (247 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 Obayashi Corporation Retirement Savings Plan assets move in 2024? ▼
Obayashi Corporation Retirement Savings Plan grew sharply - up 16.0% during 2024, from $45M to $52M. Reported net income was $7M.
How have Obayashi Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Obayashi Corporation's sponsor-wide assets grew 29.2%, from $40M to $52M.
Where does Obayashi Corporation Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Obayashi Corporation Retirement Savings Plan ranks in the 85th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Obayashi Corporation Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Louisiana Women's Healthcare Associates, LLC Profit Sharing Plan in LA ($52M, 229 participants).
Which 401(k) plans cover a similar participant headcount to Obayashi Corporation Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Propex 401(k) Savings Plan in TN (247 participants, N/A 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 990117408.

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.