401(k) · DOL Form 5500 · 2024

Oil Well Service Co. 401(k) Plan

Data updated 2026-08-25

$5M
Total assets Small plan by assets
102
Participants Small participant base
42nd
Percentile by assets National rank
$47,953
Avg per participant Low balance/head
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Official DOL plan name: Oil Well Service Co. Employees 401(k) Plan · Sponsored by Oil Well Service Co. · California · Mining & Oil Extraction

$5M in assets, 102 participants

Oil Well Service Co.'s Oil Well Service Co. Employees 401(k) Plan reported $5M in total assets and 102 participants in its 2024 DOL Form 5500 filing, ranking in the 42nd 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.

  • #168 in Mining & Oil Extraction (785 peers)

Coverage in California

Oil Well Service Co. Employees 401(k) Plan covers 102 participants in California, about 16% of the average California filer (state average ~630 per filing). Assets: $5M.

#168
in Mining & Oil Extraction (785 peers)
+1.9%
assets growth YoY

Oil Well Service Co. Employees 401(k) Plan's mid-pack asset rank among Mining & Oil Extraction and all filers

Oil Well Service Co. Employees 401(k) Plan vs every filed plan by assets

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

$4,891,208 42nd percentile higher than 42% 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

Oil Well Service Co. Employees 401(k) 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. Oil Well Service Co. Employees 401(k) Plan sits mid-pack in the medium band (102 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Oil Well Service Co. Employees 401(k) Plan reported net income rose from -$114K in the plan year 2023 filing to $93K in the plan year 2024 filing.
  • Oil Well Service Co. Employees 401(k) Plan end-of-year assets rose from $5M in the plan year 2023 filing to $5M in the plan year 2024 filing.
  • Oil Well Service Co. Employees 401(k) Plan reported participants fell from 104 in the plan year 2023 filing to 102 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 951062955 · Oil Well Service Co. PY 2024 · 401(k)

Oil Well Service Co. Employees 401(k) Plan · $5M · 102 · 42nd

  • BOY $5M
  • SCH 102
  • EBSA 42nd
  • PART 401(k)
  • TYPE near Mgh Family Health Center 401(k) Profit Sharing Plan
  • NET ind #168

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 Mining & Oil Extraction retirement plans → · Plans in California →

Oil Well Service Co. Employees 401(k) Plan in the asset neighbourhood

Oil Well Service Co. Employees 401(k) PlanOil Well Service Co. Employe…$5MMgh Family Health Center 401(k) Profit Sharing PlanMgh Family Health Center 401…$5MJr Katz, LLC 401(k) Plan$5MEdd Helms Group, Inc. 401(k) PlanEdd Helms Group, Inc. 401(k)…$5MNimbis Services Inc. Retirement PlanNimbis Services Inc. Retirem…$5M
End-of-year total assets ($M) among Oil Well Service Co. Employees 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$5M
Net Assets (End of Year)$5M
Net Income$93K
Employer EIN951062955
Plan Effective Date1995-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Oil Well Service Co.)

Sponsor-wide plan assets over time

All Oil Well Service Co. plans reported in each filing year

Latest sponsor-wide plan assets
$25M 12.31859004590119% vs 2022
2024 filing year
$24M$26M$28M$30M 202220232024 $28.5M $25M ▼ -12.3%
Year Plans Participants Total Assets
2022 2 178 $28M
2023 2 207 $25M
2024 2 205 $25M

Nearby 401(k) Plans in California

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

Oil Well Service Co. Employees 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Oil Well Service Co. Employees 401(k) Plan, Total assets ($B): 0.004891208 · Participants: 102Oil Well Service Co. Employees 401(k) 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
Oil Well Service Co. Employees 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Oil Well Service Co. Employees 401(k) Plan side-by-side with 3 peers →

Oil Well Service Co. Employees 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Mgh Family Health Center 401(k) Profit Sharing Plan in MI ($5M); by covered participants it is Paige Electric Co., L.P. 401(k) Profit Sharing Plan in NJ (102 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($5M here).

Similar participant headcount

Nearest other-state filings by covered participants (102 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 Oil Well Service Co. Employees 401(k) Plan assets move in 2024? ▼
Oil Well Service Co. Employees 401(k) Plan edged up modestly - up 1.9% during 2024, from $5M to $5M. Reported net income was $93K.
How have Oil Well Service Co. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Oil Well Service Co.'s sponsor-wide assets declined 12.3%, from $28M to $25M.
Which 401(k) plans are similar in size to Oil Well Service Co. Employees 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Mgh Family Health Center 401(k) Profit Sharing Plan in MI ($5M, 154 participants).
Which 401(k) plans cover a similar participant headcount to Oil Well Service Co. Employees 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Paige Electric Co., L.P. 401(k) Profit Sharing Plan in NJ (102 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 951062955.

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.