401(k) · DOL Form 5500 · 2023

Onyx Corporation 401(k) Plan

Data updated 2026-08-25

$5M
Total assets Small plan by assets
87
Participants Small participant base
43rd
Percentile by assets National rank
$54,222
Avg per participant Low balance/head
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Official DOL plan name: Onyx Corporation 401(k) Plan · Sponsored by Onyx Corporation · Massachusetts · Administrative & Support Services

$5M in assets, 87 participants

Onyx Corporation's Onyx Corporation 401(k) Plan reported $5M in total assets and 87 participants in its 2023 DOL Form 5500 filing, ranking in the 43rd 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.

  • #2,887 in Administrative & Support Services (4,372 peers)

Administrative & Support Services sector rank

Within Administrative & Support Services, Onyx Corporation 401(k) Plan ranks #2,887 of 4,372 2023 filers by assets (612% of the sector average)-$5M for 87 participants.

#2,887
in Administrative & Support Services (4,372 peers)
+48.4%
assets growth YoY

Onyx Corporation 401(k) Plan's mid-pack asset rank among Administrative & Support Services and all filers

Onyx Corporation 401(k) Plan vs every filed plan by assets

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

$4,717,290 43rd percentile higher than 43% 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

Onyx Corporation 401(k) Plan among smaller filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Onyx Corporation 401(k) Plan is a small filing (87 participants) on this national headcount ladder.

Plan-year Form 5500 strip

Filing strip 042699421 · Onyx Corporation PY 2023 · 401(k)

Onyx Corporation 401(k) Plan · $5M · 87 · 43rd

  • EIN $5M
  • EIN 87
  • EIN 43rd
  • EIN 401(k)
  • EIN near Kelly Financial Group, LLC 401(k) P/S Plan
  • EIN ind #2887

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 Administrative & Support Services retirement plans → · Plans in Massachusetts →

Onyx Corporation 401(k) Plan in the asset neighbourhood

Onyx Corporation 401(k) Plan$5MKelly Financial Group, LLC 401(k) P/S PlanKelly Financial Group, LLC 4…$5MTrailhead Homes Retirement PlanTrailhead Homes Retirement P…$5MLuther Memorial Home 401(k) PlanLuther Memorial Home 401(k) …$5MPraxis Packaging 401(k) Plan$5M
End-of-year total assets ($M) among Onyx Corporation 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Administrative & Support Services filing particulars

Total Assets (Beginning of Year)$3M
Net Assets (End of Year)$5M
Net Income$2M
Employer EIN042699421
Plan Effective Date2017-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Onyx Corporation)

Sponsor-wide plan assets over time

All Onyx Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$6M 30.592268018290163% vs 2023
2024 filing year
$4.5M$5M$5.5M$6M$6.5M 20232024 $4.72M $6.16M ▲ +30.5%
Year Plans Participants Total Assets
2023 1 87 $5M
2024 1 118 $6M

Nearby 401(k) Plans in Massachusetts

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

Onyx Corporation 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Onyx Corporation 401(k) Plan, Total assets ($B): 0.00471729 · Participants: 87Onyx Corporation 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 28.649852331 · Participants: 62289Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 10.556596852 · Participants: 37052Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 6.829912863 · Participants: 14094Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 5.786107181 · Participants: 19881Boston Scientific Corporation 401(k) Retirement Savings PlanPhilips North America 401(k) Plan, Total assets ($B): 5.779286156 · Participants: 19120Philips North America 401(k) Plan
Onyx Corporation 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Onyx Corporation 401(k) Plan side-by-side with 3 peers →

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

Outside Massachusetts, the nearest 401(k) by assets is Kelly Financial Group, LLC 401(k) P/S Plan in MD ($5M); by covered participants it is Landrum & Brown 401(k) and Profit Sharing Plan in OH (87 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 (87 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 Onyx Corporation 401(k) Plan assets move in 2023? ▼
Onyx Corporation 401(k) Plan surged - up 48.4% during 2023, from $3M to $5M. Reported net income was $2M.
How have Onyx Corporation plan assets changed over time? ▼
Across 2 plan years on file (2023-2024), Onyx Corporation's sponsor-wide assets grew 30.6%, from $5M to $6M.
Which 401(k) plans are similar in size to Onyx Corporation 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Kelly Financial Group, LLC 401(k) P/S Plan in MD ($5M, 19 participants).
Which 401(k) plans cover a similar participant headcount to Onyx Corporation 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Landrum & Brown 401(k) and Profit Sharing Plan in OH (87 participants, N/A 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 042699421.

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.