401(k) · DOL Form 5500 · 2024

Onset Computer Corporation 401(k) Plan

Data updated 2026-08-25

$20M
Total assets Small plan by assets
168
Participants Small participant base
70th
Percentile by assets National rank
$118,232
Avg per participant Near avg balance/head
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Official DOL plan name: Onset Computer Corporation 401 (K) Retirement Plan · Sponsored by Onset Computer Corporation · Massachusetts · Manufacturing

$20M in assets, 168 participants

Onset Computer Corporation's Onset Computer Corporation 401 (K) Retirement Plan reported $20M in total assets and 168 participants in its 2024 DOL Form 5500 filing, ranking in the 70th 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.

  • #10,603 in Manufacturing (17,777 peers)

Coverage in Massachusetts

Onset Computer Corporation 401 (K) Retirement Plan covers 168 participants in Massachusetts, about 26% of the average Massachusetts filer (state average ~659 per filing). Assets: $20M.

#10,603
in Manufacturing (17,777 peers)
-2.9%
assets change YoY

The plan reported a net loss of $598K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Onset Computer Corporation 401 (K) Retirement Plan's outsized position by total assets

Onset Computer Corporation 401 (K) Retirement Plan vs every filed plan by assets

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

$19,862,906 Top 30% higher than 70% 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

Onset Computer Corporation 401 (K) Retirement 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. Onset Computer Corporation 401 (K) Retirement Plan sits mid-pack in the medium band (168 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Onset Computer Corporation 401 (K) Retirement Plan reported net income fell from $3M in the plan year 2023 filing to -$598K in the plan year 2024 filing.
  • Onset Computer Corporation 401 (K) Retirement Plan reported participants fell from 174 in the plan year 2023 filing to 168 in the plan year 2024 filing.
  • Onset Computer Corporation 401 (K) Retirement Plan end-of-year assets fell from $20M in the plan year 2023 filing to $20M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 042710064 · Onset Computer Corporation PY 2024 · 401(k)

Onset Computer Corporation 401 (K) Retirement Plan · $20M · 168 · 70th

  • TYPE $20M
  • NET 168
  • BOOK 70th
  • VS-ST 401(k)
  • BOY near Assuranceamerica Corporation 401(k) Retirement Plan
  • SCH ind #10603

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 Massachusetts →

Onset Computer Corporation 401 (K) Retirement Plan in the asset neighbourhood

Ritz-Craft Corporation Profit Sharing Retirement PlanRitz-Craft Corporation Profi…$20MRgms, Inc. 401(k) Plan$20MOnset Computer Corporation 401 (K) Retirement PlanOnset Computer Corporation 4…$20MAssuranceamerica Corporation 401(k) Retirement PlanAssuranceamerica Corporation…$20MCalendar Holdings LLC 401(k) & Profit Sharing PlanCalendar Holdings LLC 401(k)…$20M
End-of-year total assets ($M) among Onset Computer Corporation 401 (K) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Massachusetts filing particulars

Total Assets (Beginning of Year)$20M
Net Assets (End of Year)$20M
Net Income-$598K
Employer EIN042710064
Plan Effective Date1993-06-06
Filing StatusFILING RECEIVED

Sponsor Plan History (Onset Computer Corporation)

Sponsor-wide plan assets over time

All Onset Computer Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$20M 13.778659105598013% vs 2022
2024 filing year
$17M$18M$19M$20M$21M 202220232024 $17.5M $19.9M ▲ +13.7%
Year Plans Participants Total Assets
2022 1 155 $17M
2023 1 174 $20M
2024 1 168 $20M

Nearby 401(k) Plans in Massachusetts

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

Onset Computer Corporation 401 (K) Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Onset Computer Corporation 401 (K) Retirement Plan, Total assets ($B): 0.019862906 · Participants: 168Onset Computer Corporation 401 (K) Retirement PlanFidelity Retirement Savings Plan, Total assets ($B): 34.201609937 · Participants: 66907Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 11.352606499 · Participants: 34618Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 7.720373045 · Participants: 14762Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 6.775289067 · Participants: 20639Boston Scientific Corporation 401(k) Retirement Savings PlanState Street Salary Savings Program, Total assets ($B): 6.532301643 · Participants: 12777State Street Salary Savings Program
Onset Computer Corporation 401 (K) Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Onset Computer Corporation 401 (K) Retirement Plan side-by-side with 3 peers →

Onset Computer Corporation 401 (K) Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Assuranceamerica Corporation 401(k) Retirement Plan in GA ($20M); by covered participants it is Illinois Retina Associates, S.C. 401(k) Plan in IL (168 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (168 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 Onset Computer Corporation 401 (K) Retirement Plan assets move in 2024? ▼
Onset Computer Corporation 401 (K) Retirement Plan edged down modestly - down 2.9% during 2024, from $20M to $20M. Reported net income was -$598K.
How have Onset Computer Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Onset Computer Corporation's sponsor-wide assets grew 13.8%, from $17M to $20M.
Which 401(k) plans are similar in size to Onset Computer Corporation 401 (K) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Assuranceamerica Corporation 401(k) Retirement Plan in GA ($20M, 250 participants).
Which 401(k) plans cover a similar participant headcount to Onset Computer Corporation 401 (K) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Illinois Retina Associates, S.C. 401(k) Plan in IL (168 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 042710064.

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.