401(k) · DOL Form 5500 · 2024

Belmont Instrument LLC 401(k) Plan

Data updated 2026-08-25

$19M
Total assets Small plan by assets
218
Participants Below avg headcount
69th
Percentile by assets National rank
$86,928
Avg per participant Below avg balance/head
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Official DOL plan name: Belmont Instrument LLC Retirement Plan · Sponsored by Belmont Instrument LLC · Massachusetts · Manufacturing

$19M in assets, 218 participants

Belmont Instrument LLC's Belmont Instrument LLC Retirement Plan reported $19M in total assets and 218 participants in its 2024 DOL Form 5500 filing, ranking in the 69th 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.

  • #10,392 in Manufacturing (17,777 peers)

Coverage in Massachusetts

Belmont Instrument LLC Retirement Plan covers 218 participants in Massachusetts, about 33% of the average Massachusetts filer (state average ~659 per filing). Assets: $19M.

#10,392
in Manufacturing (17,777 peers)
-2.4%
assets change YoY

The plan reported a net loss of $476K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Belmont Instrument LLC Retirement Plan's outsized position by total assets

Belmont Instrument LLC Retirement Plan vs every filed plan by assets

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

$18,950,233 Top 31% higher than 69% 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

Belmont Instrument LLC 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. Belmont Instrument LLC Retirement Plan sits mid-pack in the medium band (218 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Belmont Instrument LLC Retirement Plan reported net income fell from $4M in the plan year 2023 filing to -$476K in the plan year 2024 filing.
  • Belmont Instrument LLC Retirement Plan reported participants fell from 232 in the plan year 2023 filing to 218 in the plan year 2024 filing.
  • Belmont Instrument LLC Retirement Plan end-of-year assets fell from $19M in the plan year 2023 filing to $19M in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 042705177 · Belmont Instrument LLC PY 2024 · 401(k)

Belmont Instrument LLC Retirement Plan · $19M · 218 · 69th

  • ASSETS $19M
  • PCT 218
  • EIN 69th
  • RANK 401(k)
  • PHOTO near City Beverages 401(k) Plan
  • IND ind #10392

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 →

Belmont Instrument LLC Retirement Plan in the asset neighbourhood

Belmont Instrument LLC Retirement PlanBelmont Instrument LLC Retir…$19MCity Beverages 401(k) Plan$19MThe Tsg Pep$19MIntcomex 401(k) Plan$19MWest Coast Code Consultants Inc. 401(k) PlanWest Coast Code Consultants …$19M
End-of-year total assets ($M) among Belmont Instrument LLC Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Massachusetts filing particulars

Total Assets (Beginning of Year)$19M
Net Assets (End of Year)$19M
Net Income-$476K
Employer EIN042705177
Plan Effective Date1983-12-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Belmont Instrument LLC)

Sponsor-wide plan assets over time

All Belmont Instrument LLC plans reported in each filing year

Latest sponsor-wide plan assets
$19M 19.87832783997914% vs 2022
2024 filing year
$14M$16M$18M$20M 202220232024 $15.8M $19M ▲ +19.9%
Year Plans Participants Total Assets
2022 1 212 $16M
2023 1 232 $19M
2024 1 218 $19M

Nearby 401(k) Plans in Massachusetts

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

Belmont Instrument LLC Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Belmont Instrument LLC Retirement Plan, Total assets ($B): 0.018950233 · Participants: 218Belmont Instrument LLC 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
Belmont Instrument LLC Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Belmont Instrument LLC Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is City Beverages 401(k) Plan in FL ($19M); by covered participants it is Crisis Text Line 403(b) Tax Sheltered Annuity in NY (218 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($19M here).

Similar participant headcount

Nearest other-state filings by covered participants (218 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 Belmont Instrument LLC Retirement Plan assets move in 2024?
Belmont Instrument LLC Retirement Plan edged down modestly - down 2.4% during 2024, from $19M to $19M. Reported net income was -$476K.
How have Belmont Instrument LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Belmont Instrument LLC's sponsor-wide assets grew 19.9%, from $16M to $19M.
Which 401(k) plans are similar in size to Belmont Instrument LLC Retirement Plan?
Among 401(k) plans in other states, the closest by assets is City Beverages 401(k) Plan in FL ($19M, 240 participants).
Which 401(k) plans cover a similar participant headcount to Belmont Instrument LLC Retirement Plan?
Among 401(k) plans in other states, the closest by covered participants is Crisis Text Line 403(b) Tax Sheltered Annuity in NY (218 participants, $9M in assets).