401(k) · DOL Form 5500 · 2024

Ibasis, Inc. 401(k) Retirement Plan

Data updated 2026-05-15

$46M
Total assets
96
Participants
83th
Percentile by assets
$482,801
Avg per participant

Sponsored by Ibasis, Inc. · Massachusetts · Information & Media

What the 2024 filing shows

Ibasis, Inc. 401(k) Retirement Plan holds $46M for 96 participants - about $482,801 per participant, in the top quartile of all filed plans by assets, down 0.5% over the 2024 plan year.

$46M
total plan assets (2024 EOY)
96
covered participants
83th
percentile by assets (of 116,472 plans)
$482,801
avg assets per participant

The plan reported a net loss of $219K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Industry
Information & Media

401(k) · DOL Form 5500 · 2024

What the Filing Says About Ibasis, Inc. 401(k) Retirement Plan

Ibasis, Inc. 401(k) Retirement Plan is a 401(k) retirement plan sponsored by Ibasis, Inc., headquartered in Massachusetts. According to the U.S. Department of Labor's 2024 Form 5500 filing, the plan reports $46M in total end-of-year assets and covers 96 participants across the Information & Media industry. The sponsor's EIN on file with the U.S. Department of Labor is 043332534, and the plan has been effective since 1998-02-01. Its filing status is currently FILING RECEIVED.

Year over year, total assets held essentially flat from $47M at the beginning of 2024 to $46M at year-end - down 0.5%. Net assets (after liabilities) closed the year at $46M, with reported net income of -$219K driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Across the 3 plan years Ibasis, Inc. has on file with PlainRetire (2022-2024), sponsor-wide plan assets have moved from $40M to $46M, a gain of 16.0%, while reported participants moved from 110 to 96 (-12.7%). The strongest year on file by total sponsor assets was 2023 at $47M; the softest was 2022 at $40M. Year-by-year, sponsor-wide filings show: 2022 - $40M in assets across 1 plan covering 110 participants; 2023 - $47M in assets across 1 plan covering 104 participants; 2024 - $46M in assets across 1 plan covering 96 participants.

By assets, Ibasis, Inc. 401(k) Retirement Plan outranks 83% of the 116,472 plans that filed a Form 5500 for the 2024 plan year, and holds roughly 0.5x the national average plan size of $100M and 730 average participants.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows, a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

How the percentile is calculated: we count every plan that filed a 2024 Form 5500 with a reported end-of-year asset figure (116,472 plans), rank Ibasis, Inc. 401(k) Retirement Plan against all of them by total assets, and report the share of those plans it outranks. A plan reporting no asset figure for the year is excluded from the ranking rather than assumed to be zero.

Financial Summary (2024)

Total Assets (Beginning of Year)$47M
Total Assets (End of Year)$46M
Net Assets (End of Year)$46M
Net Income-$219K
Plan Type401(k)
Employer EIN043332534
Plan Effective Date1998-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Ibasis, Inc.)

Year Plans Participants Total Assets
2022 1 110 $40M
2023 1 104 $47M
2024 1 96 $46M

Nearby 401(k) Plans in Massachusetts

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

Frequently Asked Questions

How much money is in the Ibasis, Inc. 401(k) Retirement Plan?
As of the 2024 Form 5500 filing, Ibasis, Inc. 401(k) Retirement Plan holds $46M in total assets with 96 participants. It is sponsored by Ibasis, Inc..
What type of plan is Ibasis, Inc. 401(k) Retirement Plan?
Ibasis, Inc. 401(k) Retirement Plan is a 401(k) plan. It has been effective since 1998-02-01. The plan is filed with the U.S. Department of Labor under EIN 043332534.
Who sponsors the Ibasis, Inc. 401(k) Retirement Plan?
Ibasis, Inc. 401(k) Retirement Plan is sponsored by Ibasis, Inc., located in Massachusetts. The sponsor's EIN is 043332534 and the plan operates in the Information & Media industry.
How did Ibasis, Inc. 401(k) Retirement Plan perform in 2024?
Ibasis, Inc. 401(k) Retirement Plan held essentially flat - down 0.5% during 2024, moving from $47M to $46M in total assets. Net income was -$219K.

What this filing means

Ways to act on Ibasis, Inc. 401(k) Retirement Plan's numbers.

  • By total assets, Ibasis, Inc. 401(k) Retirement Plan ranks in the top quartile of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Massachusetts. Compare plans
  • Ibasis, Inc.'s sponsor-wide assets have grown 16.0% since 2022 across 3 plan years on file. More Information & Media plans
  • A 401(k) plan works differently from other retirement plan types, understand the structural differences before comparing. Compare plan types

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 043332534.

Reference: IRS Publication 560, Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B, Distributions from IRAs, RMD rules under SECURE Act 2.0.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.

Every figure on PlainRetire is rendered directly from the Department of Labor's Form 5500 annual return filings, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-15.