401(k) · DOL Form 5500 · 2022

Cambridge Isotope Laboratories, Inc. 401(k) Plan

Data updated 2026-08-25

$43M
Total assets Below avg plan size
284
Participants Below avg headcount
87th
Percentile by assets National rank
$152,898
Avg per participant Above avg balance/head
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Official DOL plan name: Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust · Sponsored by Cambridge Isotope Laboratories, Inc. · Massachusetts · Manufacturing

$43M in assets, 284 participants

Cambridge Isotope Laboratories, Inc.'s Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust reported $43M in total assets and 284 participants in its 2022 DOL Form 5500 filing, ranking in the 87th 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.

  • #16,621 in Manufacturing (20,602 peers)

Coverage in Massachusetts

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust covers 284 participants in Massachusetts, about 43% of the average Massachusetts filer (state average ~659 per filing). Assets: $43M.

#16,621
in Manufacturing (20,602 peers)
-13.1%
assets change YoY
0.4×
vs typical plan assets (national mean)

The plan reported a net loss of $7M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust's outsized position by total assets

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$43,423,154 Top 13% higher than 87% of 139,123 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 2022

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust sits mid-pack in the medium band (284 participants).

Plan-year Form 5500 strip

Filing strip 042950751 · Cambridge Isotope Laboratories, Inc. PY 2022 · 401(k)

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust · $43M · 284 · 87th

  • PHOTO $43M
  • PHOTO 284
  • PHOTO 87th
  • PHOTO 401(k)
  • PHOTO near Taurus Industrial Group 401(k) Savings Plan
  • PHOTO ind #16621

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 →

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust in the asset neighbourhood

Khs USA, Inc. Profit Sharing PlanKhs USA, Inc. Profit Sharing…$43MCambridge Isotope Laboratories, Inc. 401(k) Plan & TrustCambridge Isotope Laboratori…$43MTaurus Industrial Group 401(k) Savings PlanTaurus Industrial Group 401(…$43MPagerduty 401(k) Plan$43MHollander Sleep Products, LLC Retirement and Savings PlanHollander Sleep Products, LL…$43M
End-of-year total assets ($M) among Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Massachusetts filing particulars

Total Assets (Beginning of Year)$50M
Net Assets (End of Year)$43M
Net Income-$7M
Employer EIN042950751
Plan Effective Date1995-12-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Cambridge Isotope Laboratories, Inc.)

Sponsor-wide plan assets over time

All Cambridge Isotope Laboratories, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$62M 43.38180962165945% vs 2022
2024 filing year
$40M$50M$60M$70M 202220232024 $43.4M $62.3M ▲ +43.4%
Year Plans Participants Total Assets
2022 1 284 $43M
2023 1 297 $51M
2024 1 334 $62M

Nearby 401(k) Plans in Massachusetts

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

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -100102030 Total assets ($B) Participants Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust, Total assets ($B): 0.043423154 · Participants: 284Cambridge Isotope Laboratories, Inc. 401(k) Plan & TrustFidelity Retirement Savings Plan, Total assets ($B): 22.953563448 · Participants: 52036Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 8.79802945 · Participants: 32843Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 5.810585521 · Participants: 13690Massachusetts Institute of Technology Supplemental 401(k) PlanPhilips North America 401(k) Plan, Total assets ($B): 5.180251859 · Participants: 19750Philips North America 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 4.853752256 · Participants: 18359Boston Scientific Corporation 401(k) Retirement Savings Plan
Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust side-by-side with 3 peers →

Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Taurus Industrial Group 401(k) Savings Plan in KS ($43M); by covered participants it is Galesburg Hospital Corporation 401(k) Savings Plan in IL (284 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($43M here).

Similar participant headcount

Nearest other-state filings by covered participants (284 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust assets move in 2022? ▼
Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust pulled back noticeably - down 13.1% during 2022, from $50M to $43M. Reported net income was -$7M.
How have Cambridge Isotope Laboratories, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Cambridge Isotope Laboratories, Inc.'s sponsor-wide assets grew 43.4%, from $43M to $62M.
Where does Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust rank by assets among Form 5500 filers? ▼
Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust ranks in the 87th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust? ▼
Among 401(k) plans in other states, the closest by assets is Taurus Industrial Group 401(k) Savings Plan in KS ($43M, 1,265 participants).
Which 401(k) plans cover a similar participant headcount to Cambridge Isotope Laboratories, Inc. 401(k) Plan & Trust? ▼
Among 401(k) plans in other states, the closest by covered participants is Galesburg Hospital Corporation 401(k) Savings Plan in IL (284 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 042950751.

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.