401(k) · DOL Form 5500 · 2022

Cabot Corporation 401(k) Plan

Data updated 2026-08-25

$715M
Total assets Above avg plan size
1,176
Participants Near avg headcount
98th
Percentile by assets National rank
$608,412
Avg per participant High balance/head
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Official DOL plan name: Cabot 401(k) Plan · Sponsored by Cabot Corporation · Massachusetts · Manufacturing

$715M in assets, 1,176 participants

Cabot Corporation's Cabot 401(k) Plan reported $715M in total assets and 1,176 participants in its 2022 DOL Form 5500 filing, ranking in the 98th 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.

  • #20,054 in Manufacturing (20,602 peers)

Where Cabot 401(k) Plan sits by assets

Cabot 401(k) Plan sits in the top 5% of all filed plans by assets, $715M for 1,176 participants (~$608,412/participant), down 23.2% in 2022.

#20,054
in Manufacturing (20,602 peers)
-23.2%
assets change YoY
7.2×
vs typical plan assets (national mean)

The plan reported a net loss of $181M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Cabot 401(k) Plan's outsized position by total assets

Cabot 401(k) Plan vs every filed plan by assets

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

$715,492,970 Top 2% higher than 98% 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

Cabot 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Cabot 401(k) Plan lands in the large band (1,176 participants).

DOL schedule card

Filing strip 042271897 · Cabot Corporation PY 2022 · 401(k)

Cabot 401(k) Plan · $715M · 1,176 · 98th

  • TYPE $715M
  • TYPE 1,176
  • TYPE 98th
  • TYPE 401(k)
  • TYPE near Aflac Incorporated 401(k) Savings and Profit Sharing Plan
  • TYPE ind #20054

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 →

Cabot 401(k) Plan in the asset neighbourhood

Employee 401(k) Savings Plan$716MDana Retirement Savings Plan$716MCabot 401(k) Plan$715MAflac Incorporated 401(k) Savings and Profit Sharing PlanAflac Incorporated 401(k) Sa…$715MBiomerieux, Inc. Employee Savings PlanBiomerieux, Inc. Employee Sa…$715M
End-of-year total assets ($M) among Cabot 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Scale-class filing particulars (2022)

Total Assets (Beginning of Year)$931M
Net Assets (End of Year)$715M
Net Income-$181M
Employer EIN042271897
Plan Effective Date1988-09-09
Filing StatusFILING RECEIVED

Sponsor Plan History (Cabot Corporation)

Sponsor-wide plan assets over time

All Cabot Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$876M 22.370952156245504% vs 2022
2024 filing year
$650M$700M$750M$800M$850M$900M 202220232024 $715M $876M ▲ +22.4%
Year Plans Participants Total Assets
2022 1 1,176 $715M
2023 1 1,073 $806M
2024 1 1,076 $876M

Nearby 401(k) Plans in Massachusetts

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

Cabot 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -50510152025 Total assets ($B) Participants Cabot 401(k) Plan, Total assets ($B): 0.71549297 · Participants: 1176Cabot 401(k) PlanFidelity 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
Cabot 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Cabot 401(k) Plan side-by-side with 3 peers →

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

Outside Massachusetts, the nearest 401(k) by assets is Aflac Incorporated 401(k) Savings and Profit Sharing Plan in GA ($715M); by covered participants it is Pacific Personnel 401(k) Plan in CA (1,176 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($715M here).

Similar participant headcount

Nearest other-state filings by covered participants (1,176 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 Cabot 401(k) Plan assets move in 2022? ▼
Cabot 401(k) Plan declined sharply - down 23.2% during 2022, from $931M to $715M. Reported net income was -$181M.
How have Cabot Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Cabot Corporation's sponsor-wide assets grew 22.4%, from $715M to $876M.
Where does Cabot 401(k) Plan rank by assets among Form 5500 filers? ▼
Cabot 401(k) Plan ranks in the 98th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Cabot 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Aflac Incorporated 401(k) Savings and Profit Sharing Plan in GA ($715M, 5,780 participants).
Which 401(k) plans cover a similar participant headcount to Cabot 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Pacific Personnel 401(k) Plan in CA (1,176 participants, $6M 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 042271897.

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.