401(k) · DOL Form 5500 · 2023

Cabot Corporation 401(k) Plan

Data updated 2026-08-11

$806M
Total assets
1,073
Participants
98th
Percentile by assets
$751,521
Avg per participant
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Official DOL plan name: Cabot 401(k) Plan · Sponsored by Cabot Corporation · Massachusetts · Manufacturing

$806M in assets, 1,073 participants

Cabot Corporation's Cabot 401(k) Plan reported $806M in total assets and 1,073 participants in its 2023 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.

  • 98th percentile by assets (of 127,072 plans)
  • #18,167 in Manufacturing (18,722 peers)

Where Cabot 401(k) Plan sits by assets

Cabot 401(k) Plan sits in the top 5% of all filed plans by assets, $806M for 1,073 participants (~$751,521/participant), up 12.7% in 2023.

$806M
total plan assets (2023 EOY)
1,073
covered participants
98th
percentile by assets (of 127,072 plans)
$751,521
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Cabot 401(k) Plan reported net income rose from -$181M in the plan year 2022 filing to $91M in the plan year 2023 filing.
  • Cabot 401(k) Plan end-of-year assets rose from $715M in the plan year 2022 filing to $806M in the plan year 2023 filing.
  • Cabot 401(k) Plan reported participants fell from 1,176 in the plan year 2022 filing to 1,073 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Industry

Cabot 401(k) Plan vs the 2023 asset distribution

By assets, Cabot 401(k) Plan outranks 98% of the 127,072 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 8.1x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$715M
Net Assets (End of Year)$806M
Net Income$91M
Employer EIN042271897
Plan Effective Date1988-09-09
Filing StatusFILING RECEIVED

Sponsor Plan History (Cabot Corporation)

$650M$700M$750M$800M$850M$900M 202220232024 $715M $876M ▲ +22.4%
Total plan assets by year, all Cabot Corporation plans on file
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

Cabot 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Cabot 401(k) PlanFidelity Retirement …Liberty Mutual 401(k…Massachusetts Instit…Boston Scientific Co…Philips North Americ…
Cabot 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Cabot 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Cabot 401(k) Plan assets move in 2023?
Cabot 401(k) Plan grew at a solid clip - up 12.7% during 2023, from $715M to $806M. Reported net income was $91M.
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 127,072 plans that reported assets for plan year 2023 (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 Alaska Airlines, Inc. Cops, Mrp & Dispatch 401(k) Plan in WA ($806M, 7,801 participants).

Scale reading

Ways to act on Cabot 401(k) Plan's numbers.