401(k) · DOL Form 5500 · 2024

Entegris, Inc. 401(k) Plan

Data updated 2026-08-11

$881M
Total assets: 3,490
Participants: 98th
Percentile by assets: $252,383
Avg per participant

Official DOL plan name: Entegris, Inc. 401(k) Retirement Savings Plan · Sponsored by Entegris, Inc. · Massachusetts · Manufacturing

$881M in assets, 3,490 participants

Entegris, Inc.'s Entegris, Inc. 401(k) Retirement Savings Plan reported $881M in total assets and 3,490 participants in its 2024 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 123,622 plans)
#17,260 in Manufacturing (17,777 peers)

Coverage in Massachusetts

Entegris, Inc. 401(k) Retirement Savings Plan covers 3,490 participants in Massachusetts, 5.3x the typical Massachusetts plan (state average ~659 per filing). Assets: $881M.

$881M
total plan assets (2024 EOY): 3,490
covered participants: 98th
percentile by assets (of 123,622 plans): $252,383
avg assets per participant

Entegris, Inc. 401(k) Retirement Savings Plan reported net income fell from $99M in the plan year 2023 filing to $77M in the plan year 2024 filing.
Entegris, Inc. 401(k) Retirement Savings Plan reported participants fell from 3,930 in the plan year 2023 filing to 3,490 in the plan year 2024 filing.
Entegris, Inc. 401(k) Retirement Savings Plan end-of-year assets rose from $804M in the plan year 2023 filing to $881M in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Massachusetts

Industry

Manufacturing

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 659 participants across 4,265 plans. Entegris, Inc. 401(k) Retirement Savings Plan reports 3,490 participants - 5.3x that state average ($881M EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)	$804M
Net Assets (End of Year)	$881M
Net Income	$77M
Employer EIN	411941551
Plan Effective Date	2000-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Entegris, Inc.)

Total plan assets by year, all Entegris, Inc. plans on file

Year	Plans	Participants	Total Assets
2022	1	3,535	$468M
2023	1	3,930	$804M
2024	1	3,490	$881M

Nearby 401(k) Plans in Massachusetts

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

Entegris, Inc. 401(k) Retirement Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Fidelity Retirement Savings Plan $34.2B · 66,907
Liberty Mutual 401(k) Plan $11.4B · 34,618
Massachusetts Institute of Technology Supplemental 401(k) Plan $7.7B · 14,762
Boston Scientific Corporation 401(k) Retirement Savings Plan $6.8B · 20,639
State Street Salary Savings Program $6.5B · 12,777

Compare Entegris, Inc. 401(k) Retirement Savings… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Entegris, Inc. 401(k) Retirement Savings Plan by total assets, not by location.

The Associated Press 401(k) Retirement Savings Plan (NY) $881M · 1,360
Forvis Mazars, LLP Employees Savings Plan II (MO) $881M · 2,951
Blue Cross and Blue Shield of Al 401(k) Plan Salary Deferral Plan (AL) $880M · 4,291
Sei Capital Accumulation Plan (PA) $882M · 4,283

Frequently Asked Questions

How did Entegris, Inc. 401(k) Retirement Savings Plan assets move in 2024? ▼

Entegris, Inc. 401(k) Retirement Savings Plan grew at a solid clip - up 9.6% during 2024, from $804M to $881M. Reported net income was $77M.

How have Entegris, Inc. plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Entegris, Inc.'s sponsor-wide assets grew 88.3%, from $468M to $881M.

Where does Entegris, Inc. 401(k) Retirement Savings Plan rank by assets among Form 5500 filers? ▼

Entegris, Inc. 401(k) Retirement Savings Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).

Which 401(k) plans are similar in size to Entegris, Inc. 401(k) Retirement Savings Plan? ▼

Among 401(k) plans in other states, the closest by assets is The Associated Press 401(k) Retirement Savings Plan in NY ($881M, 1,360 participants).

Next read for Entegris, Inc. 401(k) Retirement Savings…

Filing takeaways

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

By total assets, Entegris, Inc. 401(k) Retirement Savings Plan ranks in the top 5% 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
Entegris, Inc.'s sponsor-wide assets have grown 88.3% since 2022 across 3 plan years on file. More Manufacturing plans

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 411941551.