401(k) · DOL Form 5500 · 2024

Lyondell Chemical Company 401(k) Plan

Data updated 2026-07-24

$2.7B
Total assets: 8,059
Participants: 99th
Percentile by assets: $331,492
Avg per participant

Official DOL plan name: Lyondellbasell Savings Plan · Sponsored by Lyondell Chemical Company · Texas · Manufacturing

$2.7B in assets, 8,059 participants

Lyondell Chemical Company's Lyondellbasell Savings Plan reported $2.7B in total assets and 8,059 participants in its 2024 DOL Form 5500 filing, ranking in the 99th 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.

99th percentile by assets (of 116,472 plans)

Coverage in Texas

Lyondellbasell Savings Plan covers 8,059 participants in Texas, 11x the typical Texas plan (state average ~704 per filing). Assets: $2.7B.

$2.7B
total plan assets (2024 EOY): 8,059
covered participants: 99th
percentile by assets (of 116,472 plans): $331,492
avg assets per participant

Lyondellbasell Savings Plan reported net income fell from $398M in the plan year 2023 filing to $266M in the plan year 2024 filing.
Lyondellbasell Savings Plan end-of-year assets rose from $2.4B in the plan year 2023 filing to $2.7B in the plan year 2024 filing.
Lyondellbasell Savings Plan reported participants rose from 7,715 in the plan year 2023 filing to 8,059 in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Texas

Industry

Manufacturing

Participants vs Texas filers

In Texas, the average filing covers about 704 participants across 9,718 plans. Lyondellbasell Savings Plan reports 8,059 participants - 11x that state average ($2.7B EOY assets).

Texas filing particulars

Total Assets (Beginning of Year)	$2.4B
Net Assets (End of Year)	$2.7B
Net Income	$266M
Employer EIN	954160558
Plan Effective Date	1998-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Lyondell Chemical Company)

Total plan assets by year, all Lyondell Chemical Company plans on file

Year	Plans	Participants	Total Assets
2022	2	15,729	$3.0B
2023	2	15,875	$3.4B
2024	2	16,665	$3.6B

Nearby 401(k) Plans in Texas

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

Lyondellbasell Savings Plan vs. nearby 401(k) plans in Texas, assets vs. participants

AT&T Retirement Savings Plan $43.1B · 109,889
Exxonmobil Savings Plan $23.7B · 21,990
Chevron Employee Savings Investment Plan $20.4B · 21,505
Caterpillar 401(k) Savings Plan $18.8B · 43,873
Southwest Airlines Co. Retirement Savings Plan $17.0B · 67,820

Compare Lyondellbasell Savings Plan side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

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

Kirkland & Ellis LLP Defined Contribution 401(k) Savings Plan (IL) $2.7B · 5,310
Freeport-Mcmoran Inc. Employee Capital Accumulation Program (AZ) $2.7B · 13,770
Republic Services, Inc. 401(k) Plan (AZ) $2.7B · 32,629
First-Citizens Bank & Trust Company 401(k) Plan (NC) $2.7B · 15,251

Frequently Asked Questions

How did Lyondellbasell Savings Plan assets move in 2024? ▼

Lyondellbasell Savings Plan grew at a solid clip - up 11.1% during 2024, from $2.4B to $2.7B. Reported net income was $266M.

How have Lyondell Chemical Company plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Lyondell Chemical Company's sponsor-wide assets grew 22.1%, from $3.0B to $3.6B.

Where does Lyondellbasell Savings Plan rank by assets among Form 5500 filers? ▼

Lyondellbasell Savings Plan ranks in the 99th percentile by end-of-year assets among 116,472 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).

Which 401(k) plans are similar in size to Lyondellbasell Savings Plan? ▼

Among 401(k) plans in other states, the closest by assets is Kirkland & Ellis LLP Defined Contribution 401(k) Savings Plan in IL ($2.7B, 5,310 participants).

Next read for Lyondellbasell Savings Plan

Filing takeaways

Ways to act on Lyondellbasell Savings Plan's numbers.

By total assets, Lyondellbasell Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Texas. Compare plans
Lyondell Chemical Company's sponsor-wide assets have grown 22.1% 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 954160558.

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.