401(k) · DOL Form 5500 · 2024

Armstrong World Industries Inc 401(k) Plan

Data updated 2026-08-11

$526M
Total assets: 2,820
Participants: 97th
Percentile by assets: $186,611
Avg per participant

Official DOL plan name: Savings and Investment Plan of Armstrong World Industries, Inc. · Sponsored by Armstrong World Industries Inc · Pennsylvania · Manufacturing

$526M in assets, 2,820 participants

Armstrong World Industries Inc's Savings and Investment Plan of Armstrong World Industries, Inc. reported $526M in total assets and 2,820 participants in its 2024 DOL Form 5500 filing, ranking in the 97th 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.

97th percentile by assets (of 123,622 plans)
#17,019 in Manufacturing (17,777 peers)

Coverage in Pennsylvania

Savings and Investment Plan of Armstrong World Industries, Inc. covers 2,820 participants in Pennsylvania, 3.4x the typical Pennsylvania plan (state average ~822 per filing). Assets: $526M.

$526M
total plan assets (2024 EOY): 2,820
covered participants: 97th
percentile by assets (of 123,622 plans): $186,611
avg assets per participant

Savings and Investment Plan of Armstrong World Industries, Inc. reported net income rose from -$89M in the plan year 2022 filing to $53M in the plan year 2024 filing.
Savings and Investment Plan of Armstrong World Industries, Inc. end-of-year assets rose from $422M in the plan year 2022 filing to $526M in the plan year 2024 filing.
Savings and Investment Plan of Armstrong World Industries, Inc. reported participants rose from 2,508 in the plan year 2022 filing to 2,820 in the plan year 2024 filing.

See the national 2022→2024 release diff →

State

Pennsylvania

Industry

Manufacturing

Participants vs Pennsylvania filers

In Pennsylvania, the average filing covers about 822 participants across 5,751 plans. Savings and Investment Plan of Armstrong World Industries, Inc. reports 2,820 participants - 3.4x that state average ($526M EOY assets).

Pennsylvania filing particulars

Total Assets (Beginning of Year)	$473M
Net Assets (End of Year)	$526M
Net Income	$53M
Employer EIN	230366390
Plan Effective Date	1983-08-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Armstrong World Industries Inc)

Total plan assets by year, all Armstrong World Industries Inc plans on file

Year	Plans	Participants	Total Assets
2022	2	3,259	$814M
2024	2	3,461	$908M

Nearby 401(k) Plans in Pennsylvania

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

Savings and Investment Plan of Armstrong World Industries, Inc. vs. nearby 401(k) plans in Pennsylvania, assets vs. participants

Comcast Corporation Retirement - Investment Plan $19.7B · 90,495
The Cigna Group 401(k) Plan $14.2B · 63,634
The Vanguard Retirement and Savings Plan $11.1B · 18,066
Thermo Fisher Scientific Inc. 401(k) Retirement Plan $10.3B · 36,150
The PNC Financial Services Group, Inc. Incentive Savings Plan $10.2B · 54,604

Compare Savings and Investment Plan of Armstrong… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Savings and Investment Plan of Armstrong World Industries, Inc. by total assets, not by location.

Dtts 401(k) Plan (NY) $526M · 1,889
Rate Holdings Corp. Multiple Employer 401(k) Plan (IL) $526M · 6,214
Northstar Anesthesia 401(k) Plan (TX) $527M · 2,515
Retirement and Savings Plan of Subaru of America, Inc. (NJ) $526M · 1,454

Frequently Asked Questions

How did Savings and Investment Plan of Armstrong World Industries, Inc. assets move in 2024? ▼

Savings and Investment Plan of Armstrong World Industries, Inc. grew at a solid clip - up 11.2% during 2024, from $473M to $526M. Reported net income was $53M.

How have Armstrong World Industries Inc plan assets changed over time? ▼

Across 2 plan years on file (2022-2024), Armstrong World Industries Inc's sponsor-wide assets grew 11.6%, from $814M to $908M.

Where does Savings and Investment Plan of Armstrong World Industries, Inc. rank by assets among Form 5500 filers? ▼

Savings and Investment Plan of Armstrong World Industries, Inc. ranks in the 97th 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 Savings and Investment Plan of Armstrong World Industries, Inc.? ▼

Among 401(k) plans in other states, the closest by assets is Dtts 401(k) Plan in NY ($526M, 1,889 participants).

Next read for Savings and Investment Plan of Armstrong…

Filing takeaways

Ways to act on Savings and Investment Plan of Armstrong World Industries, Inc.'s numbers.

By total assets, Savings and Investment Plan of Armstrong World Industries, Inc. 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 Pennsylvania. Compare plans
Armstrong World Industries Inc's sponsor-wide assets have grown 11.6% since 2022 across 2 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 230366390.