401(k) · DOL Form 5500 · 2024

Armstrong World Industries Inc 401(k) Plan

Data updated 2026-08-25

$526M
Total assets Above avg plan size
2,820
Participants Above avg headcount
97th
Percentile by assets National rank
$186,611
Avg per participant Above avg balance/head
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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.

  • #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.

#17,019
in Manufacturing (17,777 peers)
+11.2%
assets growth YoY
5.3×
vs typical plan assets (national mean)

Savings and Investment Plan of Armstrong World Industries, Inc.'s outsized position by total assets

Savings and Investment Plan of Armstrong World Industries, Inc. vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$526,242,607 Top 3% higher than 97% of 123,620 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 2024

Savings and Investment Plan of Armstrong World Industries, Inc.'s large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Savings and Investment Plan of Armstrong World Industries, Inc. lands in the large band (2,820 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2024

  • 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 →

Plan-year Form 5500 strip

Filing strip 230366390 · Armstrong World Industries Inc PY 2024 · 401(k)

Savings and Investment Plan of Armstrong World Industries, Inc. · $526M · 2,820 · 97th

  • VS-ST $526M
  • BOY 2,820
  • SCH 97th
  • EBSA 401(k)
  • PART near Dtts 401(k) Plan
  • TYPE ind #17019

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 Pennsylvania →

Savings and Investment Plan of Armstrong World Industries, Inc. in the asset neighbourhood

Northstar Anesthesia 401(k) PlanNorthstar Anesthesia 401(k) …$527MDtts 401(k) Plan$526MSavings and Investment Plan of Armstrong World Industries, Inc.Savings and Investment Plan …$526MRate Holdings Corp. Multiple Employer 401(k) PlanRate Holdings Corp. Multiple…$526MRetirement and Savings Plan of Subaru of America, Inc.Retirement and Savings Plan …$526M
End-of-year total assets ($M) among Savings and Investment Plan of Armstrong World Industries, Inc. and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$473M
Net Assets (End of Year)$526M
Net Income$53M
Employer EIN230366390
Plan Effective Date1983-08-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Armstrong World Industries Inc)

Sponsor-wide plan assets over time

All Armstrong World Industries Inc plans reported in each filing year

Latest sponsor-wide plan assets
$908M 11.602401106092648% vs 2022
2024 filing year
$800M$850M$900M$950M 20222024 $814M $908M ▲ +11.6%
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 Scatter plot of 6 data points. -20000020000400006000080000100000 -50510152025 Total assets ($B) Participants Savings and Investment Plan of Armstrong World Industries, Inc., Total assets ($B): 0.526242607 · Participants: 2820Savings and Investment Plan of Armstrong World Industries, Inc.Comcast Corporation Retirement - Investment Plan, Total assets ($B): 19.687957793 · Participants: 90495Comcast Corporation Retirement - Investment PlanThe Cigna Group 401(k) Plan, Total assets ($B): 14.20308608 · Participants: 63634The Cigna Group 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 11.084818612 · Participants: 18066The Vanguard Retirement and Savings PlanThermo Fisher Scientific Inc. 401(k) Retirement Plan, Total assets ($B): 10.263366209 · Participants: 36150Thermo Fisher Scientific Inc. 401(k) Retirement PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 10.189629 · Participants: 54604The PNC Financial Services Group, Inc. Incentive Savings Plan
Savings and Investment Plan of Armstrong World Industries, Inc. vs. nearby 401(k) plans in Pennsylvania, assets vs. participants

Savings and Investment Plan of Armstrong World Industries, Inc.'s out-of-state 401(k) peers by assets and headcount

Outside Pennsylvania, the nearest 401(k) by assets is Dtts 401(k) Plan in NY ($526M); by covered participants it is Clark Group Retirement Plan in MD (2,820 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($526M here).

Similar participant headcount

Nearest other-state filings by covered participants (2,820 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

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).
Which 401(k) plans cover a similar participant headcount to Savings and Investment Plan of Armstrong World Industries, Inc.? ▼
Among 401(k) plans in other states, the closest by covered participants is Clark Group Retirement Plan in MD (2,820 participants, $1.0B in assets).