---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-016783"
form_type: "8-K"
ticker: "AWI"
cik: "0000007431"
company_name: "ARMSTRONG WORLD INDUSTRIES INC"
filed_at: "2024-02-20T23:59:59+00:00"
generated_at: "2026-06-05T23:34:48.291396+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Armstrong World Industries reports record Q4 and FY 2023 sales; issues 2024 guidance with 3-6% sales growth

## Summary
- Q4 net sales $312.3M (+2.6% YoY); adjusted diluted EPS $1.22 (+13%).
- FY 2023 net sales $1,295.2M (+5%); adjusted EBITDA $430M (+11.6%).
- FY 2023 adjusted free cash flow $263M (+19%); repurchased 1.8M shares for $132M.
- 2024 guidance: net sales $1,335-1,375M (3-6% growth); adjusted EBITDA $450-470M (5-9% growth).
- Mineral Fiber segment AUV drove growth; Architectural Specialties improved project margins.

## SEC filing metadata
- accession: 0000950170-24-016783
- form_type: 8-K
- ticker: AWI
- cik: 0000007431
- company_name: ARMSTRONG WORLD INDUSTRIES INC
- filed_at: 2024-02-20T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/7431/000095017024016783/0000950170-24-016783-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/7431/000095017024016783/awi-20240220.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-016783
- JSON: https://secwatch.observer/filing/0000950170-24-016783.json
- Plain text: https://secwatch.observer/filing/0000950170-24-016783.txt

## Key facts
- Earnings Releases
  ARMSTRONG WORLD INDUSTRIES INC reported financial results for quarter ended December 31, 2023.
  - Period: quarter ended December 31, 2023
  - Result: reported results
  source text: On February 20, 2024, Armstrong World Industries, Inc. (the "Company") issued a press release announcing its fourth quarter and full year 2023 consolidated financial results.
  evidence_url: https://www.sec.gov/Archives/edgar/data/7431/000095017024016783/0000950170-24-016783-index.htm
- Earnings Releases
  ARMSTRONG WORLD INDUSTRIES INC reported financial results for year ended December 31, 2023.
  - Period: year ended December 31, 2023
  - Result: reported results
  source text: On February 20, 2024, Armstrong World Industries, Inc. (the "Company") issued a press release announcing its fourth quarter and full year 2023 consolidated financial results.
  evidence_url: https://www.sec.gov/Archives/edgar/data/7431/000095017024016783/0000950170-24-016783-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.