Quick Answer
ARMSTRONG WORLD INDUSTRIES INC reported Shares Outstanding of 42.92 million shares for fiscal year 2025.
ARMSTRONG WORLD INDUSTRIES INC Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 42.92M | -1.5% |
| 2024 | 43.56M | -0.8% |
| 2023 | 43.90M | -3.7% |
| 2022 | 45.57M | -3.7% |
| 2021 | 47.30M | -1.3% |
| 2020 | 47.91M | -0.2% |
| 2019 | 47.99M | -1.7% |
| 2018 | 48.81M | -7.5% |
| 2017 | 52.77M | -3.0% |
| 2016 | 54.43M | -1.7% |
| 2015 | 55.36M | +0.4% |
| 2014 | 55.13M | +1.3% |
| 2013 | 54.41M | -7.7% |
| 2012 | 58.93M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 43.17M | -1.1% | -0.3% |
| June 30, 2025 | 43.32M | -1.1% | -0.2% |
| March 31, 2025 | 43.42M | -0.8% | -0.3% |
| December 31, 2024 | 43.56M | -0.8% | -0.2% |
| September 30, 2024 | 43.66M | -1.4% | -0.3% |
| June 30, 2024 | 43.79M | -2.3% | +0.0% |
| March 31, 2024 | 43.78M | -3.2% | -0.3% |
| December 31, 2023 | 43.90M | -3.7% | -0.9% |
- ARMSTRONG WORLD INDUSTRIES INC showed a decrease of -1.5% in Shares Outstanding compared to the prior fiscal year.
- Over the 2012–2025 period, ARMSTRONG WORLD INDUSTRIES INC’s shares outstanding has declined by 27.2% (from 58.93 million shares to 42.92 million shares).
- The most recent figure is from ARMSTRONG WORLD INDUSTRIES INC’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 24, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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