| 2026-07-30 | Press release | Armstrong World Industries Appoints Jennifer Kozak to Senior Vice President, Chief Human Resources Officer |
| 2026-07-30 | 8-K | Form 8-K, Item 8.01 |
| 2026-07-28 | Press release | Press release · Q2 2026 · Jul 2026 |
| 2026-07-28 | Deck | Earnings presentation · Q2 2026 · Jul 2026 |
| 2026-07-28 | 8-K | Form 8-K, Item 2.02 results |
| 2026-07-28 | 10-Q | Form 10-Q for the quarter ended Jun 30 |
| 2026-07-21 | 8-K | Form 8-K, Item 8.01 |
| 2026-06-17 | 8-K | Form 8-K, Item 5.07 |
| 2026-05-26 | ESG report | Armstrong World Industries sustainability · FY 2025 |
| 2026-05-12 | Press release | Armstrong World Industries to Attend the 2026 Bank of America Securities Industrials, Transportation and Airlines Key Le |
| 2026-05-11 | 8-K | Form 8-K, Item 7.01 |
| 2026-05-10 | Deck | Download PDF for Armstrong World Industries Investor Presentation May 2026 |
| 2026-04-30 | Proxy | Definitive proxy statement |
| 2026-04-28 | 8-K | Form 8-K, Item 2.02 results |
| 2026-04-28 | 10-Q | Form 10-Q for the quarter ended Mar 31 |
| 2026-04-27 | Press release | Armstrong World Industries Reports First-Quarter 2026 Results |
| 2026-04-27 | Deck | 1st Quarter 2026 Earnings Presentation |
| 2026-04-24 | 8-K | Form 8-K, Item 8.01 |
| 2026-03-02 | Deck | Presentation for Armstrong World Industries Investor Presentation March 2026 for |
| 2026-03-02 | 8-K | Form 8-K, Item 7.01 |
| 2026-02-25 | Transcript | Q4 FY25 earnings call transcript |
| 2026-02-24 | Deck | Earnings presentation · Q4 2025 · Feb 2026 |
| 2026-02-24 | Press release | Press release · Q4 2025 · Feb 2026 |
| 2026-02-24 | 8-K | Form 8-K, Item 2.02 results |
| 2026-02-24 | 10-K | Annual report on Form 10-K, FY25 |
| 2026-02-20 | 8-K | Form 8-K, Item 8.01 |
| 2026-02-19 | 8-K | Form 8-K, Item 8.01 |
| 2026-02-18 | 8-K | Form 8-K, Item 8.01 |
| 2026-02-02 | 8-K | Form 8-K, Item 5.02 |
| 2026-01-14 | 8-K | Form 8-K, Item 5.02 |
| 2025-12-16 | 8-K | Form 8-K, Item 1.01 |
| 2025-11-12 | Press release | Armstrong World Industries to Attend the 2025 Baird Global Industrial Conference |
| 2025-11-10 | 8-K | Form 8-K, Item 7.01 |
| 2025-10-28 | Quarterly report | FORM 10-Q · Q3 2025 |
| 2025-10-28 | Deck | Earnings presentation · Q3 2025 · Oct 2025 |
| 2025-10-28 | 8-K | Form 8-K, Item 2.02 results |
| 2025-10-28 | 10-Q | Form 10-Q for the quarter ended Sep 30 |
| 2025-10-23 | 8-K | Form 8-K, Item 5.02 |
| 2025-10-22 | 8-K | Form 8-K, Item 8.01 |
| 2025-09-18 | 8-K | Form 8-K, Item 8.01 |