Armstrong World Industries, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-19 | 848.00 | 848.00 | 845.95 | 845.95 | 845.95 | 100 |
| 2026-10-15 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-14 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-13 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-12 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-09 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-08 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 0 |
| 2026-10-07 | 811.50 | 811.50 | 811.50 | 811.50 | 811.50 | 100 |
| 2026-10-06 | 860.50 | 860.50 | 860.50 | 860.50 | 860.50 | 0 |
| 2026-10-05 | 860.50 | 860.50 | 860.50 | 860.50 | 860.50 | 0 |
| 2026-10-02 | 860.50 | 860.50 | 860.50 | 860.50 | 860.50 | 100 |
| 2026-10-01 | 881.16 | 881.16 | 881.16 | 881.16 | 881.16 | 0 |
| 2026-09-30 | 881.16 | 881.16 | 881.16 | 881.16 | 881.16 | 0 |
| 2026-09-29 | 881.16 | 881.16 | 881.16 | 881.16 | 881.16 | 0 |
| 2026-09-28 | 881.16 | 881.16 | 881.16 | 881.16 | 881.16 | 4 |
| 2026-09-27 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-25 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-24 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-23 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-22 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-21 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-20 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-18 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-17 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-16 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-15 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-14 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-11 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-10 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-09 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-08 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-07 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-04 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-03 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-02 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-09-01 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-31 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-28 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-27 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-26 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-25 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-24 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-21 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-20 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-19 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-18 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-17 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-14 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-13 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-12 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 0 |
| 2026-08-11 | 958.50 | 958.50 | 958.50 | 958.50 | 958.50 | 90 |
| 2026-08-10 | 952.50 | 952.50 | 952.50 | 952.50 | 952.50 | 0 |
| 2026-08-07 | 952.50 | 952.50 | 952.50 | 952.50 | 952.50 | 60 |
| 2026-08-06 | 945.10 | 945.10 | 945.10 | 945.10 | 945.10 | 0 |
| 2026-08-05 | 949.00 | 949.00 | 945.00 | 945.10 | 945.10 | 231 |
| 2026-08-04 | 867.50 | 867.50 | 867.50 | 867.50 | 867.50 | 0 |
| 2026-08-03 | 867.50 | 867.50 | 867.50 | 867.50 | 866.30 | 0 |
| 2026-07-31 | 867.50 | 867.50 | 867.50 | 867.50 | 866.30 | 0 |
| 2026-07-30 | 867.50 | 867.50 | 867.50 | 867.50 | 866.30 | 150 |
| 2026-07-29 | 910.00 | 910.00 | 910.00 | 910.00 | 908.74 | 0 |
Page 1 of 21 · 1,254 trading daysOlder →
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-08-04 | 1.2306 USD |
| 2026-05-08 | 1.2001 USD |
| 2026-03-04 | 1.2528 USD |
| 2025-11-05 | 1.2790 USD |
| 2025-08-06 | 1.1726 USD |
| 2025-05-07 | 1.2189 USD |
| 2025-03-05 | 1.2340 USD |
| 2024-11-06 | 1.2531 USD |
| 2024-08-07 | 1.0830 USD |
| 2024-05-08 | 1.0094 USD |
| 2024-02-28 | 0.9787 USD |
| 2023-10-31 | 0.9573 USD |
| 2023-08-02 | 1.2629 USD |
| 2023-05-03 | 1.2663 USD |
| 2023-03-01 | 1.3379 USD |
| 2022-11-01 | 1.3582 USD |
| 2022-08-03 | 1.2002 USD |
| 2022-05-04 | 1.1266 USD |
| 2022-03-02 | 1.1644 USD |
| 2021-11-03 | 1.2837 USD |
| 2021-08-04 | 1.1396 USD |
| 2021-05-05 | 1.1134 USD |
| 2020-08-05 | 1.1301 USD |
| 2020-05-06 | 1.1200 USD |
| 2020-03-04 | 1.0086 USD |
| 2019-11-06 | 0.8426 USD |
Open, high, low and close are as traded (BRL). Adjusted close accounts for splits and dividends. Educational only, not financial advice.