Armstrong World Industries Inc.
AWI | NYSE
$161.88
+$2.25 (+1.41%)
At close: Sep 21, 2026, 4:00 PM ET
$161.88
$0 (0.00%)
After-hours:
Sep 21, 2026, 5:55 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 17, 2026 | $6.78B | -$1.52B | -18.31% |
| Dec 25, 2025 | $8.31B | $2.03B | +32.30% |
| Dec 26, 2024 | $6.28B | $1.9B | +43.48% |
| Dec 28, 2023 | $4.38B | $1.21B | +38.37% |
| Dec 29, 2022 | $3.16B | -$2.37B | -42.81% |
| Dec 30, 2021 | $5.53B | $1.97B | +55.16% |
| Dec 30, 2020 | $3.56B | -$1.01B | -22.04% |
| Dec 26, 2019 | $4.57B | $1.65B | +56.34% |
| Dec 27, 2018 | $2.92B | -$285.79M | -8.91% |
| Dec 28, 2017 | $3.21B | $889.25M | +38.33% |
| Dec 29, 2016 | $2.32B | $120.44M | +5.48% |
| Dec 30, 2015 | $2.2B | -$175.99M | -7.41% |
| Dec 25, 2014 | $2.38B | -$501.33M | -17.43% |
| Dec 26, 2013 | $2.88B | $321.7M | +12.59% |
| Dec 27, 2012 | $2.56B | $334.71M | +15.07% |
| Dec 29, 2011 | $2.22B | $54.98M | +2.54% |
| Dec 30, 2010 | $2.17B | $228.71M | +11.81% |
| Dec 30, 2009 | $1.94B | $959.26M | +98.14% |
| Dec 25, 2008 | $977.41M | -$995.21M | -50.45% |
| Dec 27, 2007 | $1.97B | $480.98M | +32.24% |
| Dec 28, 2006 | $1.49B | n/a | n/a |
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