ADTRAN Inc.
ADTN | NASDAQ
$7.21
+$0.01 (+0.14%)
At close: Sep 21, 2026, 4:00 PM ET
$7.25
+$0.04 (+0.55%)
After-hours:
Sep 21, 2026, 7:30 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 20, 2026 | $581.41M | -$115.93M | -16.63% |
| Dec 25, 2025 | $697.34M | $49.14M | +7.58% |
| Dec 26, 2024 | $648.2M | $72.82M | +12.66% |
| Dec 28, 2023 | $575.38M | -$796.97M | -58.07% |
| Dec 29, 2022 | $1.37B | $304.68M | +28.54% |
| Dec 30, 2021 | $1.07B | $357.07M | +50.25% |
| Dec 30, 2020 | $710.6M | $244.79M | +52.55% |
| Dec 26, 2019 | $465.81M | -$50.42M | -9.77% |
| Dec 27, 2018 | $516.22M | -$410.06M | -44.27% |
| Dec 28, 2017 | $926.28M | -$157.02M | -14.49% |
| Dec 29, 2016 | $1.08B | $230.02M | +26.96% |
| Dec 30, 2015 | $853.29M | -$354.9M | -29.37% |
| Dec 25, 2014 | $1.21B | -$357.54M | -22.84% |
| Dec 26, 2013 | $1.57B | $345.4M | +28.30% |
| Dec 27, 2012 | $1.22B | -$710.61M | -36.80% |
| Dec 29, 2011 | $1.93B | -$393.35M | -16.92% |
| Dec 30, 2010 | $2.32B | $926.21M | +66.25% |
| Dec 30, 2009 | $1.4B | $527.35M | +60.56% |
| Dec 25, 2008 | $870.72M | -$595.26M | -40.60% |
| Dec 27, 2007 | $1.47B | -$161.33M | -9.91% |
| Dec 28, 2006 | $1.63B | n/a | n/a |
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