American Electric Power Inc.
AEP | NASDAQ
$130.33
+$0.12 (+0.09%)
At close: Nov 2, 2026, 4:00 PM ET
$131.42
+$1.09 (+0.83%)
After-hours:
Nov 2, 2026, 5:00 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Oct 30, 2026 | $70.89B | $9.02B | +14.58% |
| Dec 26, 2025 | $61.87B | $12.63B | +25.66% |
| Dec 27, 2024 | $49.23B | $6.96B | +16.47% |
| Dec 29, 2023 | $42.27B | -$6.51B | -13.34% |
| Dec 30, 2022 | $48.78B | $4B | +8.94% |
| Dec 31, 2021 | $44.78B | $3.44B | +8.33% |
| Dec 31, 2020 | $41.33B | -$5.18B | -11.14% |
| Dec 27, 2019 | $46.51B | $9.67B | +26.26% |
| Dec 28, 2018 | $36.84B | $656.03M | +1.81% |
| Dec 29, 2017 | $36.18B | $5.23B | +16.89% |
| Dec 30, 2016 | $30.96B | $2.36B | +8.26% |
| Dec 31, 2015 | $28.59B | -$1.71B | -5.65% |
| Dec 26, 2014 | $30.31B | $7.67B | +33.85% |
| Dec 27, 2013 | $22.64B | $2.17B | +10.61% |
| Dec 28, 2012 | $20.47B | $538.96M | +2.70% |
| Dec 30, 2011 | $19.93B | $2.65B | +15.35% |
| Dec 31, 2010 | $17.28B | $1B | +6.17% |
| Dec 31, 2009 | $16.28B | $3.37B | +26.11% |
| Dec 26, 2008 | $12.91B | -$5.81B | -31.04% |
| Dec 28, 2007 | $18.72B | $1.94B | +11.58% |
| Dec 29, 2006 | $16.77B | n/a | n/a |
Add to Watchlist
Select watchlists to add or remove AEP