American Electric Power Co Inc (AEP) stock
AEPNasdaqElectric ServicesFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 28, 2026Score 7/3018% above fair value
$128.91−0.30 (-0.23%)
Close on Nov 12, 2026Market cap $70.19BP/E 21.0Yield 2.90%
American Electric Power operating margin
Operating margin is operating income as a percentage of revenue.
American Electric Power's operating margin for the twelve months ending Sep 30, 2026 was 23.4%. For fiscal 2025 it was 24.3%, against 21.8% the year before. The highest annual figure on record is 24.3% in fiscal 2025.
Annual operating margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 24.3% | +2.5 |
| FY2024 | Dec 31, 2024 | 21.8% | +3.1 |
| FY2023 | Dec 31, 2023 | 18.7% | +1.0 |
| FY2022 | Dec 31, 2022 | 17.7% | −2.6 |
| FY2021 | Dec 31, 2021 | 20.3% | +0.3 |
| FY2020 | Dec 31, 2020 | 20.0% | +3.4 |
| FY2019 | Dec 31, 2019 | 16.7% | +0.1 |
| FY2018 | Dec 31, 2018 | 16.6% | −6.3 |
| FY2017 | Dec 31, 2017 | 22.9% | +15.7 |
| FY2016 | Dec 31, 2016 | 7.1% | −13.2 |
| FY2015 | Dec 31, 2015 | 20.3% | +1.2 |
| FY2014 | Dec 31, 2014 | 19.1% | +0.0 |
| FY2013 | Dec 31, 2013 | 19.1% | +1.3 |
| FY2012 | Dec 31, 2012 | 17.8% | −0.6 |
| FY2011 | Dec 31, 2011 | 18.4% | −0.1 |
| FY2010 | Dec 31, 2010 | 18.5% | −2.1 |
| FY2009 | Dec 31, 2009 | 20.5% | +1.2 |
| FY2008 | Dec 31, 2008 | 19.3% | +2.0 |
| FY2007 | Dec 31, 2007 | 17.3% | – |
Quarterly operating margin
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | 26.5% | +1.2 |
| Q2 FY2026 | Jun 30, 2026 | 22.9% | −4.6 |
| Q1 FY2026 | Mar 31, 2026 | 22.6% | −0.9 |
| Q4 FY2025 | Dec 31, 2025 | 21.0% | −2.4 |
| Q3 FY2025 | Sep 30, 2025 | 25.3% | +0.4 |
| Q2 FY2025 | Jun 30, 2025 | 27.5% | +12.6 |
| Q1 FY2025 | Mar 31, 2025 | 23.5% | +0.2 |
| Q4 FY2024 | Dec 31, 2024 | 23.3% | +9.7 |
| Q3 FY2024 | Sep 30, 2024 | 24.9% | −0.4 |
| Q2 FY2024 | Jun 30, 2024 | 14.9% | −5.1 |
| Q1 FY2024 | Mar 31, 2024 | 23.3% | +8.3 |
| Q4 FY2023 | Dec 31, 2023 | 13.6% | +2.1 |
| Q3 FY2023 | Sep 30, 2023 | 25.3% | +8.5 |
| Q2 FY2023 | Jun 30, 2023 | 20.0% | −1.6 |
| Q1 FY2023 | Mar 31, 2023 | 15.0% | −6.5 |
| Q4 FY2022 | Dec 31, 2022 | 11.5% | −5.4 |
| Q3 FY2022 | Sep 30, 2022 | 16.8% | −7.1 |
| Q2 FY2022 | Jun 30, 2022 | 21.6% | +0.5 |
| Q1 FY2022 | Mar 31, 2022 | 21.5% | +2.6 |
| Q4 FY2021 | Dec 31, 2021 | 16.8% | +1.0 |
| Q3 FY2021 | Sep 30, 2021 | 24.0% | +0.8 |
| Q2 FY2021 | Jun 30, 2021 | 21.2% | +0.5 |
| Q1 FY2021 | Mar 31, 2021 | 18.9% | −1.1 |
| Q4 FY2020 | Dec 31, 2020 | 15.8% | +7.6 |
| Q3 FY2020 | Sep 30, 2020 | 23.2% | +1.0 |
| Q2 FY2020 | Jun 30, 2020 | 20.7% | +5.3 |
| Q1 FY2020 | Mar 31, 2020 | 20.1% | +0.6 |
| Q4 FY2019 | Dec 31, 2019 | 8.1% | −6.3 |
| Q3 FY2019 | Sep 30, 2019 | 22.2% | +6.8 |
| Q2 FY2019 | Jun 30, 2019 | 15.4% | −3.4 |
| Q1 FY2019 | Mar 31, 2019 | 19.4% | +2.0 |
| Q4 FY2018 | Dec 31, 2018 | 14.5% | −4.7 |
| Q3 FY2018 | Sep 30, 2018 | 15.4% | −8.3 |
| Q2 FY2018 | Jun 30, 2018 | 18.9% | −1.6 |
| Q1 FY2018 | Mar 31, 2018 | 17.4% | −10.2 |
| Q4 FY2017 | Dec 31, 2017 | 19.2% | +4.0 |
| Q3 FY2017 | Sep 30, 2017 | 23.8% | – |
| Q2 FY2017 | Jun 30, 2017 | 20.5% | – |
| Q1 FY2017 | Mar 31, 2017 | 27.6% | – |
| Q4 FY2016 | Dec 31, 2016 | 15.2% | – |
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