# American Electric Power Co Inc: overview

AEP · Nasdaq · CIK 4904 · [Utilities](/sectors/utilities.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/aep.md) · [Financials](/companies/aep/financials.md) · [Filings](/companies/aep/filings.md) · [Insiders](/companies/aep/insiders.md)

Latest reported revenue: [$5.92bn](/filings/0000004904-26-000034.md) for Q1 FY2026, three months to 2026-03-31, from the 10-Q filed May 5, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0000004904-26-000034).

## Last eight quarters

| Line item | Unit | Q2 FY2024 (2024-06-30) | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [4,658](/filings/0000004904-25-000141.md) | [5,470](/filings/0000004904-25-000171.md) | [4,757 d](/filings/0000004904-26-000013.md) | [5,631](/filings/0000004904-26-000034.md) | [5,055](/filings/0000004904-25-000141.md) | [5,962](/filings/0000004904-25-000171.md) | [5,269 d](/filings/0000004904-26-000013.md) | [5,921](/filings/0000004904-26-000034.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [14.7%](/filings/0000004904-25-000141.md) | [24.7%](/filings/0000004904-25-000171.md) | [23.0% d](/filings/0000004904-26-000013.md) | [22.8%](/filings/0000004904-26-000034.md) | [27.7%](/filings/0000004904-25-000141.md) | [25.5%](/filings/0000004904-25-000171.md) | [21.1% d](/filings/0000004904-26-000013.md) | [23.0%](/filings/0000004904-26-000034.md) |
| Net margin | % | [7.4%](/filings/0000004904-25-000171.md) | [17.6%](/filings/0000004904-24-000100.md) | [14.0% d](/filings/0000004904-26-000013.md) | [14.2%](/filings/0000004904-26-000034.md) | [25.5%](/filings/0000004904-25-000171.md) | [16.8%](/filings/0000004904-25-000171.md) | [11.5% d](/filings/0000004904-26-000013.md) | [15.3%](/filings/0000004904-26-000034.md) |
| Diluted EPS | $ per share | [0.64](/filings/0000004904-25-000141.md) | [1.80](/filings/0000004904-25-000171.md) | not reported | [1.50](/filings/0000004904-26-000034.md) | [2.29](/filings/0000004904-25-000141.md) | [1.81](/filings/0000004904-25-000171.md) | not reported | [1.60](/filings/0000004904-26-000034.md) |
| Free cash flow | $m | not reported | [2,173 d](/filings/0000004904-25-000171.md) | [1,328 d](/filings/0000004904-26-000013.md) | [1,450](/filings/0000004904-26-000034.md) | [(138) d](/filings/0000004904-25-000141.md) | [2,162 d](/filings/0000004904-25-000171.md) | [17.5 d](/filings/0000004904-26-000013.md) | [554](/filings/0000004904-26-000034.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Net income: us-gaap:NetIncomeLoss. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquireProductiveAssets. Derived values: 6-month figure less the 3-month figure; 9-month figure less the 6-month figure; 12-month figure less the 9-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $bn | [16.8](/filings/0000004904-24-000020.md) | [19.4](/filings/0000004904-25-000027.md) | [19.5](/filings/0000004904-26-000013.md) | [20.0](/filings/0000004904-26-000013.md) | [21.7](/filings/0000004904-26-000013.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [20.3%](/filings/0000004904-24-000020.md) | [18.0%](/filings/0000004904-25-000027.md) | [18.3%](/filings/0000004904-26-000013.md) | [21.6%](/filings/0000004904-26-000013.md) | [24.5%](/filings/0000004904-26-000013.md) |
| Net margin | % | [14.8%](/filings/0000004904-24-000020.md) | [11.9%](/filings/0000004904-25-000027.md) | [11.4%](/filings/0000004904-26-000013.md) | [14.9%](/filings/0000004904-26-000013.md) | [17.0%](/filings/0000004904-26-000013.md) |
| Diluted EPS | $ per share | [4.96](/filings/0000004904-24-000020.md) | [4.49](/filings/0000004904-25-000027.md) | [4.24](/filings/0000004904-26-000013.md) | [5.58](/filings/0000004904-26-000013.md) | [6.66](/filings/0000004904-26-000013.md) |
| Free cash flow | $bn | not reported | not reported | [4.9](/filings/0000004904-26-000013.md) | [6.4](/filings/0000004904-26-000013.md) | [3.5](/filings/0000004904-26-000013.md) |

- Revenue. XBRL Revenue: us-gaap:Revenues; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:Revenues; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:Revenues; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:Revenues; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquireProductiveAssets.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/aep/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $6.98bn | 51,024,057 |  | Added +3,226,328 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $4.86bn | 35,529,471 |  | Added +391,049 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $4.21bn | 30,783,142 |  | Added +495,006 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $3.21bn | 23,492,086 |  | Added +7,883,530 |
| [Invesco Ltd.](/funds/914208.md) | 2026-06-30 | $2.67bn | 19,527,874 |  | Added +11,825,998 |
| [MORGAN STANLEY](/funds/895421.md) | 2026-06-30 | $2.60bn | 18,980,444 |  | Added +4,494,275 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $1.96bn | 14,404,302 |  | Added +181,511 |
| [WELLINGTON MANAGEMENT GROUP LLP](/funds/902219.md) | 2026-06-30 | $1.90bn | 13,872,005 |  | Added +715,613 |
| [BANK OF AMERICA CORP /DE/](/funds/70858.md) | 2026-06-30 | $1.68bn | 12,269,851 |  | Added +7,107,349 |
| [GOLDMAN SACHS GROUP INC](/funds/886982.md) | 2026-06-30 | $1.50bn | 10,965,480 |  | Added +5,814,088 |

## Recent filings

[All 2,122 filings](/companies/aep/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-28 | 10:17 ET | [10-Q](/filings/0000004904-26-000072.md) | Quarterly report, period 2026-09-30 | 0000004904-26-000072 |
| 2026-10-28 | 06:59 ET | [8-K](/filings/0000004904-26-000069.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000004904-26-000069 |
| 2026-09-30 | 07:01 ET | [8-K](/filings/0000004904-26-000063.md) | 5.02 Departure or appointment of officers or directors | 0000004904-26-000063 |
| 2026-07-30 | 10:12 ET | [10-Q](/filings/0000004904-26-000059.md) | Quarterly report, period 2026-06-30 | 0000004904-26-000059 |
| 2026-07-30 | 06:59 ET | [8-K](/filings/0000004904-26-000055.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000004904-26-000055 |
| 2026-07-21 | 08:28 ET | [8-K](/filings/0000004904-26-000048.md) | 5.02 Departure or appointment of officers or directors | 0000004904-26-000048 |
| 2026-05-14 | 16:06 ET | [8-K](/filings/0001193125-26-223988.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-223988 |
| 2026-05-05 | 10:23 ET | [10-Q](/filings/0000004904-26-000034.md) | Quarterly report, period 2026-03-31 | 0000004904-26-000034 |
| 2026-05-05 | 07:03 ET | [8-K](/filings/0000004904-26-000031.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000004904-26-000031 |
| 2026-04-29 | 17:25 ET | [8-K](/filings/0000004904-26-000026.md) | 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0000004904-26-000026 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0000004904-26-000013.md), filed Feb 12, 2026.

## Forecast league

Not in this season’s league. [This season’s league](/leagues.md)

## About the filer

- CIK: 4904
- Tickers: AEP
- Exchange: Nasdaq
- SIC code: 4911 Electric Services
- State of incorporation: NY
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 31, 2026, 15:25 ET. No prices; not investment advice.