# Ameren Corp: overview

AEE · NYSE · CIK 1002910 · [Utilities](/sectors/utilities.md) · fiscal year ends Dec 31

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

Latest reported revenue: [$2.09bn](/filings/0001002910-26-000023.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Aug 3, 2026 (XBRL us-gaap:Revenues, accession 0001002910-26-000023).

## Last eight quarters

| Line item | Unit | 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) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [2,173](/filings/0001002910-25-000129.md) | [1,941 d](/filings/0001002910-26-000009.md) | [2,097](/filings/0001002910-26-000015.md) | [2,221](/filings/0001002910-26-000023.md) | [2,699](/filings/0001002910-25-000129.md) | [1,782 d](/filings/0001002910-26-000009.md) | [2,176](/filings/0001002910-26-000015.md) | [2,092](/filings/0001002910-26-000023.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [27.0%](/filings/0001002910-25-000129.md) | [10.2% d](/filings/0001002910-26-000009.md) | [20.5%](/filings/0001002910-26-000015.md) | [18.5%](/filings/0001002910-26-000023.md) | [30.6%](/filings/0001002910-25-000129.md) | [20.2% d](/filings/0001002910-26-000009.md) | [24.4%](/filings/0001002910-26-000015.md) | [21.9%](/filings/0001002910-26-000023.md) |
| Net margin | % | [21.0%](/filings/0001002910-25-000129.md) | [10.7% d](/filings/0001002910-26-000009.md) | [13.8%](/filings/0001002910-26-000015.md) | [12.5%](/filings/0001002910-26-000023.md) | [23.7%](/filings/0001002910-25-000129.md) | [14.2% d](/filings/0001002910-26-000009.md) | [16.5%](/filings/0001002910-26-000015.md) | [15.1%](/filings/0001002910-26-000023.md) |
| Diluted EPS | $ per share | [1.70](/filings/0001002910-25-000129.md) | not reported | [1.07](/filings/0001002910-26-000015.md) | [1.01](/filings/0001002910-26-000023.md) | [2.35](/filings/0001002910-25-000129.md) | not reported | [1.28](/filings/0001002910-26-000015.md) | [1.13](/filings/0001002910-26-000023.md) |
| Free cash flow | $m | [(240) d](/filings/0001002910-25-000129.md) | [(473) d](/filings/0001002910-26-000009.md) | [(633)](/filings/0001002910-26-000015.md) | [(204) d](/filings/0001002910-26-000023.md) | [116 d](/filings/0001002910-25-000129.md) | [(54.0) d](/filings/0001002910-26-000009.md) | [(1,153)](/filings/0001002910-26-000015.md) | [(309) d](/filings/0001002910-26-000023.md) |

- Revenue. XBRL Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:Revenues. 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; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-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 | $m | [6,394](/filings/0001002910-24-000056.md) | [7,957](/filings/0001002910-25-000055.md) | [7,500](/filings/0001002910-26-000009.md) | [7,623](/filings/0001002910-26-000009.md) | [8,799](/filings/0001002910-26-000009.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [20.8%](/filings/0001002910-24-000056.md) | [19.0%](/filings/0001002910-25-000055.md) | [20.8%](/filings/0001002910-26-000009.md) | [19.9%](/filings/0001002910-26-000009.md) | [23.0%](/filings/0001002910-26-000009.md) |
| Net margin | % | [15.6%](/filings/0001002910-24-000056.md) | [13.6%](/filings/0001002910-25-000055.md) | [15.4%](/filings/0001002910-26-000009.md) | [15.6%](/filings/0001002910-26-000009.md) | [16.6%](/filings/0001002910-26-000009.md) |
| Diluted EPS | $ per share | [3.84](/filings/0001002910-24-000056.md) | [4.14](/filings/0001002910-25-000055.md) | [4.38](/filings/0001002910-26-000009.md) | [4.42](/filings/0001002910-26-000009.md) | [5.35](/filings/0001002910-26-000009.md) |
| Free cash flow | $m | [(1,818)](/filings/0001002910-24-000056.md) | [(1,088)](/filings/0001002910-25-000055.md) | [(1,033)](/filings/0001002910-26-000009.md) | [(1,556)](/filings/0001002910-26-000009.md) | [(775)](/filings/0001002910-26-000009.md) |

- Revenue. XBRL Revenue: us-gaap:Revenues.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:Revenues.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:Revenues.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:Revenues.
- 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:PaymentsToAcquirePropertyPlantAndEquipment.

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/aee/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 | $2.92bn | 25,818,527 |  | Added +2,021,173 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $2.04bn | 18,050,825 |  | Added +124,972 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $1.81bn | 16,011,790 |  | Added +174,896 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $1.72bn | 15,171,626 |  | Added +242,242 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $880.8m | 7,820,813 |  | Added +162,556 |
| [FRANKLIN RESOURCES INC](/funds/38777.md) | 2026-06-30 | $689.4m | 6,099,146 |  | Added +416,771 |
| [AMERIPRISE FINANCIAL INC](/funds/820027.md) | 2026-06-30 | $671.1m | 5,936,910 |  | Reduced −336,610 |
| [JANUS HENDERSON GROUP PLC](/funds/1274173.md) | 2026-03-31 | $591.1m | 5,377,156 |  | Not compared |
| [Jupiter Topco LLC](/funds/2146052.md) | 2026-06-30 | $578.3m | 5,115,469 |  | Not compared |
| [FMR LLC](/funds/315066.md) | 2026-06-30 | $541.0m | 4,786,206 |  | Reduced −229,988 |

## Recent filings

[All 1,333 filings](/companies/aee/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-18 | 13:07 ET | [8-K](/filings/0001104659-26-108859.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-26-108859 |
| 2026-08-04 | 17:15 ET | [8-K](/filings/0001104659-26-090493.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-26-090493 |
| 2026-07-30 | 16:31 ET | [8-K](/filings/0001002910-26-000020.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001002910-26-000020 |
| 2026-05-05 | 16:33 ET | [8-K](/filings/0001002910-26-000013.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001002910-26-000013 |
| 2026-03-31 | 16:16 ET | [DEF 14A](/filings/0001104659-26-037756.md) | Proxy statement, period 2026-05-14 | 0001104659-26-037756 |
| 2026-03-04 | 13:23 ET | [8-K](/filings/0001104659-26-023352.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-26-023352 |
| 2026-02-11 | 16:32 ET | [8-K](/filings/0001002910-26-000005.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001002910-26-000005 |
| 2026-02-09 | 16:22 ET | [8-K](/filings/0001104659-26-012085.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-26-012085 |
| 2025-12-15 | 16:15 ET | [8-K](/filings/0001104659-25-121146.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-25-121146 |
| 2025-11-05 | 16:35 ET | [8-K](/filings/0001002910-25-000127.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001002910-25-000127 |

## Latest annual report

No annual report is in coverage.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/e03849dc-43c5-41a9-8739-01ce2b265a61)

## About the filer

- CIK: 1002910
- Tickers: AEE
- Exchange: NYSE
- SIC code: 4931 Electric & Other Services Combined
- State of incorporation: MO
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:29 ET. No prices; not investment advice.