
AMEREN CORP — Investor Relations & Filings
Ameren Corporation is a public utility holding company that operates rate-regulated electric and natural gas businesses. The company's core activities include the generation, transmission, and distribution of electricity, as well as the distribution of natural gas. It serves approximately 2.5 million electric and 900,000 natural gas customers across its service territories in Missouri and Illinois. Ameren focuses on modernizing its energy grid to improve reliability and offers a range of services to residential and business customers, including energy-saving programs and online account management tools.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| FORM 8-K | 2026-05-18 | English | |
| S-3ASR | 2026-05-15 | English | |
| 8-K - AMEREN CORP (0001002910) (Filer) | 2026-05-05 | English | |
| ARS - AMEREN CORP (0001002910) (Filer) | 2026-03-31 | English | |
| SCHEDULE 13G/A - AMEREN CORP (0001002910) (Subject) | 2026-03-26 | English | |
| 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English |
Browse filings by year
17 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 46456196 | FORM 8-K | 2026-05-18 | English | ||
| 46361380 | S-3ASR | 2026-05-15 | English | ||
| 41530293 | 8-K - AMEREN CORP (0001002910) (Filer) | 2026-05-05 | English | ||
| 33122083 | ARS - AMEREN CORP (0001002910) (Filer) | 2026-03-31 | English | ||
| 33051801 | SCHEDULE 13G/A - AMEREN CORP (0001002910) (Subject) | 2026-03-26 | English | ||
| 32885059 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885060 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885061 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885062 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885063 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885064 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885065 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885066 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885067 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
| 32885068 | 4 - AMEREN CORP (0001002910) (Filer) | 2026-03-03 | English | ||
Market data
Market data not available
Price history
Peer group · Electric power transmission and distribution activities
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
IndiGrid Infrastructure Trust
Publicly listed power sector InvIT, owning and operating tr…
|
INDIGRID | IN | Electricity, gas, steam and air… |
|
INVERSIONES ELECTRICAS DEL SUR S.A.
Holding company investing in electric power generation, tra…
|
— | CL | Electricity, gas, steam and air… |
|
Inversora Electrica de Buenos Aires S.A.
A holding company primarily engaged in electric power distr…
|
— | AR | Electricity, gas, steam and air… |
|
Iren
A multi-utility company providing energy, water, and enviro…
|
IRD | IT | Electricity, gas, steam and air… |
|
ISA ENERGIA BRASIL S.A.
Private electric power transmission company managing high-v…
|
— | BR | Electricity, gas, steam and air… |
|
JATI TINGGI GROUP BERHAD
Infrastructure utilities engineering solutions for electric…
|
— | MY | Electricity, gas, steam and air… |
|
Jersey Electricity PLC
A vertically integrated power utility supplying low-carbon …
|
JEL | JE | Electricity, gas, steam and air… |
|
JP Elektroprivreda BiH d.d. Sarajevo
Electric utility engaged in power generation, distribution,…
|
JPES | BA | Electricity, gas, steam and air… |
|
JP Elektroprivreda HZHB Mostar
Electric utility generating and distributing power from ren…
|
JPEMR | BA | Electricity, gas, steam and air… |
|
Kamchatskenergo
Generates, transmits, and distributes electric and thermal …
|
KCHE | RU | Electricity, gas, steam and air… |
AMEREN CORP via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/30170/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30170 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=30170 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=30170 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 30170}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for AMEREN CORP (id: 30170)"
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