AMEREN CORP

AEE - Company ID 0001002910

Market cap$31.26 B

Rank#450

Filings2,542

AMEREN CORP has filed 2,542 public company documents between 1995 and 2026. The most frequent type is insider trade (1,179 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.

Continue researchAEE overview$31.26 BMarket cap, financials, charts, and latest company context.

Continue researchMarket cap historyRank #450See the market value trend behind the filing history.

Continue researchRevenue trendAnnual historyMove from documents into filing-backed operating results.

Continue researchCompare with DUKPeer viewPut AEE beside DUK across market cap, revenue, income, and filings.

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Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.

Type	Filing	Filed	Period covered	Open
8-A12B	8-A12B	24y ago2002-02-26	-	View filing
424B5	Prospectus supplement	24y ago2002-02-20	-	View filing
424B5	Prospectus supplement	24y ago2002-02-20	-	View filing
S-3/A	S-3/A	24y ago2002-02-19	-	View filing
8-K	Major company event	24y ago2002-02-14	2002-02-13	View filing
SC 13G	Passive ownership stake	24y ago2002-02-11	-	View filing
SC 13G/A	Passive ownership stake (update)	24y ago2002-02-11	-	View filing
U-1/A	U-1/A	24y ago2002-02-05	-	View filing
S-3	Securities registration	24y ago2002-01-31	-	View filing
NO ACT	NO ACT	24y ago2002-01-24	2001-12-19	View filing
8-K	Major company event	24y ago2002-01-08	2002-01-07	View filing
8-K	Major company event	24y ago2001-12-05	2001-12-05	View filing
35-CERT	35-CERT	24y ago2001-11-27	-	View filing
U-6B-2	U-6B-2	24y ago2001-11-27	-	View filing
10-Q	Quarterly report	24y ago2001-11-14	2001-09-30	View filing
S-8	Employee stock plan	24y ago2001-10-24	-	View filing
U-1/A	U-1/A	24y ago2001-10-05	-	View filing
U-1	U-1	24y ago2001-09-14	-	View filing
35-CERT	35-CERT	24y ago2001-08-29	-	View filing
U-6B-2	U-6B-2	24y ago2001-08-29	-	View filing
RW	RW	24y ago2001-08-21	-	View filing
10-Q	Quarterly report	24y ago2001-08-14	2001-06-30	View filing
8-K	Major company event	25y ago2001-07-06	2001-07-01	View filing
11-K	Employee plan annual report	25y ago2001-06-29	2000-12-31	View filing
11-K	Employee plan annual report	25y ago2001-06-29	2000-12-31	View filing
11-K	Employee plan annual report	25y ago2001-06-29	2000-12-31	View filing
POS AMC	POS AMC	25y ago2001-06-27	-	View filing
U-1/A	U-1/A	25y ago2001-06-26	-	View filing
U-6B-2	U-6B-2	25y ago2001-05-30	-	View filing
35-CERT	35-CERT	25y ago2001-05-30	-	View filing
POS AMC	POS AMC	25y ago2001-05-21	-	View filing
8-K	Major company event	25y ago2001-05-17	2001-05-17	View filing
10-Q	Quarterly report	25y ago2001-05-15	2001-03-31	View filing
U5S	U5S	25y ago2001-05-01	2000-12-31	View filing
POS AMC	POS AMC	25y ago2001-05-01	-	View filing
U-13-60	U-13-60	25y ago2001-04-27	2000-12-31	View filing
U-1/A	U-1/A	25y ago2001-04-05	-	View filing
U-1	U-1	25y ago2001-04-04	-	View filing
10-K405	10-K405	25y ago2001-03-30	2000-12-31	View filing
35-CERT	35-CERT	25y ago2001-03-28	-	View filing
U-1/A	U-1/A	25y ago2001-03-22	-	View filing
DEF 14A	Proxy statement	25y ago2001-03-15	2001-04-24	View filing
U-12-IB	U-12-IB	25y ago2001-02-28	-	View filing
35-CERT	35-CERT	25y ago2001-02-28	-	View filing
U-6B-2	U-6B-2	25y ago2001-02-27	-	View filing
SC 13G/A	Passive ownership stake (update)	25y ago2001-02-12	-	View filing
U-1/A	U-1/A	25y ago2001-02-09	-	View filing
8-K	Major company event	25y ago2001-01-12	2001-01-12	View filing
U-1	U-1	25y ago2000-12-21	-	View filing
POS AMC	POS AMC	25y ago2000-12-04	-	View filing

AMEREN CORP

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