---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-023352"
form_type: "8-K"
ticker: "AEE"
cik: "0001002910"
company_name: "AMEREN CORP"
filed_at: "2026-03-04T23:59:59+00:00"
generated_at: "2026-05-15T21:19:31.897939+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Ameren issues $400M of 5.00% Senior Notes due 2036

## Summary
- Sold $400M principal amount of 5.00% Senior Notes due 2036.
- Net proceeds of approximately $396.6M before expenses.
- Issued under existing shelf registration; underwriters include BNY Mellon, J.P. Morgan, RBC, U.S. Bancorp, Wells Fargo.
- Notes closed on March 4, 2026; use of proceeds not specified in filing.

## SEC filing metadata
- accession: 0001104659-26-023352
- form_type: 8-K
- ticker: AEE
- cik: 0001002910
- company_name: AMEREN CORP
- filed_at: 2026-03-04T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1002910/000110465926023352/0001104659-26-023352-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1002910/000110465926023352/tm267933d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-023352
- JSON: https://secwatch.observer/filing/0001104659-26-023352.json
- Plain text: https://secwatch.observer/filing/0001104659-26-023352.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.