---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-073994"
form_type: "8-K"
ticker: "AEE"
cik: "0001002910"
company_name: "AMEREN CORP"
filed_at: "2024-06-21T23:59:59+00:00"
generated_at: "2026-06-01T02:40:58.190913+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# MoPSC authorizes $470M in securitized bonds for Rush Island Energy Center retirement

## Summary
- MoPSC issued Financing Order on June 20, 2024, authorizing ~$470M in securitized utility tariff bonds by Ameren Missouri subsidiary.
- Bonds will finance energy transition costs including unrecovered net plant balance and closure/decommissioning of Rush Island Energy Center.
- Order found retirement decision reasonable and prudent; no ruling on prudency of prior NSR/Clean Air Act actions.
- Rehearing requests due by July 19, 2024; order subject to appeal thereafter.

## SEC filing metadata
- accession: 0001104659-24-073994
- form_type: 8-K
- ticker: AEE
- cik: 0001002910
- company_name: AMEREN CORP
- filed_at: 2024-06-21T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1002910/000110465924073994/0001104659-24-073994-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/100826/000110465924073994/tm2417738d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-073994
- JSON: https://secwatch.observer/filing/0001104659-24-073994.json
- Plain text: https://secwatch.observer/filing/0001104659-24-073994.txt

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