---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-249153"
form_type: "8-K"
ticker: "AEE"
cik: "0001002910"
company_name: "AMEREN CORP"
filed_at: "2021-08-17T23:59:59+00:00"
generated_at: "2026-06-29T09:25:30.481539+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Ameren elects Theresa A. Shaw as Chief Accounting Officer; Steinke shifts to transformation role

## Summary
- Theresa A. Shaw named Senior VP, Finance & Chief Accounting Officer, effective Aug 16, 2021.
- Shaw's base salary increased to $350,000; STIP target to 55%; LTIP target to 90% of base.
- Shaw receives LTIP award of 373 target PSUs and 161 RSUs effective Oct 1, 2021.
- Bruce A. Steinke steps down as principal accounting officer but remains at Ameren Services as Senior VP & Chief Transformation Officer.
- Shaw has been with Ameren since 2002, most recently Senior VP of Regulatory Affairs at Ameren Illinois.

## SEC filing metadata
- accession: 0001193125-21-249153
- form_type: 8-K
- ticker: AEE
- cik: 0001002910
- company_name: AMEREN CORP
- filed_at: 2021-08-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1002910/000119312521249153/0001193125-21-249153-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1002910/000119312521249153/d340706d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-249153
- JSON: https://secwatch.observer/filing/0001193125-21-249153.json
- Plain text: https://secwatch.observer/filing/0001193125-21-249153.txt

## Key facts
- Executive change
  Bruce A. Steinke changed role as Senior Vice President, Finance and Chief Accounting Officer at AMEREN CORP.
  - Action: ceased to perform duties of principal accounting officer
  - Role: Senior Vice President, Finance and Chief Accounting Officer
  source text: Bruce A. Steinke, who had previously served as the Company’s Senior Vice President, Finance and Chief Accounting Officer, ceased to perform the duties of principal accounting officer. Mr. Steinke will continue with Ameren Services in a new role, as Senior Vice President and Chief Transformation Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1002910/000119312521249153/0001193125-21-249153-index.htm

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