---
schema_version: "secwatch.filing_event.v1"
accession: "0001868275-26-000041"
form_type: "8-K"
ticker: "CEG"
cik: "0001868275"
company_name: "Constellation Energy Corp"
filed_at: "2026-03-26T23:59:59+00:00"
generated_at: "2026-05-15T08:53:32.776751+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Constellation Energy director Alan Armstrong resigns effective March 23, 2026

## Summary
- Alan Armstrong notified the Board of his resignation on March 23, 2026, effective immediately.
- No reason for the resignation was disclosed in the filing.
- The company has not announced a replacement for the vacated board seat.

## SEC filing metadata
- accession: 0001868275-26-000041
- form_type: 8-K
- ticker: CEG
- cik: 0001868275
- company_name: Constellation Energy Corp
- filed_at: 2026-03-26T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1868275/000186827526000041/0001868275-26-000041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1868275/000186827526000041/ceg-20260323.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001868275-26-000041
- JSON: https://secwatch.observer/filing/0001868275-26-000041.json
- Plain text: https://secwatch.observer/filing/0001868275-26-000041.txt

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