---
schema_version: "secwatch.filing_event.v1"
accession: "0001563411-26-000092"
form_type: "8-K"
ticker: "CSTM"
cik: "0001563411"
company_name: "CONSTELLIUM SE"
filed_at: "2026-03-12T23:59:59+00:00"
generated_at: "2026-05-15T13:18:23.824586+00:00"
event_type: "other"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Constellium board authorizes $300M share repurchase program through Dec 2028

## Summary
- New $300M program effective after May 21, 2026 AGM; expires Dec 31, 2028.
- Replaces prior $300M program authorized in Feb 2024; current program remains usable until new one starts.
- CEO Ingrid Joerg says program supports balanced capital allocation and returning capital to shareholders.
- Repurchases may occur in open market, privately-negotiated transactions, or via Rule 10b5-1 plans.
- Program does not require any minimum purchases; may be modified, suspended, or terminated at any time.

## SEC filing metadata
- accession: 0001563411-26-000092
- form_type: 8-K
- ticker: CSTM
- cik: 0001563411
- company_name: CONSTELLIUM SE
- filed_at: 2026-03-12T23:59:59+00:00
- event_type: other
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1563411/000156341126000092/0001563411-26-000092-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1563411/000156341126000092/cstm-20260312.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001563411-26-000092
- JSON: https://secwatch.observer/filing/0001563411-26-000092.json
- Plain text: https://secwatch.observer/filing/0001563411-26-000092.txt

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