---
schema_version: "secwatch.filing_event.v1"
accession: "0001157523-23-000452"
form_type: "8-K"
ticker: "AA"
cik: "0001675149"
company_name: "Alcoa Corp"
filed_at: "2023-03-16T23:59:59+00:00"
generated_at: "2026-06-18T00:36:07.781326+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Alcoa permanently closes Intalco smelter; records $120M restructuring charge

## Summary
- Permanent closure of 279K mtpy Intalco smelter (idle since 2020); charges of ~$120M pre/after-tax ($0.67/share).
- Cash outlays of ~$85M over three years, ~$25M in 2023 for decommissioning and demolition.
- AltaGas acquires rights to develop ~1,600 acres at the site, including transportation and utility infrastructure.
- 19 employees currently at the smelter; some will remain to assist with closure and redevelopment.

## SEC filing metadata
- accession: 0001157523-23-000452
- form_type: 8-K
- ticker: AA
- cik: 0001675149
- company_name: Alcoa Corp
- filed_at: 2023-03-16T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.05, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1675149/000115752323000452/0001157523-23-000452-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1675149/000115752323000452/a53363088.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001157523-23-000452
- JSON: https://secwatch.observer/filing/0001157523-23-000452.json
- Plain text: https://secwatch.observer/filing/0001157523-23-000452.txt

## Key facts
- Restructurings & Charges
  Alcoa Corp announced a restructuring with charges of approximately $120 million affecting Intalco aluminum smelter (19 employees).
  - Type: restructuring
  - Charge: approximately $120 million
  - Affected area: Intalco aluminum smelter
  - Headcount: 19 employees
  source text: to prepare the site for potential redevelopment will begin immediately. The Company will record restructuring and related charges in the first quarter of 2023 of approximately $120 million (pre- and after-tax), or $0.67 per share, related to the permanent closure of the Smelter. These charges include: approximately $17 million of asset impairments; approximately
  evidence_url: https://www.sec.gov/Archives/edgar/data/1675149/000115752323000452/0001157523-23-000452-index.htm

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