---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-307535"
form_type: "8-K"
ticker: "PKG"
cik: "0000075677"
company_name: "PACKAGING CORP OF AMERICA"
filed_at: "2025-12-04T23:59:59+00:00"
generated_at: "2026-05-16T14:59:30.559290+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# PCA to shut down Wallula kraft pulping and No.2 machine; $205M restructuring charges

## Summary
- Pre-tax restructuring charges of $205M: $165M non-cash impairment/depreciation, $40M cash for severance and contract termination.
- Headcount reduction of ~200 positions at the Wallula mill.
- Mill capacity reduced by 250,000 tons/year to 285,000 tons/year on recycled linerboard.
- Company expects to lower production cost by ~$125/ton from 2025 levels.
- Remaining capacity to be replaced by production enhancements at other mills starting Q4 2026.

## SEC filing metadata
- accession: 0001193125-25-307535
- form_type: 8-K
- ticker: PKG
- cik: 0000075677
- company_name: PACKAGING CORP OF AMERICA
- filed_at: 2025-12-04T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.05, 2.06, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/75677/000119312525307535/0001193125-25-307535-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/75677/000119312525307535/d50663d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-307535
- JSON: https://secwatch.observer/filing/0001193125-25-307535.json
- Plain text: https://secwatch.observer/filing/0001193125-25-307535.txt

## Source-grounded claims
- claim_id: a06eef412c88e023896d9f0d2b37015601475970
  claim: PACKAGING CORP OF AMERICA announced a impairment with charges of Non-cash impairment and accelerated depreciation charges of $165 million affecting Wallula, Washington containerboard mill (approximately 200 positions).
  evidence_excerpt: These charges include approximately $165 million of non-cash impairment and accelerated depreciation charges and $40 million of cash charges for contract termination, severance, and other charges.
  evidence_url: https://www.sec.gov/Archives/edgar/data/75677/000119312525307535/0001193125-25-307535-index.htm
- claim_id: a292ee4146cdd3337b48daa354fb1f7b005ca46c
  claim: PACKAGING CORP OF AMERICA announced a restructuring with charges of Cash charges of $40 million for contract termination, severance, and other charges affecting Wallula, Washington containerboard mill (approximately 200 positions).
  evidence_excerpt: These charges include approximately $165 million of non-cash impairment and accelerated depreciation charges and $40 million of cash charges for contract termination, severance, and other charges.
  evidence_url: https://www.sec.gov/Archives/edgar/data/75677/000119312525307535/0001193125-25-307535-index.htm

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