---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-181330"
form_type: "8-K"
ticker: "PKG"
cik: "0000075677"
company_name: "PACKAGING CORP OF AMERICA"
filed_at: "2025-08-15T23:59:59+00:00"
generated_at: "2026-05-17T12:40:03.232569+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# PKG prices $500M 5.200% Senior Notes due 2035 to fund Greif containerboard acquisition

## Summary
- Issued $500M of 5.200% Senior Notes due August 15, 2035; net proceeds ~$495.1M.
- Net proceeds, plus term loan draws and cash, will finance the Greif containerboard acquisition and related fees.
- Notes redeemable at any time prior to May 15, 2035 at Treasury Rate plus 15bps make-whole premium.
- If Greif acquisition not closed by June 30, 2026, company must redeem notes at 101% of principal plus accrued interest.
- Notes are unsecured senior obligations; indenture limits liens, sale-leasebacks, and asset dispositions.

## SEC filing metadata
- accession: 0001193125-25-181330
- form_type: 8-K
- ticker: PKG
- cik: 0000075677
- company_name: PACKAGING CORP OF AMERICA
- filed_at: 2025-08-15T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/75677/000119312525181330/0001193125-25-181330-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/75677/000119312525181330/d42733d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-181330
- JSON: https://secwatch.observer/filing/0001193125-25-181330.json
- Plain text: https://secwatch.observer/filing/0001193125-25-181330.txt

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