---
schema_version: "secwatch.filing_event.v1"
accession: "0000051434-26-000112"
form_type: "8-K"
ticker: "IP"
cik: "0000051434"
company_name: "INTERNATIONAL PAPER CO /NEW/"
filed_at: "2026-07-17T20:10:28+00:00"
generated_at: "2026-07-17T20:11:07.604040+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# International Paper appoints Katherine Collins and Lori Ryerkerk to board; two directors to retire at year-end

## Summary
- Katherine Collins (former Head of Sustainable Investing at Putnam) and Lori Ryerkerk (former CEO of Celanese) appointed as independent directors effective Oct 1, 2026.
- Board now has 13 members, 12 of whom are independent.
- Dr. Kathryn Sullivan and Ahmet Dorduncu to retire from board Dec 31, 2026; retirements not due to disagreement.
- Collins brings investment and sustainable investing experience; Ryerkerk brings energy/chemicals operational and public company leadership.

## SEC filing metadata
- accession: 0000051434-26-000112
- form_type: 8-K
- ticker: IP
- cik: 0000051434
- company_name: INTERNATIONAL PAPER CO /NEW/
- filed_at: 2026-07-17T20:10:28+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/51434/000005143426000112/0000051434-26-000112-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/51434/000005143426000112/ip-20260714.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000051434-26-000112
- JSON: https://secwatch.observer/filing/0000051434-26-000112.json
- Plain text: https://secwatch.observer/filing/0000051434-26-000112.txt

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