Notice of AGM

30 March 2026

International Paper Company

Notice of Annual General Meeting

International Paper Company (the "Company") announces that its 2026 Annual Meeting of Shareowners (the "Annual Meeting") will be held virtually on 11 May 2026 at 11 a.m. CT. The Notice of the Annual Meeting has been posted to shareowners and will be available on the Company's website at https://www.internationalpaper.com/investors/financial-reports/sec-filings.

In compliance with UK Listing Rule 6.4.1R, copies of the following documents have been submitted to the Financial Conduct Authority and will shortly be available for inspection in unedited full text on the National Storage Mechanism website at https://data.fca.org.uk/#/nsm/nationalstoragemechanism 

· Annual Report for the year ended December 31, 2025

· Notice of 2026 Annual Meeting of Shareowners and 2026 Proxy Statement

· Form of Proxy for the 2026 Annual Meeting of Shareowners

In compliance with Disclosure Guidance and Transparency Rule 6.3.5, the documents can also be downloaded in pdf format from the Company's website, noted above.

About International Paper

International Paper (NYSE: IP; LSE: IPC) is dedicated to empowering customers, teammates, and shareowners to thrive by delivering innovative, sustainable packaging solutions for a changing world. As a trusted leader in corrugated packaging, we collaborate with partners across industries to protect what matters most - strengthening supply chains, advancing sustainability, and creating lasting value for our stakeholders. Discover more at internationalpaper.com.

For further information please contact:

Media: [email protected]

Investors: Mandi Gilliland; +1-901-419-4595; Michele Vargas, +1-901-419-7287