• Koppers to release second-quarter 2026 results before the market opens on Aug. 6, 2026.
• Conference call set for Aug. 6, 2026 at 11:00 a.m. ET to discuss outlook; webcast via https://www.koppers.com.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Koppers Holdings Inc. published the original content used to generate this news brief via PR Newswire (Ref. ID: 202607230755PR_NEWS_USPR_____NE08698) on July 23, 2026, and is solely responsible for the information contained therein.