News Releases Keyword Search Year None20222021202020192018 DateTitle May 17, 2022 Koppers Announces Participation in Upcoming Investor Conferences May 6, 2022 Koppers Reports First Quarter 2022 Results April 25, 2022 Koppers Holdings Inc. Publishes Digital 2021 Annual Report April 22, 2022 Koppers Holdings Inc. Schedules First Quarter 2022 Conference Call April 20, 2022 Koppers President and CEO Leroy Ball to Present Keynote Address At Pittsburgh Chemical Day 2022 April 11, 2022 Koppers Announces Appointment of Stephen Lucas as Vice President of Culture and Engagement April 5, 2022 Koppers Announces Sale of Property and Assets at Facility in Sweetwater, Tennessee March 10, 2022 Two Koppers Employees Named 2022 STEP Ahead Award Honorees By The Manufacturing Institute February 23, 2022 Koppers Reports Fourth Quarter and Full-Year 2021 Results; Provides 2022 Outlook February 23, 2022 Koppers Announces New Leadership Appointments To Support Long-Term Strategy February 23, 2022 Koppers Holdings Inc. Reinstates Quarterly Cash Dividend and Declares First Dividend Since 2014 February 9, 2022 Koppers Holdings Inc. Schedules Fourth Quarter and Full-Year 2021 Conference Call