ii → ㎡ KOPPERS ) K 2 Executive Officer Formal Presentations & Remarks: 8:30 a.m. to 10:30 a.m. Central Time (9:30 a.m. to 11:30 a.m. Eastern Time) Wednesday, September 13, 2023, 6:40 p.m. Central Time For any questions, please contact KOP@christensenir.com · 480-614-3012 Q2 2023 Summary of Key Metrics 5 25% ▪ UIP Leadership: Completed Foundations and Observations Training ✓ YTD 6/30/23, UIP recordable injury rate decreased ~75% from prior year ▪ Zero Harm key elements discussed globally on monthly "Toolbox ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) (IRS Employer Identification No.) 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices) (412) 227-2001 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) (IRS Employer Identification No.) 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices) (412) 227-2001 ...

Koppers Holdings Inc. (NYSE:KOP) Q4 2022 Earnings Conference Call February 27, 2023 11:00 AM ET Company Participants Quynh McGuire - VP-IR Leroy Ball - President and CEO Jimmi Sue Smith - CFO Conference Call Participants Liam Burke - B. Riley FBR Laurence Alexander - Jefferies Operator Good morning, ladies and gentlemen. Thank you for standing by. Welcome to Koppers Fourth Quarter and Full Year 2022 Earnings Conference Call and Webcast. [Operator Instruction] Please note that this event is being recorded. I ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 For the fiscal year ended December 31, 2022 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) FORM 10-K (IRS Employer Identification No.) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (412) 227-2001 (Address of principal executive offices) (Reg ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) (IRS Employer Identification No.) 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices) (412) 227- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) (IRS Employer Identification No.) 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices) (412) 227-2001 ...

EXPAND & OPTIMIZE Investor Presentation B. Riley Securities Institutional Investor Conference May 26, 2022 Forward Looking Statement Certain statements in this presentation are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 and may include, but are not limited to, statements about sales levels, acquisitions, restructuring, profitability and anticipated synergies, expenses and cash outflows. All forward-looking statements involve risks and uncertaintie ...

Koppers Holdings Inc (NYSE:KOP) Q1 2022 Earnings Conference Call May 6, 2022 11:00 AM ET Company Participants Quynh McGuire - VP of IR Leroy Ball - President and CEO Jimmi Sue Smith - CFO James Sullivan - EVP, COO Conference Call Participants Chris Shaw - Moness, Crespi & Hardt Liam Burke - B. Riley Securities Chris Howe - Barrington Research Laurence Alexander - Jefferies Operator Good morning, ladies and gentlemen, thank you for standing by. Welcome to Koppers Q1 2022 Earnings Conference Call and Webcast. ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 Commission file number 1-32737 KOPPERS HOLDINGS INC. (Exact name of registrant as specified in its charter) Pennsylvania 20-1878963 (State of incorporation) (IRS Employer Identification No.) 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices) (412) 227-2001 ...