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, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-36313 TIMKENSTEEL CORPORATION (Exact name of registrant as specified in its charter) Ohio 46-4024951 (State or other jurisdiction of inc ...

TimkenSteel Corporation (TMST) Q2 2023 Earnings Conference Call August 4, 2023 9:00 AM ET Company Participants Jennifer Beeman - Director of Communications and Investor Relations Michael Williams - President and Chief Executive Officer Kristopher Westbrooks - Chief Financial Officer Conference Call Participants John Franzreb - Sidoti & Company, LLC Operator Good morning. My name is Chris, and I’ll be your conference operator today. At this time, I’d like to welcome everyone to the TimkenSteel Corporation Q2 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Commission file number: 1-36313 TIMKENSTEEL CORPORATION (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) 1835 Dueber Avenue SW, Canton, OH 44706 ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 19 ...

TimkenSteel Corp (TMST) Q1 2023 Earnings Conference Call May 5, 2023 9:00 AM ET Company Participants Jennifer Beeman - Senior Manager, Communications & IR Michael Williams - CEO, President & Director Kristopher Westbrooks - EVP & CFO Conference Call Participants John Franzreb - Sidoti & Company Philip Gibbs - KeyBanc Capital Markets David Storms - Stonegate Capital Markets Operator Thank you for standing by. My name is Briana, and I will be your conference operator today. At this time, I would like to welco ...

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 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-36313 TIMKENSTEEL CORPORATION (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organi ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 1-36313 TIMKENSTEEL CORPORATION (Exact name of registrant as specified in its charter) Ohio 46-4024951 (State or other jurisdiction of incorporat ...

TimkenSteel Corp (TMST) Q4 2022 Earnings Conference Call February 24, 2023 9:00 AM ET Company Participants Jennifer Beeman - Director of Communications and Investor Relations Mike Williams - President and Chief Executive Officer Kristopher Westbrooks - Executive Vice President and Chief Financial Officer Kevin Raketich - Executive Vice President and Chief Commercial Officer Conference Call Participants Dave Storms - Stonegate Phil Gibbs - KeyBanc Capital Markets John Franzreb - Sidoti & Company Operator Goo ...

TimkenSteel Corp (TMST) Q3 2022 Earnings Conference Call November 4, 2022 9:00 AM ET Company Participants Jennifer Beeman - Director, Communications & IR Mike Williams - CEO, President & Director Kristopher Westbrooks - EVP & CFO Kevin Raketich - Executive Vice President and Chief Commercial Officer Conference Call Participants Phil Gibbs - KeyBanc Capital Markets Operator Ladies and gentlemen, good morning. My name is Abby and I will be your conference operator torday. At this time, I would like to welcome ...

For the transition period from to Commission file number: 1-36313 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 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 TIMKENSTEEL CORPORATION (Exact name of registrant as specified in its charter) Ohio 46-4024951 (State or other jurisdiction of inc ...

TimkenSteel Corp (TMST) Q2 2022 Earnings Conference Call August 5, 2022 9:00 AM ET Company Participants Jennifer Beeman - Director, Communications & IR Mike Williams - CEO, President & Director Kristopher Westbrooks - EVP & CFO Kevin Raketich - Executive Vice President and Chief Commercial Officer Conference Call Participants Marco Rodriguez - Stonegate Capital Markets Seth Rosenfeld - Exane BNP Paribas Philip Gibbs - KeyBanc Capital Markets Operator Good morning, and welcome to the 2Q 2022 TimkenSteel Corp ...