Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 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: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) Ireland N/A (State or other jurisdict ...

Trinseo (TSE) came out with a quarterly loss of $1.46 per share versus the Zacks Consensus Estimate of a loss of $1.09. This compares to loss of $1.92 per share a year ago. These figures are adjusted for non-recurring items. This quarterly report represents an earnings surprise of -33.94%. A quarter ago, it was expected that this plastics and latex maker would post a loss of $2.07 per share when it actually produced a loss of $1.94, delivering a surprise of 6.28%. Over the last four quarters, the company ha ...

Contact: Andy Myers Tel : +1 610-240-3221 Email: aemyers@trinseo.com Trinseo Reports Second Quarter 2024 Financial Results and Provides Third Quarter Outlook Second Quarter 2024 and Other Highlights ● Net loss of $68 million and EPS of negative $1.92 ● Adjusted EBITDA* of $67 million, including a $10 million unfavorable impact from net timing; Adjusted Net Loss* of $52 million, reflecting year-over-year and sequential profitability improvement ● Cash used in operations of $42 million and capital expenditure ...

Trinseo PLC (TSE) — a specialty material solutions provider — announced the opening of its polymethyl methacrylate (PMMA) depolymerization facility in Rho, Italy. This pilot facility marks a significant advancement in the company's commitment to sustainability, leveraging next-generation recycling technology to promote a circular infrastructure for acrylic solutions, in line with Trinseo's 2030 Sustainable Product Portfolio Goals. Trinseo expressed enthusiasm about the new facility, stating that it represen ...

Europe Asia 5 Q1'24 Q1'23 6 U.S. 4 • Styrene purchased via a mix of spot and contract prices • Q1 price increase contributed to working capital build, the majority of which we believe will reverse over the balance of the year Net Sales & Net Income ($MM) Q1'24 Q1'23 Net Sales Net Income Adjusted EBITDA* ($MM) Engineered Materials $4 ($12) Q1'24 Q1'23 Vol Price FX Total 3% (12%) 1% (8%) • Higher year-over-year volumes in paper & board applications, primarily in Asia Pacific • Adjusted EBITDA was $2 million a ...

Trinseo PLC (NYSE:TSE) Q1 2024 Earnings Conference Call May 9, 2024 10:00 AM ET Company Participants Andy Myers - Director, Investor Relations Frank Bozich - President and Chief Executive Officer David Stasse - Executive Vice President and Chief Financial Officer Conference Call Participants David Begleiter - Deutsche Bank Matthew Blair - TPH Hassan Ahmed - Alembic Global Advisors Kevin Estok - Jefferies Ed Brucker - Barclays Roger Spitz - Bank of America Operator Good morning, ladies and gentleman and welc ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 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: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) Ireland N/A (State or other jurisdic ...

Exhibit 99.1 Contact: Andy Myers Tel : +1 610-240-3221 Email: aemyers@trinseo.com Trinseo Reports First Quarter 2024 Financial Results and Provides Second Quarter Outlook First Quarter 2024 and Other Highlights ● Net loss of $76 million and EPS of negative $2.14 ● Adjusted EBITDA* of $45 million, including a $13 million favorable impact from net timing; Adjusted Net Loss* of $69 million ● Cash used in operations of $66 million and capital expenditures of $16 million resulted in Free Cash Flow* of negative $ ...

Table of Contents 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, 2023 ☐ 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: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organ ...

Trinseo PLC (NYSE:TSE) Q4 2023 Earnings Call Transcript February 13, 2024 10:00 AM ET Company Participants Andy Myers - Director of IR Frank Bozich - President and CEO David Stasse - EVP and CFO Conference Call Participants Frank Mitsch - Fermium Research David Begleiter - Deutsche Bank Matthew Blair - TPH Hassan Ahmed - Alembic Global Advisors Laurence Alexander - Jefferies Operator Good morning, ladies and gentlemen, and welcome to the Trinseo Fourth Quarter 2023 Financial Results Conference Call. We welc ...