PolyOne IR Presentation – Global High Yield & Leveraged Finance Conference – 2/24/2020 to 2/26/2020 Reporting & SEC Filings 2024 Annual Report

Reporting & SEC Filings

Refer to Attachment 7 Reconciliation of Non-GAAP Financial Measures for details regarding adjustments to previously reported results to arrive to the pro forma financial metrics. 2 Webcast Details The company will host a webcast at 9:00 a.m. For more information, visit www.avient.com. # # # 3 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

Refer to Attachment 7 Reconciliation of Non-GAAP Financial Measures for details regarding adjustments to previously reported results to arrive to the pro forma financial metrics. For more information, visit https://www.avient.com. 6 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. # # # 7 Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Avient reported strong Q3 results, with sales of $815 million, up 8% over the prior year (8.5% growth excluding the impact of foreign exchange). On this page, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

Avient reported strong first quarter results, with GAAP EPS of $0.54, compared to $0.23 in the prior year quarter. On this page, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

Avient reported strong Q2 results, with sales of $850 million, up 3% over prior year (5% growth excluding the impact of foreign exchange). On this page, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

Avient reported strong Q4 and full year 2024 results. On this page, statements that are not reported financial results or other historical information are “forwardlooking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

The company reported third quarter sales of $754 million compared to $823 million in the prior year. Given our cash position, we paid down $100 million of debt during the quarter, which brings our total debt reduction to $300 million since we financed the acquisition of Dyneema last year,” said Jamie A. For more information, visit https://www.avient.com. https://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

When hardness is measured, it is typically reported as an instantaneous hardness or a 10-second delay hardness. GLS typically reports hardness using the 10 second delay method.