news library online, please visit www.polyone.com/news. View original content:http://www.prnewswire.com/news-releases/polyone-to-host-investor-conference-call-301026578.html SEARCH INVESTOR NEWS

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

They use words such as “will,” “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe,” and other words and terms of similar meaning in connection with any discussion of future operating or financial performance and/or sales. We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Sources Cash from Balance Sheet $465 New Senior Unsecured Notes 650 New Equity 450 Total Sources $1,565 Uses Clariant Masterbatch $1,500 Clariant India Masterbatch 60 Less: Lease Adjustment (113) Net Purchase Price $1,447 Net Cash Acquired 57 Fees, Expenses & OID 61 Total Uses $1,565 ($ Millions) Cash and Cash Equivalents $370 $450M Senior Secured ABL Revolver - Senior Secured Term Loan B due 2026 624 Other Debt 25 Total Senior Secured Debt $649 5.25% Senior Unsecured Notes due 2023 $600 New Senior Unsecured Notes 650 Total Senior Debt $1,899 Net Debt $1,529 New Equity $450 Pro Forma Capitalization (1) PF 12/31/2019 $450 $600 $624 $743 2019 2020 2021 2022 2023 2024 2025 2026 A T T R A C T I V E F I N A N C I N G S T R U C T U R E Attractive Debt Maturity Profile Existing Revolver Existing Senior Notes Existing Term Loan B New Debt Summary Terms on New Debt  $465 million of cash from the balance sheet expected to fund a portion of the purchase price  Bridge financing for remainder fully committed from Citi, Morgan Stanley and Wells Fargo  Permanent financing expected to include a combination of long-term debt and new equity  The timing of the permanent financing is subject to a number of factors, including, but not limited to, market conditions  PolyOne is committed to preserving a strong balance sheet – Target net leverage at close below 3.5x, excluding synergies  Pro forma capital structure positions PolyOne with flexibility to pursue continued growth strategy  New financing expected to have same or better covenant package than existing capital structure  Capital structure would be “covenant lite” Capital Policy  Transaction in line with PolyOne’s disciplined capital allocation policy  Existing PolyOne dividend policy to be maintained  Focus on deleveraging in the near term 2028+ PolyOne Corporation 26 PolyOne Corporation 27 T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y  Landmark portfolio transformation: > 85% of Adjusted EBITDA from specialty solutions  World-class innovation, technology and service are differentiators  Sustainability initiatives and alignment with megatrends drive above market growth in key end markets and applications:  Capital management is a strength - proven track record of expanding ROIC while increasing invested capital Transaction expected to add $0.85 to pro forma adjusted EPS PolyOne Corporation 28 PolyOne Corporation 29

This new way of working will facilitate all purchase orders and invoices, being managed through the Coupa Supplier Portal. To log into the portal (if you already have an account) or create a new account, go to this page. Global Terms and Conditions of Sale

This news release does not constitute an offer to sell or the solicitation of an offer to buy any securities nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. View original content:http://www.prnewswire.com/news-releases/polyone-announces-commencement-of-650-million-senior-notes-offering-301049296.html SEARCH INVESTOR NEWS

TERMS AND CONDITIONS These Terms and Conditions govern the sale of all goods subject to the sale (“Products”) to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. Re-Sale and Re-Export; Compliance with Laws. The United Nations Convention respecting Contracts for the International Sale of Goods shall not apply to sales under these Terms. 21.

New York news library online, please visit www.polyone.com/news. SEARCH INVESTOR NEWS

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. Re-Sale and Re-Export; Compliance with Laws. The United Nations Convention respecting Contracts for the International Sale of Goods shall not apply to sales under these Terms. 21.

To access Avient’s news library online, please visit www.avient.com/news.  To News Center Investor News

Slide 1 PolyOne Corporation Page 1 PolyOne Innovation Day InterContinental Hotel New York, New York May 29, 2014 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, 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. They use words such as “will,” “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe,” and other words and terms of similar meaning in connection with any discussion of future operating or financial performance and/or sales  We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.