CABLE MANUFACTURER REBOUNDS WITH SPECIALIZED COLOR AND ADDITIVE MASTERBATCHES CASE STUDY: COLORANT CHROMATICS™ Challe nge Accepted. The new Colorant Chromatics™ masterbatch was delivered in a sample quantity that supported adequate testing by the cable manufacturer. Lead times for meeting customer orders shrank from four weeks to one.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. Unless in case of willful misconduct or gross negligence, in no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive or special damages. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 21.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. In no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive or special damages. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. In no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive, special damages or dignified reparation. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 20.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. In no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive or special damages. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 9 20.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. In no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive or special damages. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 20.

Avient Unveils New Non-PFAS Mold Release Additive for High-Temperature Polymers to Enhance Manufacturing Efficiency Key features of Evoluscend™ non-PFAS mold release additive include: Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.Examples include:

News Release - AVNT-2023.12.31-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Fourth Quarter and Full Year 2023 Results • Fourth quarter and full year GAAP EPS of $0.30 and $0.83 compared to $(0.19) and $0.90 from continuing operations in the prior year • Fourth quarter and full year adjusted EPS of $0.52 and $2.36 exceeds guidance of $0.47 and $2.30 as a result of favorable sales as well as lower net interest expense • Fourth quarter adjusted EPS increased 24% over the prior year pro forma adjusted EPS primarily driven by improved margins from positive portfolio mix, raw material deflation and cost reduction actions • 2024 full year adjusted EPS expected to range from $2.40 to $2.65 as destocking comes to an end and underlying demand starts to improve CLEVELAND – February 14, 2024 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable materials solutions, today announced its fourth quarter and full year results for 2023. See Attachment 3 for a definition and summary of special items. NEWS RELEASE Attachment 1

AVNT-2022.03.31-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces First Quarter 2022 Results in Connection with Announcement to Acquire DSM Protective Materials (Dyneema®) • First quarter sales grew to $1.3 billion, an 11% increase over the prior year • GAAP EPS increased to $0.91 from $0.86 in the prior year first quarter • Adjusted EPS increased 11% to $0.99 compared to $0.89 in the prior year first quarter, exceeding first quarter guidance of $0.95 • Second quarter adjusted EPS guidance of $0.92 introduced with full year adjusted EPS expectation maintained at $3.50 (excluding the impact of the acquisition) • Full year free cash flow now expected to approximate $285 million, an increase of $35 million from prior estimates CLEVELAND – April 20, 2022 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable material solutions, today announced its first quarter 2022 results. See Attachment 3 for a definition and summary of special items. See Attachment 3 for a definition and summary of special items.

OnColor™ FX™ Special Effect Colorants Add Appeal with Special Effects  OnColor™ FX Special Effect Colorants