performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com, or Media Contact: Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in priorperiods without the effect of items that, by their nature, tend to obscure 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.

FINGERPRINT DETECTOR H O U S I N G • Metallic effect • In-mold labeling replacement • Overmold on PC • Chemical resistance • Achieved metallic effects without secondary step of painting • Customized colors to achieve desired aesthetics of the design • Improved cost-effectiveness • Provided live technical support from concept to production Artisan™ AR7300-8001 M Silver Formulation KEY REQUIRMENTS WHY AVIENT ?

Fortunately, we believe these to be short-term in nature and additional expenses related to them will approximate performance in prior periods without the effect of items that, by their nature, tend to obscure Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com; Media Contact - Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure 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.

performance in prior period s without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com, or Media Contact: Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure 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.

performance in prior periods without the effect of items that, by their nature, tend to obscure  performance in prior periods without the effect of items that, by their nature, tend to obscure 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.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure 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.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure 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.