1390FU WHITE 1000 (Pricing) BLACK GEON L1534 BROWN

In October, we divested our PP&S segment which consisted predominately of the legacy Geon® vinyl business for $775 million. EQUITY PLAN PROPOSAL 3 — APPROVAL OF THE POLYONE CORPORATION 2020 EQUITY AND INCENTIVE COMPENSATION PLAN General Why We Recommend That You Vote for this Proposaly p EQUITY PLAN EQUITY PLAN Our Board recommends a vote FOR this Proposal to approve the PolyOne Corporation 2020 Equity and Incentive Compensation Plan. 2020 Plan Highlights g g Administration Reasonable 2020 Plan Limits EQUITY PLAN Allowances for Conversion Awards and Assumed Plans Limited Share Recycling Provisions Minimum Vesting No Repricing Without Shareholder Approval Change of Control Definition Exercise or Base Price Limitation. Tax Consequences to the Company or its Subsidiaries Registration with the SECg EQUITY COMPENSATION PLAN INFORMATION AS OF DECEMBER 31, 2019 Number of securities to be issued upon exercise of outstanding options, warrants and rights Weighted-average exercise price of outstanding options, warrants and rights Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column (a)) AUDIT PROPOSAL 4 — RATIFICATION OF APPOINTMENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Our Board recommends a vote FOR this Proposal to ratify the Audit Committee’s appointment of EY as our independent registered public accounting firm for 2020.

GEON M5015 TAN (Pricing) JA6A BLACK/SM/6535N GEON W9300 NAT 0000

DB4664C BLACK FASTER FUSING SFR PRICING ONLY 2 GEON L7005 Beige

1204 01 HS BLACK 13 Geon B75B0 Natural Goex PDS 15894-01 (PRICING ONLY)

Novablend 9562 GRAY 2396 (pricing only) BLACK METALLIC GEON M4110 TNS 9492

REXTUF 4926 NATURAL (Pricing) BLACK TINT 3 GEON W9300 NAT 0000

PPC195 BLACK 205 PC GEON 06935 CLAY (pricing only) GEON W9300 NAT 0000

GEON A7000 GRAY 2440 (Pricing Only) BLACK PU V2 GEON W9300 NAT 0000

GEON L1534 BROWN (pricing only - dnu) 600R JET BLACK/2000 GEON W9300 NAT 0000