Outstanding Equity Att wards at 2016 Fiscal Year-End Option Exercise Price ($) ((e)) Option Expiration Date ((f))ff Market Value of Shares or Units of Stock That Have Not Vested ($) ((h)) Equity Incentivtt e Plan Awards: Market or Payout Value of Unearned Shares, Units ot r Othertt Rights ttt hatt t Have Not Vested ($) ((jj)) - - 8,510 (1) 272,660 - - - 24,671 (2) 790,459 - - - 35,272 (3) 1,130,115 - - - - 51,756 (6) 1,658,262 - - - 51,756 (6) 1,658,262 30,500 (8) 14.81 2/16/2021 - - 48,800 (9) 14.61 2/14/2022 - - 30,700 (10) 23.08 2//15//2023 - - 13,667 (11) 6,833 (11) 35.07 2//11//2024 - - 66,700 (12) 38.27 2//4//2025 - - 105,200 (13) 24.98 2/10/2026 - - - 7,266 (1) 232,803 - - - 6,892 (2) 220,820 - 8,426 (3) 269,969 - 11,600 (11) 5,800 (11) 35.07 2/11/2024 - 18,700 (12) 38.27 2//4//2025 - - 25,150 (13) 24.98 2//10//2026 - - - - 4,360 (1) 139,694 - - - 25,935 (4) 830,957 - - - 4,114 (2) 131,813 - - - 5,026 (3) 161,033 - - - - 25,935 (7) 830,957 13,700 (10) 23.08 2/15/2023 - - 6,934 (11) 3,466 (11) 35.07 2/11/2024 - - 11,200 (12) 38.27 2/4/2025 - - 15,000 (13) 24.98 2//10//2026 - - - - 3,222 (1) 103,233 - - - 2,593 (5) 83,080 - - - 3,395 (2) 108,776 - - - 4,316 (3) 138,285 5,200 (11) 2,600 (11) 35.07 2/11/2024 - - 9,200 (12) 38.27 2/4/2025 - - 12,900 (13) 24.98 2//10//2026 - - - - 3,634 (1) 116,433 - 3,500 (2) 112,140 - 4,569 (3) 146,391 - 23,300 (9) 14.61 2//14//2022 - - 13,700 (10) 23.08 2/15/2023 - 5,800 (11) 2,900 (11) 35.07 2/11/2024 - - 9,300 (12) 38.27 2/4/2025 - 13,550 (13) 24.98 2//10//2026 - - 37,760 (1) 1,209,830 - 137,000 (10) 23.08 2//15//2023 - 60,667 (11) 30,333 (11) 35.07 2/11/2024 - - - - S.D.

R: Si ve algo, diga algo: hablar sin reservas es esencial para mantener nuestra cultura de ética e integridad.

Delivering to our full potential on our fourth P of Performance is an unwavering commitment—just as it is in the other three. (1) 2019 and 2020 figures are pro forma to include a full year of the acquired Clariant Masterbatch business (2) 2021 EPS figure reflects management guidance as of July 30, 2021 earnings call 4% 8% 10% 15% 21% 23% ** 2020 Pro Forma for Clariant Masterbatch acquisition 0 10 20 30 40 50 60 Healthcare High Growth End Markets 2006 2020 PF** 22% 58% E n d M ar ke t R e ve n u e as a % o f To ta l Consumer Packaging 0% 20% 40% 60% 80% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2020 PF** $14M $117M $273M $527M Adjusted EBITDA* from Specialty Platform % o f A d ju st e d E B IT D A * Specialty EBITDA DistributionJV’s Performance Products & Solutions Specialty Applications * Adjusted EBITDA is EBITDA excluding corporate costs and special items ** 2020 Pro Forma for Clariant Masterbatch acquisition 7% 46% 87% 66% A Specialty Transformation Poised for Future Growth 0 10 20 30 40 50 60 Building & Construction 2006 2020 PF** 38% 9% E n d M ar ke t R e ve n u e as a % o f To ta l ���� ���� ���� ���� ���� Adjusted EPS Growth 2019PF(1) 2020PF(1) 2021F(2) $1.93 $3.00 $1.74 31% CAGR HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2020 74 https://www.avient.com/company/policies-and-governance/code-conduct *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro forma to include full year of the Clariant Masterbatch business 2016 2017 2018 2019 2020PF** Revenue from Sustainable Solutions* 2016–2020 Lightweighting Recycle Solutions VOC Reduction Human Health & Safety Reduced Energy Use Bio-polymers Eco-conscious Sustainable Infrastructure Sustainable Solutions Performance As highlighted in our Products section, Avient has a highly-technical and broad portfolio of material solutions that help our customers—and our planet— be more sustainable.

The payment date will be a date in 2025 determined by the Compensation Committee (or its authorized delegate), which will occur no later than March 15, 2025. Garratt 2/10/2020 — — — — — 6,764 228,353 — — 2/08/2021 — — — — — 5,274 178,050 — — 2/14/2022 — — — — — 4,667 157,558 — — 2/04/2015 9,200 — — 38.27 2/4/2025 — — — — 2/15/2017 13,250 — — 34.10 2/15/2027 — — — — 2/14/2018 11,050 — — 41.89 2/14/2028 — — — — 2/11/2019 18,200 — — 31.54 2/11/2029 — — — — 2/10/2020 13,100 6,550 — 31.48 2/10/2030 — — — — 2/08/2021 6,716 13,434 — 42.27 2/08/2031 — — — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — — — L.K. Rathbun 2/10/2020 — — — — — 6,605 222,985 — — 2/08/2021 — — — — — 5,274 178,050 — — 2/14/2022 — — — — — 4,667 157,558 — — 2/11/2014 2,400 — — 35.07 2/11/2024 — — — — 2/04/2015 2,500 — — 38.27 2/4/2025 — — — — 2/10/2016 10,400 — — 24.98 2/10/2026 — — — — 2/15/2017 10,100 — — 34.10 2/15/2027 — — — — 2/14/2018 10,400 — — 41.89 2/14/2028 — — — — 2/11/2019 17,150 — — 31.54 2/11/2029 — — — — 2/10/2020 12,800 6,400 — 31.48 2/10/2030 — — — — 2/08/2021 6,716 13,434 — 42.27 2/08/2031 — — — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — — — (1) Amounts in these columns represent stock-settled SARs that vest in one-third increments, with each one-third increment vesting on the later of (a) the first, second and third anniversary of the grant date, respectively and (b) the achievement of a stock price hurdle (based on Avient’s closing stock price and sustained for thirty consecutive trading days) applicable to that increment.

Weighted-average assumptions used to determine net periodic benefit cost for the years ended December 31: Pension Benefits Health Care Benefits 2015 2014 2013 2015 2014 2013 Discount rate* 3.88% 4.83% 4.12% 3.75% 4.38% 3.71% Expected long-term return on plan assets* 6.87% 6.86% 8.41% —% —% —% Assumed health care cost trend rates at December 31: Health care cost trend rate assumed for next year N/A N/A N/A 6.88% 7.02% 7.39% Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) N/A N/A N/A 4.50% 4.50% 4.63% Year that the rate reaches the ultimate trend rate N/A N/A N/A 2027 2027 2025 *The mark-to-market component of net periodic costs is determined based on discount rates as of year end and actual asset returns during the year. The estimated future benefit payments for our pension and health care plans are as follows: (In millions) Pension Benefits Health Care Benefits 2016 $ 39.8 $ 1.2 2017 39.2 1.2 2018 39.1 1.2 2019 38.3 1.1 2020 38.3 1.0 2021 through 2025 180.8 4.3 We currently estimate that 2016 employer contributions will be $24.6 million to all qualified and non- qualified pension plans and $1.2 million to all healthcare benefit plans. POLYONE CORPORATION 69 Components of our deferred tax assets (liabilities) as of December 31, 2015 and 2014 were as follows: (In millions) 2015 2014 Deferred tax assets: Pension and other post-retirement benefits $ 29.7 $ 39.1 Employment costs 34.7 47.2 Environmental reserves 45.8 46.5 Net operating loss carryforwards 33.3 42.0 Foreign tax credit carryforwards 37.4 8.7 Other, net 22. 3 21.9 Gross deferred tax assets $ 203.2 $ 205.4 Valuation allowances (19.3) (23.6) Total deferred tax assets, net of valuation allowances $ 183.9 $ 181.8 Deferred tax liabilities: Tax and book basis differences associated with property, plant and equipment $ (60.3) $ (76.9) Tax and book basis differences associated with intangibles (135.8) (135.2) Other, net (7.2) (9.1) Total deferred tax liabilities $ (203.3) $ (221.2) Net deferred tax liabilities $ (19.4) $ (39.4) As of December 31, 2015, the Company had $37.4 million of U.S. foreign tax credit carryforwards that expire between 2016 and 2025.

According to The Center for Technology Innovation at Brookings, two-thirds of the world’s population could face water shortages by 2025.

Update: • The Alliance is executing on 61 projects in 31 countries, with an estimated cumulative impact of diverting and/or recycling 799 KT of plastic waste by 2025.* 2030 Sustainability Goals Avient was proud to announce our 2030 Sustainability Goals two years ago to share our commitment to drive sustainability for all of our stakeholders. We recently set a goal to complete 100% of risk assessments on hazardous materials greater than >1 ton by 2025.

Pension Benefits Health Care Benefits (In millions) 2013 2012 2013 2012 Change in benefit obligation: Projected benefit obligation — beginning of year $ 597.2 $ 543.5 $ 18.9 $ 21.9 Service cost 1.7 1.5 — — Interest cost 23.9 27.2 0.6 0.8 Actuarial (gain) loss (35.5) 63.4 (1.0) (2.0) Benefits paid (51.5) (39.8) (2.0) (2.7) Other 1.2 1.4 (0.1) 0.9 Projected benefit obligation — end of year $ 537.0 $ 597.2 $ 16.4 $ 18.9 Projected salary increases 2.8 2.8 — — Accumulated benefit obligation $ 534.2 $ 594.4 $ 16.4 $ 18.9 Change in plan assets: Plan assets — beginning of year $ 410.4 $ 335.6 $ — $ — Actual return on plan assets 44.9 46.9 — — Company contributions 68.0 66.8 1.8 2.0 Plan participants’ contributions — — 0.2 0.5 Benefits paid (51.5) (39.8) (2.0) (2.7) Other 0.4 0.9 — 0.2 Plan assets — end of year $ 472.2 $ 410.4 $ — $ — Under-funded status at end of year $ (64.8) $ (186.8) $ (16.4) $ (18.9) Amounts included in the accompanying Consolidated Balance Sheets are as follows: Pension Benefits Health Care Benefits (In millions) 2013 2012 2013 2012 Non-current assets $ 1.8 $ — $ — $ — Accrued expenses and other liabilities 4.0 4.0 1.7 1.9 Other non-current liabilities 62.6 182.8 14.7 17.0 POLYONE CORPORATION 63 Change in accumulated other comprehensive loss before tax: Pension Benefits Health Care Benefits (In millions) 2013 2012 2013 2012 Prior year $ 0.3 $ 0.3 $ — $ (17.4) Prior service credit recognized during year — — — 17.4 Current year $ 0.3 $ 0.3 $ — $ — As of December 31, 2013 and 2012, we had plans with total projected and accumulated benefit obligations in excess of the related plan assets as follows: Pension Benefits Health Care Benefits (In millions) 2013 2012 2013 2012 Projected benefit obligation $ 528.5 $ 596.4 $ 16.4 $ 18.9 Accumulated benefit obligation 525.6 593.6 16.4 18.9 Fair value of plan assets 461.9 409.6 — — Weighted-average assumptions used to determine benefit obligations at December 31: Pension Benefits Health Care Benefits 2013 2012 2013 2012 Discount rate 4.83% 4.12% 4.38% 3.71% Assumed health care cost trend rates at December 31: Health care cost trend rate assumed for next year N/A N/A 7.02% 7.39% Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) N/A N/A 4.50% 4.63% Year that the rate reaches the ultimate trend rate N/A N/A 2027 2025 Assumed health care cost trend rates have an effect on the amounts reported for the health care plans. Pension Benefits Health Care Benefits (In millions) 2013 2012 2011 2013 2012 2011 Components of net periodic benefit (gains) costs: Service cost $ 1.7 $ 1.5 $ 1.6 $ — $ — $ — Interest cost 23.9 27.2 28.3 0.6 0.8 1.0 Expected return on plan assets (37.4) (27.6) (29.2) — — — Amortization of prior service cost — — 0.2 — (17.4) (17.4) Mark-to-market actuarial net (gains) losses (43.0) 44.0 83.4 (1.0) (2.0) 0.4 Net periodic benefit (gain) cost $ (54.8) $ 45.1 $ 84.3 $ (0.4) $ (18.6) $ (16.0) 64 POLYONE CORPORATION Weighted-average assumptions used to determine net periodic benefit cost for the years ended December 31: Pension Benefits Health Care Benefits 2013 2012 2011 2013 2012 2011 Discount rate 4.12% 5.11% 5.71% 3.71% 4.66% 5.07% Expected long-term return on plan assets 8.41% 8.43% 8.50% —% —% —% Assumed health care cost trend rates at December 31: Health care cost trend rate assumed for next year N/A N/A N/A 7.39% 8.35% 8.50% Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) N/A N/A N/A 4.63% 5.00% 5.00% Year that the rate reaches the ultimate trend rate N/A N/A N/A 2025 2019 2018 The expected long-term rate of return on pension assets was determined after considering the historical experience of long-term asset returns by asset category, the expected investment portfolio mix and estimated future long-term investment returns.

We measure the health of our innovation capabilities and portfolio through our Vitality Index, which is the revenue generated from products that have been in the PolyOne portfolio for less than fi ve years.

We recently set a goal to complete 100% of risk assessments on hazardous materials greater than 1 ton by 2025.