To meet new European Union targets for CO2 emissions on new vehicles, many in the automotive industry are looking for ways to remove additional weight. By replacing aluminum with Therma-Tech™ thermally conductive polymer in the heat sink,manufacturers can significantly reduce total part weight and optimize production and logistics.

Slide 7 - Summary of Special Items Recast for DSS Divestiture Reflects special items from continuing operations which include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results. Table of Contents POLYONE CORPORATION 3 GAAP Financial Information Recast for DSS Divestiture Q1 2013 Q2 2013 Q3 2013 Q4 2013 2013 YTD Q1 2014 Q2 2014 Q3 2014 Q4 2014 2014 YTD Q1 2015 Q2 2015 Q3 2015 Q4 2015 2015 YTD Sales 759.6$ 838.7$ 821.1$ 754.4$ 3,173.8$ 828.7$ 841.5$ 806.1$ 741.7$ 3,218.0$ 754.0$ 775.5$ 729.2$ 665.4$ 2,924.1$ Cost of sales 598.6 657.1 661.4 657.0 2,574.1 660.2 674.2 644.1 602.7 2,581.2 589.9 599.6 564.2 518.9 2,272.6 Gross margin 161.0 181.6 159.7 97.4 599.7 168.5 167.3 162.0 139.0 636.8 164.1 175.9 165.0 146.5 651.5 Selling and administrative 104.8 108.5 104.2 66.1 383.6 112.5 118.0 104.1 151.6 486.2 93.8 97.2 90.7 112.2 393.9 Income from equity affiliates and minority interest 0.1 - - 26.8 26.9 - - - - - - - - - - Operating income (loss) 56.3 73.1 55.5 58.1 243.0 56.0 49.3 57.9 (12.6) 150.6 70.3 78.7 74.3 34.3 257.6 Interest expense, net (15.6) (16.6) (15.9) (15.2) (63.3) (15.5) (15.7) (15.4) (15.5) (62.1) (16.1) (16.2) (16.2) (15.5) (64.0) Premium on early extinguishment of debt (10.6) - (5.2) - (15.8) - - - - - - - - (16.4) (16.4) Other income (expense), net 1.5 (1.3) (1.5) - (1.3) (0.7) (0.4) (1.6) (1.4) (4.1) (0.6) (1.2) (1.7) 0.3 (3.2) Income (loss) before income taxes 31.6 55.2 32.9 42.9 162.6 39.8 33.2 40.9 (29.5) 84.4 53.6 61.3 56.4 2.7 174.0 Income tax (expense) benefit (10.8) (21.6) (13.4) (16.6) (62.4) (10.7) (2.6) (12.0) 15.6 (9.7) (23.3) 4.3 (8.8) 2.3 (25.5) Net income (loss) from continuing operations 20.8 33.6 19.5 26.3 100.2 29.1 30.6 28.9 (13.9) 74.7 30.3 65.6 47.6 5.0 148.5 Net (loss) income from discontinued operations, net of income taxes (5.7) 147.0 3.3 (2.1) 142.5 0.1 0.9 3.8 (1.1) 3.7 (0.1) 1.4 (3.1) (2.0) (3.8) Net income (loss) 15.1 180.6 22.8 24.2 242.7 29.2 31.5 32.7 (15.0) 78.4 30.2 67.0 44.5 3.0 144.7 Less: Non-controlling interest 0.2 0.3 0.2 0.4 1.1 0.2 0.2 - 0.4 0.8 - (0.2) - 0.1 (0.1) Net income (loss) attributable to PolyOne common shareholders 15.3$ 180.9$ 23.0$ 24.6$ 243.8$ 29.4$ 31.7$ 32.7$ (14.6)$ 79.2$ 30.2$ 66.8$ 44.5$ 3.1$ 144.6$ Earnings per share attributable to PolyOne common shareholders - Basic Continuing operations 0.23$ 0.35$ 0.21$ 0.28$ 1.06$ 0.31$ 0.33$ 0.32$ (0.15)$ 0.82$ 0.34$ 0.73$ 0.55$ 0.06$ 1.69$ Discontinued operations (0.06)$ 1.50$ 0.03$ (0.02)$ 1.49$ -$ 0.01$ 0.04$ (0.01)$ 0.04$ -$ 0.02$ (0.04)$ (0.02)$ (0.04)$ Total 0.17$ 1.85$ 0.24$ 0.26$ 2.55$ 0.31$ 0.34$ 0.36$ (0.16)$ 0.86$ 0.34$ 0.75$ 0.51$ 0.04$ 1.65$ Earnings per share attributable to PolyOne common shareholders - Diluted Continuing operations 0.22$ 0.34$ 0.20$ 0.27$ 1.05$ 0.31$ 0.33$ 0.31$ (0.15)$ 0.81$ 0.34$ 0.73$ 0.54$ 0.06$ 1.67$ Discontinued operations (0.06)$ 1.49$ 0.04$ (0.02)$ 1.48$ -$ 0.01$ 0.04$ (0.01)$ 0.04$ -$ 0.01$ (0.04)$ (0.02)$ (0.04)$ Total 0.16$ 1.83$ 0.24$ 0.25$ 2.53$ 0.31$ 0.34$ 0.35$ (0.16)$ 0.85$ 0.34$ 0.74$ 0.50$ 0.04$ 1.63$ Q1 2016 Q2 2016 Q3 2016 Q4 2016 2016 YTD Q1 2017 Sales 738.5$ 758.2$ 746.6$ 694.8$ 2,938.1$ 796.7$ Cost of sales 561.9 576.3 580.5 542.3 2,261.0 614.4 Gross margin 176.6 181.9 166.1 152.5 677.1 182.3 Selling and administrative 106.2 100.1 94.1 90.4 390.8 98.3 Operating income 70.4 81.8 72.0 62.1 286.3 84.0 Interest expense, net (14.6) (14.6) (15.1) (15.4) (59.7) (14.6) Premium on early extinguishment of debt - (0.4) - - (0.4) (0.3) Other income (expense), net - 0.1 (0.1) 0.4 0.4 (1.1) Income before income taxes 55.8 66.9 56.8 47.1 226.6 68.0 Income tax expense (17.6) (16.8) (14.0) (12.0) (60.4) (19.7) Net income from continuing operations 38.2 50.1 42.8 35.1 166.2 48.3 Net income (loss) from discontinued operations, net of income taxes 0.8 (0.1) (0.5) (1.4) (1.2) (1.4) Net income 39.0 50.0 42.3 33.7 165.0 46.9 Less: Non-controlling interest 0.1 - - 0.1 0.2 - Net income attributable to PolyOne common shareholders 39.1$ 50.0$ 42.3$ 33.8$ 165.2$ 46.9$ Earnings per share attributable to PolyOne common shareholders - Basic Continuing operations 0.45$ 0.59$ 0.51$ 0.43$ 1.98$ 0.58$ Discontinued operations 0.01$ -$ (0.01)$ (0.02)$ (0.01)$ (0.01)$ Total 0.46$ 0.59$ 0.50$ 0.41$ 1.97$ 0.57$ Earnings per share attributable to PolyOne common shareholders - Diluted Continuing operations 0.45$ 0.59$ 0.51$ 0.42$ 1.96$ 0.58$ Discontinued operations 0.01$ -$ (0.01)$ (0.02)$ (0.01)$ (0.01)$ Total 0.46$ 0.59$ 0.50$ 0.40$ 1.95$ 0.57$ POLYONE CORPORATION 4 Adjusted Financial Information Recast for DSS Divestiture Q1 2013 Q2 2013 Q3 2013 Q4 2013 2013 YTD Q1 2014 Q2 2014 Q3 2014 Q4 2014 2014 YTD Q1 2015 Q2 2015 Q3 2015 Q4 2015 2015 YTD Sales 759.6$ 838.7$ 821.1$ 754.4$ 3,173.8$ 828.7$ 841.5$ 806.1$ 741.7$ 3,218.0$ 754.0$ 775.5$ 729.2$ 665.4$ 2,924.1$ Cost of sales 601.6 670.6 656.6 606.9 2,535.7 656.0 660.1 637.0 592.6 2,545.7 588.7 597.4 561.0 511.0 2,258.1 Gross margin 158.0 168.1 164.5 147.5 638.1 172.7 181.4 169.1 149.1 672.3 165.3 178.1 168.2 154.4 666.0 Selling and administrative 102.4 106.2 107.6 107.5 423.7 109.6 108.4 100.0 94.5 412.5 91.6 93.1 88.1 96.5 369.3 Operating income 55.6 61.9 56.9 40.0 214.4 63.1 73.0 69.1 54.6 259.8 73.7 85.0 80.1 57.9 296.7 Interest expense, net (13.7) (16.6) (15.9) (15.2) (61.4) (15.5) (15.7) (15.4) (15.5) (62.1) (16.1) (16.2) (16.2) (15.5) (64.0) Other income (expense), net 0.1 (1.3) (1.5) - (2.7) (0.7) (0.9) (1.7) (1.5) (4.8) (0.6) (1.2) (1.8) 0.3 (3.3) Income before income taxes 42.0 44.0 39.5 24.8 150.3 46.9 56.4 52.0 37.6 192.9 57.0 67.6 62.1 42.7 229.4 Income tax expense (14.2) (16.1) (13.5) (9.8) (53.6) (14.9) (18.3) (16.6) (12.0) (61.8) (18.8) (21.3) (19.4) (12.1) (71.6) Adjusted net income from continuing operations 27.8 27.9 26.0 15.0 96.7 32.0 38.1 35.4 25.6 131.1 38.2 46.3 42.7 30.6 157.8 Less: Non-controlling interest 0.2 0.3 0.2 0.4 1.1 0.2 0.2 - 0.4 0.8 - (0.2) - 0.1 (0.1) Adjusted net income attributable to PolyOne common shareholders - continuing operations 28.0$ 28.2$ 26.2$ 15.4$ 97.8$ 32.2$ 38.3$ 35.4$ 26.0$ 131.9$ 38.2$ 46.1$ 42.7$ 30.7$ 157.7$ Adjusted earnings per share attributable to PolyOne common shareholders - Diluted 0.30$ 0.28$ 0.27$ 0.15$ 1.01$ 0.34$ 0.41$ 0.38$ 0.28$ 1.41$ 0.43$ 0.51$ 0.48$ 0.36$ 1.78$ Q1 2016 Q2 2016 Q3 2016 Q4 2016 2016 YTD Q1 2017 Sales 738.5$ 758.2$ 746.6$ 694.8$ 2,938.1$ 796.7$ Cost of sales 557.8 576.5 576.1 540.7 2,251.1 612.0 Gross margin 180.7 181.7 170.5 154.1 687.0 184.7 Selling and administrative 100.0 93.9 88.3 94.9 377.1 99.0 Operating income 80.7 87.8 82.2 59.2 309.9 85.7 Interest expense, net (14.6) (14.6) (15.1) (15.4) (59.7) (14.6) Other (expense) income, net (0.2) 0.2 (0.1) 0.3 0.2 (1.2) Income before income taxes 65.9 73.4 67.0 44.1 250.4 69.9 Income tax expense (21.0) (23.1) (20.7) (11.5) (76.3) (20.7) Adjusted net income from continuing operations 44.9 50.3 46.3 32.6 174.1 49.2 Less: Non-controlling interest 0.1 - - 0.1 0.2 - Adjusted net income attributable to PolyOne common shareholders - continuing operations 45.0$ 50.3$ 46.3$ 32.7$ 174.3$ 49.2$ Adjusted earnings per share attributable to PolyOne common shareholders - Diluted 0.53$ 0.59$ 0.55$ 0.39$ 2.06$ 0.59$ POLYONE CORPORATION 5 Business Segment and Data Recast for DSS Divestiture Q1 2013 Q2 2013 Q3 2013 Q4 2013 2013 YTD Q1 2014 Q2 2014 Q3 2014 Q4 2014 2014 YTD Q1 2015 Q2 2015 Q3 2015 Q4 2015 2015 YTD Sales: Color, Additives and Inks 205.3 229.4 219.0 198.6 852.3 219.6 228.7 212.0 190.5 850.8 208.5 217.4 199.9 184.9 810.7 Specialty Engineered Materials 152.9 158.8 157.6 146.2 615.5 157.4 157.8 145.8 137.3 598.3 141.9 139.7 136.0 125.2 542.8 Performance Products and Solutions 166.6 210.3 207.4 188.9 773.2 207.6 211.2 213.0 184.8 816.6 175.9 190.3 175.2 152.7 694.1 PolyOne Distribution 268.0 275.1 275.0 257.1 1,075.2 284.1 287.0 280.5 262.8 1,114.4 265.7 266.8 259.5 242.1 1,034.1 Corporate and Eliminations (33.2) (34.9) (37.9) (36.4) (142.4) (40.0) (43.2) (45.2) (33.7) (162.1) (38.0) (38.7) (41.4) (39.5) (157.6) Sales 759.6 838.7 821.1 754.4 3,173.8 828.7 841.5 806.1 741.7 3,218.0 754.0 775.5 729.2 665.4 2,924.1 Gross Margin: Color, Additives and Inks 67.7 75.2 71.8 63.1 277.8 74.9 81.7 71.8 65.1 293.5 73.4 80.0 73.4 67.0 293.8 Specialty Engineered Materials 39.2 39.0 39.2 35.8 153.2 42.6 43.5 39.7 37.4 163.2 43.0 41.1 39.6 37.3 161.0 Performance Products and Solutions 24.0 26.9 27.6 23.5 102.0 28.0 29.0 29.2 22.8 109.0 22.5 27.4 27.2 24.8 101.9 PolyOne Distribution 28.2 28.1 27.6 24.7 108.6 29.8 28.8 29.3 26.1 114.0 27.8 30.2 29.4 27.2 114.6 Corporate and Eliminations 1.9 12.4 (6.5) (49.7) (41.9) (6.8) (15.7) (8.0) (12.4) (42.9) (2.6) (2.8) (4.6) (9.8) (19.8) Gross Margin 161.0 181.6 159.7 97.4 599.7 168.5 167.3 162.0 139.0 636.8 164.1 175.9 165.0 146.5 651.5 Selling and Administrative Expense: Color, Additives and Inks 43.5 44.3 42.9 43.1 173.8 44.5 44.0 41.7 38.4 168.6 39.6 40.4 38.9 39.5 158.4 Specialty Engineered Materials 23.4 24.0 24.6 24.0 96.0 24.3 24.6 21.3 20.6 90.8 19.9 21.0 19.6 20.9 81.4 Performance Products and Solutions 10.4 11.6 12.5 11.5 46.0 12.0 11.4 11.4 11.1 45.9 11.0 11.1 11.1 11.3 44.5 PolyOne Distribution 12.0 11.2 11.0 11.1 45.3 12.6 11.5 10.6 11.1 45.8 12.1 11.1 11.8 11.6 46.6 Corporate and Eliminations 15.5 17.4 13.2 (23.6) 22.5 19.1 26.5 19.1 70.4 135.1 11.2 13.6 9.3 28.9 63.0 Selling and Administrative Expense 104.8 108.5 104.2 66.1 383.6 112.5 118.0 104.1 151.6 486.2 93.8 97.2 90.7 112.2 393.9 Operating Income: Color, Additives and Inks 24.2 30.9 28.9 20.0 104.0 30.4 37.7 30.1 26.7 124.9 33.8 39.6 34.5 27.5 135.4 Specialty Engineered Materials 15.8 15.0 14.6 11.8 57.2 18.3 18.9 18.4 16.8 72.4 23.1 20.1 20.0 16.4 79.6 Performance Products and Solutions 13.6 15.3 15.1 12.0 56.0 16.0 17.6 17.8 11.7 63.1 11.5 16.3 16.1 13.5 57.4 PolyOne Distribution 16.2 16.9 16.6 13.6 63.3 17.2 17.3 18.7 15.0 68.2 15.7 19.1 17.6 15.6 68.0 Corporate and Eliminations (13.5) (5.0) (19.7) 0.7 (37.5) (25.9) (42.2) (27.1) (82.8) (178.0) (13.8) (16.4) (13.9) (38.7) (82.8) Operating Income (loss) 56.3 73.1 55.5 58.1 243.0 56.0 49.3 57.9 (12.6) 150.6 70.3 78.7 74.3 34.3 257.6 Q1 2016 Q2 2016 Q3 2016 Q4 2016 2016 YTD Q1 2017 Sales: Color, Additives and Inks 204.9 212.2 195.9 184.7 797.7 211.8 Specialty Engineered Materials 141.0 143.3 146.2 135.3 565.8 159.1 Performance Products and Solutions 166.2 172.8 171.3 158.2 668.5 183.7 PolyOne Distribution 268.8 272.6 274.8 254.8 1,071.0 286.1 Corporate and Eliminations (42.4) (42.7) (41.6) (38.2) (164.9) (44.0) Sales 738.5 758.2 746.6 694.8 2,938.1 796.7 Gross Margin: Color, Additives and Inks 75.3 78.0 70.0 62.8 286.1 75.2 Specialty Engineered Materials 44.2 43.0 41.7 38.6 167.5 46.1 Performance Products and Solutions 32.4 33.0 29.2 26.6 121.2 33.9 PolyOne Distribution 30.7 29.5 29.6 27.3 117.1 31.4 Corporate and Eliminations (6.0) (1.6) (4.4) (2.8) (14.8) (4.3) Gross Margin 176.6 181.9 166.1 152.5 677.1 182.3 Selling and Administrative Expense: Color, Additives and Inks 40.4 39.8 38.6 39.8 158.6 40.1 Specialty Engineered Materials 20.8 21.6 21.2 22.8 86.4 22.5 Performance Products and Solutions 12.7 11.7 11.2 11.2 46.8 11.8 PolyOne Distribution 13.2 11.7 11.4 12.6 48.9 12.8 Corporate and Eliminations 19.1 15.3 11.7 4.0 50.1 11.1 Selling and Administrative Expense 106.2 100.1 94.1 90.4 390.8 98.3 Operating Income: Color, Additives and Inks 34.9 38.2 31.4 23.0 127.5 35.1 Specialty Engineered Materials 23.4 21.4 20.5 15.8 81.1 23.6 Performance Products and Solutions 19.7 21.3 18.0 15.4 74.4 22.1 PolyOne Distribution 17.5 17.8 18.2 14.7 68.2 18.6 Corporate and Eliminations (25.1) (16.9) (16.1) (6.8) (64.9) (15.4) Operating Income 70.4 81.8 72.0 62.1 286.3 84.0 POLYONE CORPORATION 6 Non-GAAP Reconciliations Q1 2013 Q2 2013 Q3 2013 Q4 2013 2013 YTD Q1 2014 Q2 2014 Q3 2014 Q4 2014 2014 YTD Q1 2015 Q2 2015 Q3 2015 Q4 2015 2015 YTD Sales 759.6 838.7 821.1 754.4 3,173.8 828.7 841.5 806.1 741.7 3,218.0 754.0 775.5 729.2 665.4 2,924.1 Gross margin - GAAP 161.0 181.6 159.7 97.4 599.7 168.5 167.3 162.0 139.0 636.8 164.1 175.9 165.0 146.5 651.5 Special items in gross margin (see slide 7) (3.0) (13.5) 4.8 50.1 38.4 4.2 14.1 7.1 10.1 35.5 1.2 2.2 3.2 7.9 14.5 Adjusted gross margin 158.0 168.1 164.5 147.5 638.1 172.7 181.4 169.1 149.1 672.3 165.3 178.1 168.2 154.4 666.0 Adjusted gross margin as a percent of sales 20.8% 20.0% 20.0% 19.6% 20.1% 20.8% 21.6% 21.0% 20.1% 20.9% 21.9% 23.0% 23.1% 23.2% 22.8% Operating income - GAAP 56.3 73.1 55.5 58.1 243.0 56.0 49.3 57.9 (12.6) 150.6 70.3 78.7 74.3 34.3 257.6 Special items in operating income (see slide 7) (0.7) (11.2) 1.4 (18.1) (28.6) 7.1 23.7 11.2 67.2 109.2 3.4 6.3 5.8 23.6 39.1 Adjusted operating income 55.6 61.9 56.9 40.0 214.4 63.1 73.0 69.1 54.6 259.8 73.7 85.0 80.1 57.9 296.7 Adjusted operating income as a percent of sales 7.3% 7.4% 6.9% 5.3% 6.8% 7.6% 8.7% 8.6% 7.4% 8.1% 9.8% 11.0% 11.0% 8.7% 10.1% Q1 2016 Q2 2016 Q3 2016 Q4 2016 2016 YTD Q1 2017 Sales 738.5 758.2 746.6 694.8 2,938.1 796.7 Gross margin - GAAP 176.6 181.9 166.1 152.5 677.1 182.3 Special items in gross margin (see slide 7) 4.1 (0.2) 4.4 1.6 9.9 2.4 Adjusted gross margin 180.7 181.7 170.5 154.1 687.0 184.7 Adjusted gross margin as a percent of sales 24.5% 24.0% 22.8% 22.2% 23.4% 23.2% Operating income - GAAP 70.4 81.8 72.0 62.1 286.3 84.0 Special items in operating income (see slide 7) 10.3 6.0 10.2 (2.9) 23.6 1.7 Adjusted operating income 80.7 87.8 82.2 59.2 309.9 85.7 Adjusted operating income as a percent of sales 10.9% 11.6% 11.0% 8.5% 10.5% 10.8% POLYONE CORPORATION 7 Summary of Special Items Q1 2013 Q2 2013 Q3 2013 Q4 2013 2013 YTD Q1 2014 Q2 2014 Q3 2014 Q4 2014 2014 YTD Q1 2015 Q2 2015 Q3 2015 Q4 2015 2015 YTD Cost of sales: Restructuring Costs - - - (2.5) (2.5) (3.3) (13.2) (2.8) (7.4) (26.7) (0.2) (0.2) (1.0) (6.3) (7.7) Environmental remediation costs (2.0) (1.3) (4.8) (52.6) (60.7) (0.9) (0.9) (5.9) (2.6) (10.3) (1.5) (2.0) (4.3) (1.5) (9.3) Pension & other post-retirement benefits - mark-to-market adjustment - - - 1.6 1.6 - - - (2.0) (2.0) - - - (1.0) (1.0) Reimbursement of previously incurred environmental costs 5.2 14.9 - 3.4 23.5 - - 1.6 2.1 3.7 0.5 - 2.1 0.9 3.5 Acquisition related adjustments (0.2) (0.1) - - (0.3) - - - (0.2) (0.2) - - - - - Impact on cost of sales 3.0 13.5 (4.8) (50.1) (38.4) (4.2) (14.1) (7.1) (10.1) (35.5) (1.2) (2.2) (3.2) (7.9) (14.5) Selling and administrative expense: Restructuring, legal and other (2.3) (1.9) 4.1 (1.0) (1.1) (2.7) (9.3) (3.9) 1.0 (14.9) (1.9) (3.4) (1.8) (3.9) (11.0) Unrealized gain on foreign currency option contracts 0.4 0.2 0.3 0.2 1.1 - - - - - - - - - - Pension & other post-retirement benefits - mark-to-market adjustment - - 42.4 42.4 - - - (54.5) (54.5) - - - (10.6) (10.6) Acquisition/divestiture related costs (0.5) (0.6) (1.0) (0.2) (2.3) (0.2) (0.3) (0.2) (3.6) (4.3) (0.3) (0.7) (0.8) (1.2) (3.0) Impact on selling and administrative expense (2.4) (2.3) 3.4 41.4 40.1 (2.9) (9.6) (4.1) (57.1) (73.7) (2.2) (4.1) (2.6) (15.7) (24.6) Gain on sale of investment in equity affiliates 0.1 - - 26.8 26.9 - - - - - - - - - - Impact on operating income 0.7 11.2 (1.4) 18.1 28.6 (7.1) (23.7) (11.2) (67.2) (109.2) (3.4) (6.3) (5.8) (23.6) (39.1) - - - Debt extinguishment costs (10.6) - (5.2) - (15.8) - - - - - - - - (16.4) (16.4) Bridge loan commitment fees - interest expense (1.9) - - - (1.9) - - - - - - - - - - Other income (expense), net 1.4 - - - 1.4 - 0.5 0.1 0.1 0.7 - - 0.1 - 0.1 Impact on income before income taxes (10.4) 11.2 (6.6) 18.1 12.3 (7.1) (23.2) (11.1) (67.1) (108.5) (3.4) (6.3) (5.7) (40.0) (55.4) Income tax benefit on above special items 3.9 (5.3) 1.9 (7.1) (6.6) 2.6 10.5 4.5 24.0 41.6 1.4 1.7 1.0 14.6 18.7 Tax adjustments (0.5) (0.2) (1.8) 0.3 (2.2) 1.6 5.2 0.1 3.6 10.5 (5.9) 23.9 9.6 (0.2) 27.4 Impact of special items on net income (7.0) 5.7 (6.5) 11.3 3.5 (2.9) (7.5) (6.5) (39.5) (56.4) (7.9) 19.3 4.9 (25.6) (9.3) Diluted earnings per common share impact (0.08)$ 0.06$ (0.07)$ 0.12$ 0.04$ (0.03)$ (0.08)$ (0.07)$ (0.43)$ (0.60)$ (0.09)$ 0.22$ 0.06$ (0.30)$ (0.11)$ Q1 2016 Q2 2016 Q3 2016 Q4 2016 2016 YTD Q1 2017 Cost of sales: Restructuring Costs 0.1 (1.0) - (0.2) (1.1) - Environmental remediation costs (1.7) (2.1) (2.4) (2.2) (8.4) (2.2) Pension & other post-retirement benefits - mark-to-market adjustment - - - 0.3 0.3 - Reimbursement of previously incurred environmental costs - 5.3 - 0.8 6.1 - Acquisition related adjustments (2.5) (2.0) (2.0) (0.3) (6.8) (0.2) Impact on cost of sales (4.1) 0.2 (4.4) (1.6) (9.9) (2.4) Selling and administrative expense: Restructuring, legal and other (5.9) (5.6) (5.3) (3.0) (19.8) 1.4 Unrealized gain on foreign currency option contracts - - - - - - Pension & other post-retirement benefits - mark-to-market adjustment - - - 8.1 8.1 - Acquisition/divestiture related costs (0.3) (0.6) (0.5) (0.6) (2.0) (0.7) Impact on selling and administrative expense (6.2) (6.2) (5.8) 4.5 (13.7) 0.7 Gain on sale of investment in equity affiliates - - - - - - Impact on operating income (10.3) (6.0) (10.2) 2.9 (23.6) (1.7) Debt extinguishment costs - (0.4) - - (0.4) (0.3) Bridge loan commitment fees - interest expense - - - - - - Other income (expense), net 0.2 (0.1) - 0.1 0.2 0.1 Impact on income before income taxes (10.1) (6.5) (10.2) 3.0 (23.8) (1.9) Income tax benefit on above special items 3.8 2.6 3.7 (1.8) 8.3 0.9 Tax adjustments (0.4) 3.7 3.0 1.3 7.6 0.1 Impact of special items on net income (6.7) (0.2) (3.5) 2.5 (7.9) (0.9) Diluted earnings per common share impact (0.08)$ -$ (0.04)$ 0.03$ (0.10)$ (0.01)$ Recast Financial Information for Discontinued Operations Table of Contents GAAP Financial Information Recast for DSS Divestiture Adjusted Financial Information Recast for DSS Divestiture Business Segment and Data Recast for DSS Divestiture Non-GAAP Reconciliations Summary of Special Items

Base Salary Annual Incentive Long-Term Incentive To attract and retain talent Drives the achievement of key business results on an annual basis Directly ties the interests of NEOs to our shareholders Fixed base of cash compensation Performance-based and not guaranteed Helps retain key talent and a majority is performance-based and not guaranteed Weighting 14%—CEO 29%—CFO 32%—Other NEOs Weighting 18%—CEO 22%—CFO 22%—Other NEOs Weighting 68%—CEO 49%—CFO 46%—Other NEOs While the Compensation Committee typically considers comparative compensation information to gain a general understanding of current compensation practices in the market, it does not benchmark or ultimately target a specific percentile or data point in assessing competitiveness for base pay or our incentive programs. The performance measures for the 2023 Annual Incentive Program were weighted as outlined below. Net income includes the income from discontinued operations, and for 2022 includes a one time $550 million gain on the sale of our Distribution business.

Investor Day POLYONE I N V E S T O R P R E S E N T A T I O N M A R C H 2 0 1 9 FORWARD LOOKING STATEMENTS PolyOne Corporation 2 • • • • • • • • • • USE OF NON-GAAP MEASURES PolyOne Corporation 3 • • • V I S I O N PolyOne Corporation 4 To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and solutions S A F E T Y F I R S T PolyOne Corporation 5 Injuries per 100 Workers Spartech Acquisition 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 PolyOne Corporation 6 P O L Y O N E 2 0 1 8 R E V E N U E | $ 3 . 5 B I L L I O N Transportation 17% Industrial 15% Consumer 12% Packaging 11% Wire & Cable 10% Appliance 5% United States 57% Europe 16% Asia 10% Latin America 10% Canada 7% Distribution 35% Performance Products & Solutions 19% Specialty Engineered Materials 17% Color Additives & Inks 29% Segment End Market Geography Building & Construction 11% Electrical & Electronics 6% Healthcare 13% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 2018 $2.43 P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S PolyOne Corporation 7 9 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2006 2018 ROIC** 5.0% 14.1% Operating Income % of Sales Color, Additives & Inks 1.7% 15.1% Specialty Engineered Materials 1.1% 11.2% Performance Products & Solutions 4.3% 10.0% Distribution 2.6% 5.6% A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E Double digit annual EPS growth strategic acquisitions Innovate 600K-1M commercial resources 5-7% Double acquired margins Lean Six Sigma commercial excellence 531 710 130 164 504 663 2014 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 34% + 26% + 32% I N V E S T M E N T I N COMMERCIAL RESOURCES D R I V I N G G R O W T H Sustained revenue increases led by organic business $2.9 $2.9 $3.2 $3.5 2015 2016 2017 2018 Total + 9% Organic + 5% Revenue in billions of $ Total + 10% Organic + 7% Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 110% increase in leads (from 6,000 to 12,700) driven by website, phone, and online chat EXPANDED PATH A DDI N G C U S T O M E R T O U C H P O I N T S 4 24 2014 2018 Inside sellers $11M $109M 2014 2018 Inside sales/digital revenue A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 12 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 13 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend Vitality Index 12% 35% 2006 2018 $20 $56 2006 2018 Transformational Adjacent Core 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 14 Market Technical I N N O V A T I O N I N N O V A T I O N P I P E L I N E PolyOne Corporation 15 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2017) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 6 11 4 4 3 2 28 0 5 10 7 2 5 5 Breakthrough Platform Derivative F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 16 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 17 Fiber Polymer Composite S T R A T E G I C I N V E S T M E N T H I S T O R Y Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 2018 PolyOne Corporation 2019 18 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 19 W A T E R C R A F TR A I L H E A V Y T R U C K F I B E R - L I N E H I G H L I G H T S PolyOne Corporation 20 $100M • • • • • • • • • • • • • • • • • • • Customer Value Fiber-Line Fiber Processing Capabilities Polymer Formulation Capabilities P O L Y O N E A P P L I C A T I O N S I N F I B E R O P T I C C A B L E S PolyOne Corporation 21 • • • • • • • • • F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 22 5G Networks      10x 8x 5G vs. 4G PolyOne Corporation 23 Safety Technology Geography Service FinancialPeople 8-10% with ability to double I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 24 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016 2017 2018 Net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 Joint venture equity earnings, after tax (19.0) (14.7) (3.7) — — — — — — — Special items, before tax(1) (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 Special items, tax adjustments(1) (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures, including adjustments related to contingent consideration; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non- recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results.

SHEET EXTRUDER I N T E R I O R T R I M • Support UL 94 V-0, V-1, and V-2 compliance with a single masterbatch solution • Deliver cost targets and provide operational efficiency • Accelerate the product development timeline • Provided a single flame-retardant solution that met compliance standards for multiple applications • Bolstered efficiencies to support and compliment the customer’s working capital strategy • Offered UL 94 testing verification prior to production trials to gain speed to market Cesa MAX Flame Retardant Additives KEY REQUIREMENTS WHY AVIENT?

PowerPoint Presentation MEDICAL DEVICE MANUFACTURER O S T O M Y B A G S E A L S • Comply with ISO 10993 and FDA Class II medical device regulations • Offer Good sealing performance • Provide technical supports for processing recommendations • Deliver a high compression set materials to improve comfort • Provided a medical-grade TPE to help the customer meet necessary regulatory specifications and gain market share • Provided technical support during design and the manufacturing process for EVA bonding • Delivered soft-touch feel and excellent sealing performance Versaflex HC Thermoplastic Elastomers - G2705 Formulation KEY REQUIREMENTS WHY AVIENT?

FOOD PACKAGING MANUFACTURER C A N N I N G L I D S E A L S • Meet regulatory requirements for the application • Provide technical support including specific color, processing and molding recommendations • Deliver a high retort formulation to help preserve food quality and extend shelf life • Developed an FDA-compliant bio-derived plastisol to meet necessary regulatory specifications and help gain market share • Provided technical expertise throughout the design and manufacturing process • Offered a high retort solution with material strength and durability CORE™ Bio-based Vinyl Plastisols KEY REQUIREMENTS WHY AVIENT?

PERSONAL CARE PRODUCTS MANUFACTURER B O T T L E S A N D C L O S U R E S • Achieve a lower cost on low volume orders • Accommodate a large number of custom designs with rapid color development and matching • Gain quick turnaround for colorant orders • Offered flat pricing with a minimum order quantity (MOQ) of 10 pounds • Eliminated low-volume surcharges, driving leaner inventory management • Implemented shorter development lead times to enable faster market access • Provided 3-day order lead times ColorMatrix™ Small Order Service KEY REQUIREMENTS WHY AVIENT?

CONTINUOUS GLUCOSE MONITORING OEM C G M S Y S T E M M O N I T O R • Provide color options that work within a limited existing pigment set • Offer regulatory support in achieving approval for new color formulations • Shorten development time to gain faster approvals and realize lower costs • Offered color options that met desired aesthetics and moods utilizing the approved pigment set while creating a distinct color difference from an existing device • Provided support in achieving regulatory approvals, resulting in significant cost and time savings • Compressed the timeline through on-site color visualization, exploration, and formulation of new colors ColorWorks™ Design Center, Phoenix, AZ KEY REQUIREMENTS WHY AVIENT?

They are also significantly lighter in weight, enabling safer and simplified installation. Structural connections, such as those to crossarm gain plates, guy brackets, etc., are made with through-bolts, curved brackets, and curved washer plates. If not pre-installed by Avient, a baseplate must be installed prior to pole setting to prevent the pole from sinking into the soil under the pole’s own weight. c.