Cable jacket/sheath– Made of PE or PVC 9 Fiber-Line Product PolyOne Materials 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  Enable lower latency, greater flexibility & efficiency  Installation of these networks are in the very early stages  Installation will start in urban hubs and will continue to expand into suburban and rural areas  By 2025, only 14% of the world will have 5G connections  Growth is expected over multi- year period 5G technology will be a leading growth driver in fiber optic cable for several years 10x Speed Increase & 8x More Antennae Required 5G vs. 4G PolyOne Corporation 23 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture 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 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 Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP. 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

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In 2022, we established a methodology to standardize our approach to calculating PCF. To date we have completed over 1,000 product carbon footprint calculations. We must pay attention to ensuring responsible water consumption and management.

Power Management Mobile Devices IVD Devices

Power Management Mobile Devices IVD Devices

TOKYO – July 17, 2019 – PolyOne today announced it has developed new polymer formulations in response to highly innovative fifth generation (5G) telecommunications network development. 5G networks are forecast to bring notable benefits to the mobile phone and tablet user, and are also expected to have a major effect on emerging systems such as smart cities, AI devices, and industrial automation. PolyOne experts will be onsite to discuss 5G materials and solutions at Stand 9-30 at 5G/IoT Network Expo, July 17-19, 2019 in Tokyo.

Power Management Mobile Devices IVD Devices

Caption: ECCOH™ XL 8148 solutions are suitable for photovoltaic cables used in solar power generation    We are pleased to support the growth of photovoltaic power generation systems with these new high-performing materials.”   Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility 

VERSAFLEX™ CE TPEs FOR 5G TRANSPARENCY Rapidly expanding 5G networks are increasing performance requirements across the consumer electronics industry. Device designs are changing to improve high-speed performance and network connectivity to support faster speeds, higher capacity, and lower latencies for customers. Similarly, the cases, accessories, electronic gaskets and grommets for consumer electronics must also adapt to minimize signal interference and better enable high-frequency signal transmission to the latest devices.

Power Management Mobile Devices IVD Devices