Chairman, President and Chief Executive Officer, Senior Vice President and Chief Financial Officer, For the same reasons, the Company is unable to address the probable significance of the unavailable information.

Chairman, President and Chief Executive Officer, Senior Vice President and Chief Financial Officer, For the same reasons, the Company is unable to address the probable significance of the unavailable information.

Chairman, President and Chief Executive Officer, Senior Vice President and Chief Financial Officer, For the same reasons, the Company is unable to address the probable significance of the unavailable information.

Avient Corporation Chairman, President and Chief Executive Officer, For the same reasons, the Company is unable to address the probable significance of the unavailable information.

Our Transcend colorants help address all of these needs.” Avient Corporation (NYSE: AVNT), with 2021 revenues of $4.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Company Officers

Corporate seat Amsterdam First entry in Business Register 12-04-2006 Date of deed of incorporation 11-04-2006 Date of deed of last amendment to the Articles of Association 12-04-2021 Issued capital EUR 19.593,63 Paid-up capital EUR 19.593,63 Filing of the annual accounts The annual accounts for the financial year 2019 were filed on 01-07-2020. Visiting address Stationsplein 8 K, 6221BT Maastricht Telephone number +31437999376 Fax number +31437999333 Internet address www.clariant.com Date of incorporation 11-04-2006 Activities SBI-code: 46751 - Wholesale of basic and industrial chemicals For further information on activities, see Dutch extract. The Chamber of Commerce recommends that this document be viewed in digital form so that its integrity is safeguarded and the signature remains verifiable. 20 21 -0 4- 12 1 4: 06 :2 8 under number CHE-112.279.714 Sole shareholder since 20-10-2015 (registration date: 03-11-2015) Board members Name Borst, Rainer Erich Date of birth 10-10-1961 Date of entry into office 01-07-2020 (registration date: 06-07-2020) Title Director Powers Solely/independently authorised Name Kamalak, Ihsan Date of birth 21-08-1985 Date of entry into office 01-07-2020 (registration date: 06-07-2020) Title Director Powers Solely/independently authorised Name Merklein, Norbert Date of birth 03-05-1964 Date of entry into office 05-03-2021 (registration date: 30-03-2021) Powers Solely/independently authorised Extract was made on 12-04-2021 at 14.06 hours.

Chairman, President, and Chief Executive Officer, Senior Vice President and Chief Financial Officer, For the same reasons, the company is unable to address the probable significance of the unavailable information.

President and Chief Executive Officer of Senior Vice President and Chief Financial Officer of For the same reasons, the Company is unable to address the probable significance of the unavailable information.

Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Media contact Nicole DeChant  Avient Corporation  nicole.dechant@avient.com    Company Officers

PolyOne Corporation, with 2014 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions. Media contact Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com Company Officers