Quarterly report
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( Mark One ) ☑ ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - Q Quarterly Report Pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 For the quarterly period ended September 30 , 2021 OR Transition Report Pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 For the transition period from to Commission file number 1-16091 AVIENT CORPORATION ( Exact name of registrant as specified in its charter ) Ohio 34-1730488 ( State or other jurisdiction of incorporation or organization ) Avient Center 33587 Walker Road Avon Lake , Ohio ( Address of principal executive offices ) ( I.R.S. Employer Identification No. ) 44012 ( Zip Code ) Registrant's telephone number , including area code : ( 440 ) 930-1000 Former name , former address and former fiscal year , if changed since last report : Not Applicable Securities registered pursuant to Section 12 ( b ) of the Act : Title of each class Common Shares , par value $ .01 per share Trading Symbol ( s ) . AVNT Name of each exchange on which registered New York Stock Exchange Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . ☑ Yes No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( § 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . ☑ Yes ☐ No Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , a smaller reporting company , or an emerging growth company . See the definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting