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Table of Contents ( Mark One ) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31 , 2020 Commission File Number 001-32427 ■ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Exact Name of Registrant as Specified in its Charter , Principal Office Address and Telephone Number State of Incorporation / Organization Delaware Huntsman Corporation 10003 Woodloch Forest Drive The Woodlands , Texas 77380 ( 281 ) 719-6000 333-85141 Registrant Huntsman International LLC 10003 Woodloch Forest Drive The Woodlands , Texas 77380 ( 281 ) 719-6000 Huntsman Corporation Huntsman International LLC UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , D.C. 20549 Form 10 - K Title of each class Common Stock , par value $ 0.01 per share NONE Registrant Huntsman Corporation / Huntsman International LLC OR Securities registered pursuant to Section 12 ( b ) of the Exchange Act : Huntsman Corporation Large accelerated filer > Huntsman International LLC Large accelerated filer Huntsman Corporation Huntsman International LLC Trading Symbol Securities registered pursuant to Section 12 ( g ) of the Exchange Act : Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Huntsman Corporation Huntsman International LLC Yes Yes Huntsman Corporation / Huntsman International LLC HUN Accelerated filer Accelerated filer Delaware NONE Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Exchange Act . Huntsman Corporation / Huntsman International LLC Non - accelerated filer Non - accelerated filer > Title of each class None No 区 Yes Indicate by check mark whether the registrant : ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Exchange Act 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 . Huntsman Corporation / Huntsman International LLC Yes Name of each exchange on which registered New York Stock Exchange No Yes > 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 during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Huntsman Corporation / Huntsman International LLC Yes > 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 company , " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Huntsman Corporation No No | Smaller reporting company Smaller reporting company I.R.S. Employer Identification No. 42-1648585 NONE No 87-0630358 Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C.7262 ( b ) ) by the registered public accounting firm that prepared or issued . Emerging Growth Companies Emerging Growth Companies Yes > Yes No If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7 ( a ) ( 2 ) ( B ) of the Securities Act . No No |