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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 × ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 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 : 001-38441 ChampionX Corporation ( Exact name of registrant as specified in its charter ) FORM 10 - K Delaware ( State or other jurisdiction of incorporation or organization ) 2445 Technology Forest Blvd Building 4 , 12th Floor The Woodlands , Texas ( Address of principal executive offices ) Title of each class Common stock , $ 0.01 par value Large accelerated filer Non - accelerated filer 77381 ( Zip Code ) ( Registrant's telephone number , including area code ) ( 281 ) 403-5772 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) . CHX Securities registered pursuant to section 12 ( g ) of the Act : None Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes No Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes No 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 ✓ 82-3066826 ( I.R.S. Employer Identification 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 definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Name of each exchange on which registered The Nasdaq Stock Market LLC Accelerated filer Smaller reporting company Emerging growth company ■ 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 13 ( a ) of the Exchange Act . 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 its audit report . ✔ Indicate by check mark whether the registrant is a shell company ( as defined by Rule 12b - 2 of the Exchange Act ) . Yes No The aggregate market value of the registrant's common stock held by non - affiliates of the registrant , determined by multiplying the outstanding shares on June 30 , 2020 , by the closing price on such day of $ 9.76 as reported on the New York Stock Exchange , was $ 1,948,052,871 . The registrant , solely for the purpose of this required presentation , deemed its Board of Directors and executive officers to be affiliates , and deducted their stockholdings in determining the aggregate market value . The registrant had 200,463,940 shares of common stock , $ 0.01 par value , outstanding as of February 22 , 2021 .