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( Mark One ) [ X ] [ ] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 Form 10 - K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 December 31 , 2020 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 to For the fiscal year ended For the transition period from 2020 Delaware ( State or other jurisdiction of incorporation or organization ) Title of each class Common Stock , $ .01 Par Value 7 % Debentures due 2029 Commission file number : 001-32395 ConocoPhillips ( Exact name of registrant as specified in its charter ) 01-0562944 ( I.R.S. Employer Identification No. ) 925 N. Eldridge Parkway Houston , TX 77079 ( Address of principal executive offices ) ( Zip Code ) Registrant's telephone number , including area code : 281-293-1000 Securities registered pursuant to Section 12 ( b ) of the Act : Trading symbols COP CUSIP - 718507BK1 Name of each exchange on which registered New York Stock Exchange New York Stock Exchange 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 . Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . [ x ] Yes [ ] No [ ] Yes [ x ] 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 . [ x ] 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 ) . [ x ] 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 company " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Large accelerated filer [ x ] Accelerated filer [ ] Non - 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 . [ x ] Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . [ ] Yes [ x ] No The aggregate market value of common stock held by non - affiliates of the registrant on June 30 , 2020 , the last business day of the registrant's most recently completed second fiscal quarter , based on the closing price on that date of $ 42.02 , was $ 45.1 billion . The registrant had 1,354,734,727 shares of common stock outstanding at January 31 , 2021 . Documents incorporated by reference : Portions of the Proxy Statement for the Annual Meeting of Stockholders to be held on May 11 , 2021 ( Part III )