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Table of Contents 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 For the fiscal year ended December 31 , 2020 or □ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Delaware ( State or Other Jurisdiction of Incorporation or Organization ) For the transition period from 445 South Street ( Address of Principal Executive Office ) COVANTA HOLDING CORPORATION ( Exact name of registrant as specified in its charter ) Title of each class Class A common stock Large Accelerated Filer р Commission file number 1-06732 Accelerated filer 0 Morristown NJ Registrant's telephone number , including area code : ( 862 ) 345-5000 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) . CVA 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 þ 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 p 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 p No to 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 and post such files ) . Yes þ No Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S - K ( § 229.405 of this chapter ) is not contained herein , and will not be contained , to the best of registrant's knowledge , in definitive proxy or information statements incorporated by reference in Part III of this Form 10 - K or any amendment to this Form 10 - K . þ Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , or a smaller reporting 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 . ( Check one ) : Non - accelerated filer 0 ( Do not check if a smaller reporting company ) 95-6021257 ( I.R.S. Employer Identification Number ) Part of Form 10 - K of Covanta Holding Corporation Part III 07960 ( Zip Code ) Name of each exchange on which registered New York Stock Exchange Smaller reporting 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 . Yes þ No Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . Yes No þ Documents Incorporated By Reference : Emerging growth company 0 As of June 30 , 2020 , the aggregate market value of the registrant's common stock held by non - affiliates of the registrant was $ 1.1 billion . The aggregate market value was computed by using the closing price of the common stock as of that date on the New York Stock Exchange . ( For purposes of calculating this amount only , all directors and executive officers of the registrant have been treated as affiliates . ) Class Common Stock , $ 0.10 par value Outstanding at February 12 , 2021 131,981,775 Documents Incorporated by Reference Portions of the Proxy Statement to be filed with the Securities and Exchange Commission in connection with the 2021 Annual Meeting of Stockholders .