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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 Nevada For the transition period from to Commission file number 001-38908 DRAFT KINGS DRAFTKINGS INC . ( Exact name of registrant as specified in its charter ) ( State or other jurisdiction of incorporation or organization ) 84-4052441 ( I.R.S. Employer Identification No. ) 222 Berkeley Street , 5 Boston , MA 02116 th Floor ( Address of principal executive offices ) ( Zip Code ) ( 617 ) 986-6744 ( Registrant's telephone number , including area code ) Securities Registered Pursuant to Section 12 ( b ) of the Act : Title of each class Class A Common Stock , $ 0.0001 par value Trading symbol DKNG Name of each exchange on which registered The Nasdaq Stock Market LLC Securities Registered Pursuant to Section 12 ( g ) of the Act : None