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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K ( 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 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Delaware ( State or other jurisdiction of incorporation or organization ) 13211 Merriman Road ALTA EQUIPMENT GROUP INC . ( Exact name of Registrant as specified in its Charter ) Livonia , MI ( Address of principal executive offices ) Securities registered pursuant to Section 12 ( b ) of the Act : Commission File Number 001-38864 48150 ( Zip Code ) Registrant's telephone number , including area code : ( 248 ) 449-6700 Title of each class Common stock , $ 0.0001 par value per share Warrants , each exercisable for one share of common stock X Depositary Shares representing a 1 / 1000th fractional interest in a share of 10 % Series A Cumulative Perpetual Preferred Stock , $ 0.0001 par value per share Trading Symbol ( s ) ALTG ALTG WS 83-2583782 ( I.R.S. Employer Identification No. ) ALTG PRA Name of each exchange on which registered The New York Stock Exchange The New York Stock Exchange The 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 . YES NO Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or 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 Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , 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 Non - accelerated filer 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 in Rule 12b - 2 of the Exchange Act ) . YES NO As of June 30 , 2020 , there were 29,511,359 shares of Common Stock outstanding . The aggregate market value of Common Stock held by non - affiliates ( defined as other than directors , executive officers and 10 percent beneficial owners ) at June 30 , 2020 was approximately $ 128.1 million , calculated by using the closing price of the Common Stock on such date on the New York Stock Exchange of $ 7.77 . As of March 15 , 2021 , there were 30,018,502 shares of Common Stock , $ 0.0001 par value , and 1,200 shares of Preferred Stock , $ 0.0001 par value , which Preferred Stock is evidenced by 1,200,000 depositary shares , outstanding . DOCUMENTS INCORPORATED BY REFERENCE Portions of the registrant's proxy statement relating to the 2021 Annual Meeting of Shareholders are incorporated by reference into Part III of this report .