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Table of Contents 0 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 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 Form 10 - K 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 001-38485 Amneal Pharmaceuticals , Inc. ( Exact name of registrant as specified in its charter ) Delaware ( State or other jurisdiction of incorporation or organization ) 400 Crossing Boulevard , Bridgewater , NJ ( Address of principal executive offices ) 32-0546926 Title of each class Class A Common Stock , par value $ 0.01 per share ( I.R.S. Employer Identification No. ) 08807 ( Zip Code ) ( 908 ) 947-3120 ( Registrant's telephone number , including area code ) Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) arge accelerated filer Non - accelerated filer ☐ AMRX 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 Name of each exchange which registered New York Stock Exchange 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 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 . ( Check one ) : Accelerated filer Smaller reporting company Emerging growth company ooo 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 The aggregate market value of the registrant's outstanding shares of common stock , other than shares held by persons who may be deemed affiliates of the registrant , computed by reference to the price at which the registrant's common stock was last sold on the New York Stock Exchange as of the last business day of the registrant's most recently completed second fiscal quarter ( June 30 , 2020 ) , was approximately $ 696,012,893 . As of February 12 , 2021 , there were 147,704,364 shares of Class A common stock outstanding and 152,116,890 shares of Class B common stock outstanding , both with a par value of $ 0.01 . DOCUMENTS INCORPORATED BY REFERENCE Certain information required to be furnished pursuant to Part III of this Form 10 - K will be set forth in , and is hereby incorporated by reference herein from , the registrant's definitive proxy statement for its 2021 Annual Meeting of Stockholders , to be filed by the registrant with the Securities and Exchange Commission pursuant to Regulation