Annual report
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Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 ( Mark One ) X ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 1934 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF FORM 10 - K For the transition period from Delaware ( State or other jurisdiction of incorporation or organization ) OR Four Tower Bridge 200 Barr Harbor Drive , Suite 200 West Conshohocken , Pennsylvania ( Address of Principal Executive Offices ) MADRIGAL PHARMACEUTICALS , INC . ( Exact name of registrant as specified in its charter ) Title of each class Common Stock , $ 0.0001 Par Value Per Share to Commission file number : 001-33277 04-3508648 ( I.R.S. Employer Identification No. ) 19428 ( Zip Code ) Registrant's telephone number , including area code : (267)824-2827 Former name , former address and former fiscal year , if changed since last report : Securities registered pursuant to Section 12 ( b ) of the Exchange Act : Trading Symbol ( s ) MDGL Name of each exchange on which registered The NASDAQ Stock Market LLC Securities registered pursuant to Section 12 ( g ) of the Exchange 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 Section 15 ( d ) of the Exchange Act . Yes No X 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