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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 For the transition period from Connecticut ( State of incorporation ) Title of each class Common Stock to Commission File Number 1-9583 1 Manhattanville Road , Suite 301 , Purchase , New York ( Address of principal executive offices ) Large accelerated filer Non - accelerated filer MBIA INC . ( Exact name of registrant as specified in its charter ) 06-1185706 ( I.R.S. Employer Identification No. ) Trading Symbol ( s ) MBI Securities registered pursuant to Section 12 ( g ) of the Act : None 10577 ( Zip Code ) Registrant's telephone number , including area code : ( 914 ) 273-4545 Securities registered pursuant to Section 12 ( b ) of the Act : Name of each exchange on which registered New York Stock Exchange No > No X Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes 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 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 definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , ” and “ emerging growth company " in Rule 12b - 2 of the Exchange Act . ■ ■ 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 Act ) . Yes No X The aggregate market value of the voting stock held by non - affiliates of the Registrant as of June 30 , 2020 was $ 404,974,161 . As of February 22 , 2021,53,726,305 shares of Common Stock , par value $ 1 per share , were outstanding . Documents incorporated by reference : Portions of the Definitive Proxy Statement of the Registrant for its 2020 Annual Meeting , which will be filed on or before March 31 , 2021 , are incorporated by reference into Part III of this Form 10 - K .