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( MARK ONE ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , D. C. 20549 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 FORM 10 - K An Illinois Corporation 100 Abbott Park Road Abbott Park , Illinois 60064-6400 Title of Each Class Common Shares , Without Par Value Abbott Laboratories Commission file number 1-2189 36-0698440 ( I.R.S. employer identification number ) ( 224 ) 667-6100 ( telephone number ) Securities Registered Pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) ABT Name of Each Exchange on Which Registered New York Stock Exchange Chicago Stock Exchange , Inc. 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 . No 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 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 ) . 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 . Accelerated Filer Large Accelerated Filer Non - Accelerated Filer Smaller reporting company Emerging growth company O 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 | The aggregate market value of the 1,727,625,764 shares of voting stock held by nonaffiliates of the registrant , computed by reference to the closing price as eported on the New York Stock Exchange , as of the last business day of Abbott Laboratories ' most recently completed second fiscal quarter ( June 30 , 2020 ) , was $ 157,956,823,602 . Abbott has no non - voting common equity . Number of common shares outstanding as of January 31 , 2021 : 1,771,529,358 DOCUMENTS INCORPORATED BY REFERENCE Portions of the 2021 Abbott Laboratories Proxy Statement are incorporated by reference into Part III . The Definitive Proxy Statement will be filed on or about March 12 , 2021 .