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Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , DC 20549 FORM 10 - Q QUARTERLY REPORT PURSUANT TO SECTION 13 or 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTER ENDED JUNE 30 , 2021 1-2360 ( Commission file number ) INTERNATIONAL BUSINESS MACHINES CORPORATION ( Exact name of registrant as specified in its charter ) New York ( State of incorporation ) One New Orchard Road Armonk , New York ( Address of principal executive offices ) 914-499-1900 ( Registrant's telephone number ) 13-0871985 ( IRS employer identification number ) Securities registered pursuant to Section 12 ( b ) of the Act : Trading symbol 10504 ( Zip Code ) Title of each class Capital stock , par value $ .20 per share 0.500 % Notes due 2021 IBM IBM 21B 2.625 % Notes due 2022 IBM 22A 1.250 % Notes due 2023 IBM 23A 0.375 % Notes due 2023 IBM 23B 1.125 % Notes due 2024 IBM 24A 2.875 % Notes due 2025 IBM 25A 0.950 % Notes due 2025 IBM 25B 0.875 % Notes due 2025 IBM 25C 0.300 % Notes due 2026 IBM 26B Name of each exchange on which registered New York Stock Exchange NYSE Chicago New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange 1.250 % Notes due 2027 IBM 27B New York Stock Exchange 0.300 % Notes due 2028 IBM 28B 1.750 % Notes due 2028 IBM 28A 1.500 % Notes due 2029 IBM 29 1.750 % Notes due 2031 IBM 31 New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange 0.650 % Notes due 2032 IBM 32A IBM 40 IBM 25 IBM 27 New York Stock Exchange New York Stock Exchange New York Stock Exchange New York Stock Exchange IBM 28 New York Stock Exchange IBM 45 IBM 96 1.200 % Notes due 2040 7.00 % Debentures due 2025 6.22 % Debentures due 2027 6.50 % Debentures due 2028 7.00 % Debentures due 2045 7.125 % Debentures due 2096 New York Stock Exchange New York Stock Exchange 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 . 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 is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes □ No ☑ The registrant had 896,320,073 shares of common stock outstanding at June 30 , 2021 .