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Table of Contents ✓ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , DC 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 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Wisconsin ( State or Other Jurisdiction of Incorporation or Organization ) OR Fiserv , Inc. ( Exact Name of Registrant as Specified in Its Charter ) Large accelerated filer Non - accelerated filer Commission file number : Securities registered pursuant to Section 12 ( b ) of the Act : Title of each class Common Stock , par value $ 0.01 per share 0.375 % Senior Notes due 2023 1.125 % Senior Notes due 2027 1.625 % Senior Notes due 2030 2.250 % Senior Notes due 2025 3.000 % Senior Notes due 2031 255 Fiserv Drive Brookfield , WI 53045 ( Address of Principal Executive Offices and zip code ) ( 262 ) 879-5000 ( Registrant's Telephone Number , Including Area Code ) 1-38962 ✓ | Trading Symbol ( s ) FISV FISV23 FISV27 FISV30 FISV25 FISV31 None Securities registered pursuant to Section 12 ( g ) of the Act : 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 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 during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes No 39-1506125 ( I. R. S. Employer Identification No. ) Name of each exchange on which registered The NASDAQ Stock Market LLC The NASDAQ Stock Market LLC The NASDAQ Stock Market LLC The NASDAQ Stock Market LLC The NASDAQ Stock Market LLC The NASDAQ Stock Market LLC 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 Smaller reporting company Emerging growth company No 000