Financial Information - highlights page Financial Information Highlights SEC Filings Annual Reports Quarterly Results Tax Information 2018 Show all 2018 Fourth Quarter ACI Worldwide, Inc. Reports Financial Results for the Quarter and Full Year Ended December 31, 2018 373 KB Q4 2018 Earnings Presentation (Febuary 28, 2019) 988.1 KB Annual Reports Documents Add Files 2019 ACI Worldwide Annual Report 2 MB Add Files 2018 ACI Worldwide Annual Report 971.3 KB Proxy Statements Date Filed View Apr 24, 2020 0001193125-20-118106.pdf 0001193125-20-118106.rtf 0001193125-20-118106.xls View HTML Apr 26, 2019 0001193125-19-120755.pdf 0001193125-19-120755.rtf 0001193125-19-120755.xls View HTML Form 10-K Date Filed View Feb 27, 2020 View HTML 0000935036-20-000009.pdf 0000935036-20-000009.rtf 0000935036-20-000009.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Mar 1, 2019 View HTML 0001193125-19-058622.pdf 0001193125-19-058622.rtf 0001193125-19-058622.xls EX-101.INS - XBRL INSTANCE DOCUMENT Form 10-Q Date Filed View Nov 5, 2020 0000935036-20-000043.pdf 0000935036-20-000043.rtf 0000935036-20-000043.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Aug 6, 2020 0000935036-20-000031.pdf 0000935036-20-000031.rtf 0000935036-20-000031.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML