ACI Worldwide - 15 Year Stock Price History | ACIW

Historical daily share price chart and data for ACI Worldwide since 2011 adjusted for splits and dividends. The latest closing stock price for ACI Worldwide as of September 15, 2026 is 51.29.
  • The all-time high ACI Worldwide stock closing price was 60.18 on July 29, 2026.
  • The ACI Worldwide 52-week high stock price is 61.08, which is 19.1% above the current share price.
  • The ACI Worldwide 52-week low stock price is 38.05, which is 25.8% below the current share price.
  • The average ACI Worldwide stock price for the last 52 weeks is 47.09.
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ACI Worldwide Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 46.3010 45.6700 60.1800 38.4700 51.2900 7.28%
2025 49.4497 52.5900 57.3500 40.7400 47.8100 -7.90%
2024 41.2995 30.3800 59.2000 28.9200 51.9100 69.64%
2023 24.7580 23.0300 30.6000 19.7500 30.6000 33.04%
2022 26.6277 34.9500 35.4200 20.0000 23.0000 -33.72%
2021 35.8909 37.8800 43.1000 28.3900 34.7000 -9.71%
2020 29.8088 38.2000 39.3100 21.1900 38.4300 1.44%
2019 32.3601 27.1400 37.8850 25.1600 37.8850 36.92%
2018 25.5926 22.6900 30.1200 20.7100 27.6700 22.06%
2017 22.1440 18.5600 24.6000 18.5600 22.6700 24.90%
2016 19.2133 20.6700 21.7800 16.2300 18.1500 -15.19%
2015 22.2538 19.7100 25.5900 17.8400 21.4000 6.10%
2014 19.1568 21.0000 21.4466 17.3900 20.1700 -6.91%
2013 16.7958 14.8167 21.6666 14.3000 21.6666 48.78%
2012 13.4510 9.5467 15.5133 9.4100 14.5633 52.55%
Sector Industry Market Cap Revenue
Computer and Technology Computer Software $5.315B $1.760B
ACI Worldwide, the Universal Payments (UP) company, powers electronic payments for more than 5,000 organizations around the world. More than 1,000 of the largest financial institutions and intermediaries as well as 300 of the leading global retailers rely on ACI to execute $14 trillion each day in payments. In addition, thousands of organizations utilize our electronic bill presentment and payment services. Through their comprehensive suite of software and SaaS-based solutions, they deliver real-time, any-to-any payments capabilities and enable the industry's most complete omni-channel payments experience.
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