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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 07/08/2026 |
$55.21 |
$56.12 |
$54.60 |
$55.88 |
1.30M | | 07/09/2026 |
$54.70 |
$56.54 |
$54.05 |
$56.40 |
1.04M | | 07/10/2026 |
$56.97 |
$57.58 |
$56.29 |
$56.42 |
671.90K | | 07/13/2026 |
$56.91 |
$57.60 |
$56.35 |
$56.43 |
758.10K | | 07/14/2026 |
$54.75 |
$56.11 |
$53.81 |
$55.11 |
777.70K |
 |
| ACI Worldwide, Inc. develops, markets, installs, and supports a line of software products and solutions primarily focused on facilitating real-time digital payments. Co.'s segments include Banks, Merchants, and Billers. It provides payment solutions to large and mid-size banks globally for retail banking, real time, digital, and other payment services. It support merchants globally, including Tier 1 and Tier 2 merchants, online-only merchants and payment service providers, independent selling organizations, value-added resellers, and acquirers who service them. | |
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ACI Worldwide (ACIW) has the following price history information. Looking back at ACIW historical stock prices for the last five trading days, on July 08, 2026, ACIW opened at $55.21, traded as high as $56.12 and as low as $54.60, and closed at $55.88. Trading volume was a total of 1.30M shares. On July 09, 2026, ACIW opened at $54.70, traded as high as $56.54 and as low as $54.05, and closed at $56.40. Trading volume was a total of 1.04M shares. On July 10, 2026, ACIW opened at $56.97, traded as high as $57.58 and as low as $56.29, and closed at $56.42. Trading volume was a total of 671.90K shares. On July 13, 2026, ACIW opened at $56.91, traded as high as $57.60 and as low as $56.35, and closed at $56.43. Trading volume was a total of 758.10K shares. On July 14, 2026, ACIW opened at $54.75, traded as high as $56.11 and as low as $53.81, and closed at $55.11. Trading volume was a total of 777.70K shares.
ACIW Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into ACI Worldwide shares, starting with a $10,000 purchase of ACIW, and working forward through the historical stock price information to today.
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
07/18/2016 |
|
| End date: |
07/14/2026 |
|
| Start price/share: |
$19.63 |
|
| End price/share: |
$55.11 |
|
| Dividends collected/share: |
$0.00 |
|
| Total return: |
180.74% |
|
| Average Annual Total Return: |
10.88% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$28,072.84 |
|
| Years: |
9.99 |
|
|
 |
| Date |
Close |
| 07/08/2026 | $55.88 | | 07/09/2026 | $56.40 | | 07/10/2026 | $56.42 | | 07/13/2026 | $56.43 | | 07/14/2026 | $55.11 |
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