51.20
price up icon0.27%   0.14
after-market After Hours: 51.20
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Aci Worldwide Inc Stock (ACIW) Price History

The historical daily chart and data for Aci Worldwide Inc stock (ACIW), show that the latest closing stock price as of October 13, 2026, is $51.20.
  • Aci Worldwide Inc all-time high stock price is $61.08, occurred on July 29, 2026.
  • The lowest Aci Worldwide Inc stock price recorded was $15.07 on February 12, 2016. Since then, Aci Worldwide Inc's stock price has risen over 239.75% to $51.20 now.
  • The 52-week high stock price for ACIW is $61.08, representing a 19.30% increase from the current share price, occurred on July 29, 2026.
  • The 52-week low stock price for ACIW is $38.05, indicating a -25.67% decrease from the current share price, occurred on February 26, 2026.
  • The closing price of Aci Worldwide Inc (ACIW) stock in the beginning of 2025 was $52.59. The stock closed the year at $47.81, a loss of over -9.09% for the year.
The table below shows more information about ACIW historical price data:
Date High Low High - Low Volume % Change
Oct 13, 2026 $51.99 $51.01 $0.985 420,023.0 +0.27%
Oct 12, 2026 $51.56 $50.99 $0.57 581,354.0 +0.37%
Oct 09, 2026 $51.57 $50.39 $1.18 463,414.0 -0.39%
Oct 08, 2026 $51.15 $50.17 $0.97 493,832.0 +0.83%
Oct 07, 2026 $50.97 $50.25 $0.715 587,474.0 -0.12%
Oct 06, 2026 $51.60 $50.19 $1.41 730,951.0 -1.00%
Oct 05, 2026 $51.65 $50.15 $1.50 1,007,413.0 +2.13%
Oct 02, 2026 $50.91 $49.59 $1.32 577,638.0 +0.93%
Oct 01, 2026 $50.26 $49.11 $1.15 840,640.0 +1.66%
Sep 30, 2026 $49.37 $47.81 $1.55 1,121,381.0 +0.60%
Sep 29, 2026 $49.20 $48.31 $0.89 630,237.0 -0.84%
Sep 28, 2026 $49.18 $48.28 $0.90 465,804.0 -1.03%
Sep 25, 2026 $49.98 $49.44 $0.54 585,404.0 -0.22%
Sep 24, 2026 $49.92 $48.84 $1.08 487,773.0 +0.81%
Sep 23, 2026 $49.83 $48.86 $0.965 537,329.0 +0.06%
Sep 22, 2026 $50.78 $48.80 $1.98 779,938.0 -0.81%
Sep 21, 2026 $50.63 $49.57 $1.06 615,454.0 -1.35%
Sep 18, 2026 $51.31 $49.99 $1.32 1,635,160.0 -1.78%
Sep 17, 2026 $51.76 $50.93 $0.83 675,546.0 -0.78%
Sep 16, 2026 $52.02 $50.46 $1.56 638,532.0 +0.57%
Sep 15, 2026 $52.43 $51.02 $1.41 888,623.0 -2.58%

Aci Worldwide Inc Stock (ACIW) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Aci Worldwide Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of ACIW shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Aci Worldwide Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Aci Worldwide Inc Stock (ACIW) Price History 2026

Month High Low High - Low Volume % Change
Oct, 2026 $51.99 $49.11 $2.88 5,702,739.0 +4.75%
Sep, 2026 $53.73 $47.81 $5.92 15,195,699.0 -8.26%
Aug, 2026 $59.30 $51.07 $8.23 22,322,519.0 -7.06%
Jul, 2026 $61.08 $50.95 $10.13 21,958,037.0 +14.00%
Jun, 2026 $50.35 $40.70 $9.65 22,441,897.0 +15.16%
May, 2026 $48.54 $40.00 $8.54 14,465,741.0 +1.04%
Apr, 2026 $46.04 $39.35 $6.69 15,423,304.0 +5.39%
Mar, 2026 $43.01 $38.70 $4.31 17,078,756.0 +3.35%
Feb, 2026 $44.51 $38.05 $6.46 20,396,922.0 -8.49%
Jan, 2026 $48.01 $41.86 $6.15 13,374,549.0 -9.31%

Aci Worldwide Inc Stock (ACIW) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $49.70 $45.10 $4.60 14,435,296.0 +2.69%
Nov, 2025 $52.28 $45.61 $6.67 14,366,166.0 -1.62%
Oct, 2025 $54.28 $46.67 $7.61 14,810,404.0 -9.74%
Sep, 2025 $53.45 $48.41 $5.04 20,261,162.0 +6.93%
Aug, 2025 $49.83 $40.45 $9.38 19,926,141.0 +15.95%
Jul, 2025 $46.61 $42.51 $4.10 15,212,991.0 -7.30%
Jun, 2025 $47.95 $44.06 $3.89 12,149,293.0 -0.76%
May, 2025 $55.45 $45.51 $9.94 20,073,809.0 -13.31%
Apr, 2025 $57.49 $47.00 $10.49 16,912,588.0 -2.47%
Mar, 2025 $58.14 $50.71 $7.43 12,622,755.0 -4.60%
Feb, 2025 $57.38 $49.68 $7.70 12,363,046.0 +7.10%
Jan, 2025 $55.39 $50.25 $5.14 11,482,652.0 +3.16%

Aci Worldwide Inc Stock (ACIW) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $57.81 $50.60 $7.21 13,345,495.0 -9.38%
Nov, 2024 $59.71 $49.14 $10.57 14,760,185.0 +15.49%
Oct, 2024 $53.29 $48.52 $4.77 12,658,737.0 -3.34%
Sep, 2024 $51.19 $46.17 $5.02 15,150,635.0 +1.07%
Aug, 2024 $50.52 $41.79 $8.73 15,957,827.0 +16.49%
Jul, 2024 $43.95 $38.59 $5.36 16,162,074.0 +9.19%
Jun, 2024 $39.61 $33.31 $6.30 13,501,718.0 +9.94%
May, 2024 $37.85 $33.95 $3.90 11,322,518.0 +5.60%
Apr, 2024 $36.37 $31.19 $5.18 11,168,990.0 +2.68%
Mar, 2024 $33.33 $30.82 $2.51 9,497,736.0 +0.91%
Feb, 2024 $33.43 $28.79 $4.64 12,571,696.0 +9.44%
Jan, 2024 $31.49 $28.94 $2.55 12,574,918.0 -1.73%
BOX BOX
$37.54
price up icon 2.26%
$23.76
price up icon 0.93%
BB BB
$8.47
price up icon 0.24%
$15.43
price up icon 2.73%
$31.77
price up icon 0.44%
$48.72
price up icon 5.07%
Cap:     |  Volume (24h):