institutional
AC
NASDAQ · ACIW
ACI Worldwide, Inc.
Technology · Software - Infrastructure
$51.58
Up+$0.29 (+0.57%)
Updated Sep 17, 2026, 4:28 AM
SID Score
6.3/10
Composite research score
Smart Money
59/100
Neutral
- Market cap
- 4.09B
- P/E ratio
- 18.01
- Dividend yield
- 0.00%
- 52-week range
- $38.70 – $61.08
- Volume
- 646.69K
- Avg. volume
- 810.58K
Price performance
ACIW price history
1M range · 20 trading sessions · Daily adjusted prices
ACIW closed at $51.58 after 20 trading sessions, down 0.75% for the selected period.
- Last close
- $51.58
- Period change
- -0.75%
- Period low
- $51.23
- Period high
- $54.23
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 16, 2026 | $50.63 | $52.02 | $50.4559 | $51.58 | 646.69K |
| Sep 15, 2026 | $52.04 | $52.43 | $51.02 | $51.29 | 944.57K |
| Sep 14, 2026 | $53.18 | $53.60 | $52.19 | $52.65 | 667.65K |
| Sep 11, 2026 | $52.23 | $52.35 | $51.42 | $52.09 | 616.93K |
| Sep 10, 2026 | $51.83 | $52.18 | $51.25 | $51.97 | 715.18K |
| Sep 9, 2026 | $51.63 | $51.99 | $50.945 | $51.96 | 845.87K |
| Sep 8, 2026 | $51.95 | $52.24 | $50.77 | $51.98 | 969.21K |
| Sep 4, 2026 | $52.12 | $53.11 | $51.94 | $52.95 | 586.61K |
| Sep 3, 2026 | $53.11 | $53.73 | $52.21 | $52.91 | 596.13K |
| Sep 2, 2026 | $51.39 | $52.55 | $50.5172 | $52.46 | 602.28K |
| Sep 1, 2026 | $52.67 | $53.00 | $51.05 | $51.23 | 823.3K |
| Aug 31, 2026 | $53.23 | $53.85 | $52.895 | $53.28 | 1.05M |
| Aug 28, 2026 | $54.14 | $54.59 | $53.67 | $53.83 | 862.54K |
| Aug 27, 2026 | $53.16 | $54.255 | $52.99 | $54.225 | 726.98K |
| Aug 26, 2026 | $51.87 | $53.05 | $51.64 | $53.04 | 741.64K |
| Aug 25, 2026 | $52.37 | $52.695 | $51.72 | $52.40 | 645.37K |
| Aug 24, 2026 | $51.94 | $52.71 | $51.94 | $52.41 | 559.67K |
| Aug 21, 2026 | $51.55 | $52.505 | $51.31 | $51.86 | 562.68K |
| Aug 20, 2026 | $51.79 | $52.075 | $51.375 | $51.57 | 632.65K |
| Aug 19, 2026 | $52.21 | $53.00 | $51.765 | $51.97 | 955.17K |
Latest ACIW news
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