As of 2026-03-29, the EV/EBITDA ratio of ACI Worldwide Inc (ACIW) is 8.98. EV/EBITDA ratio is calculated by dividing the enterprise value by the TTM EBITDA. ACIW's latest enterprise value is 4,677.74 mil USD. ACIW's TTM EBITDA according to its financial statements is 521.14 mil USD. Dividing these 2 quantities gives us the above ACIW EV/EBITDA ratio.
| Range | Selected | |
| Trailing P/E multiples | 8.9x - 13.0x | 10.2x |
| Forward P/E multiples | 10.4x - 15.7x | 10.9x |
| Fair Price | 39.45 - 62.80 | 43.81 |
| Upside | -1.1% - 57.5% | 9.9% |
| Date | EV/EBITDA |
| 2026-03-27 | 8.98 |
| 2026-03-26 | 9.17 |
| 2026-03-25 | 9.01 |
| 2026-03-24 | 8.97 |
| 2026-03-23 | 9.17 |
| 2026-03-20 | 8.89 |
| 2026-03-19 | 8.94 |
| 2026-03-18 | 8.83 |
| 2026-03-17 | 8.97 |
| 2026-03-16 | 8.91 |
| 2026-03-13 | 8.95 |
| 2026-03-12 | 9.08 |
| 2026-03-11 | 9.28 |
| 2026-03-10 | 9.40 |
| 2026-03-09 | 9.51 |
| 2026-03-06 | 9.50 |
| 2026-03-05 | 9.56 |
| 2026-03-04 | 9.48 |
| 2026-03-03 | 9.27 |
| 2026-03-02 | 9.07 |
| 2026-02-27 | 8.94 |
| 2026-02-26 | 8.96 |
| 2026-02-25 | 9.29 |
| 2026-02-24 | 8.82 |
| 2026-02-23 | 8.70 |
| 2026-02-20 | 9.17 |
| 2026-02-19 | 9.15 |
| 2026-02-18 | 9.11 |
| 2026-02-17 | 9.11 |
| 2026-02-13 | 8.91 |
| 2026-02-12 | 8.86 |
| 2026-02-11 | 9.06 |
| 2026-02-10 | 9.47 |
| 2026-02-09 | 9.36 |
| 2026-02-06 | 9.44 |
| 2026-02-05 | 9.13 |
| 2026-02-04 | 9.19 |
| 2026-02-03 | 8.91 |
| 2026-02-02 | 9.67 |
| 2026-01-30 | 9.66 |
| 2026-01-29 | 9.62 |
| 2026-01-28 | 9.68 |
| 2026-01-27 | 9.92 |
| 2026-01-26 | 9.94 |
| 2026-01-23 | 9.79 |
| 2026-01-22 | 9.73 |
| 2026-01-21 | 9.57 |
| 2026-01-20 | 9.47 |
| 2026-01-16 | 9.58 |
| 2026-01-15 | 9.68 |