Aci Worldwide (ACIW) Tax Rate (2009 - 2026)
Aci Worldwide (ACIW) posted Tax Rate of 18.31% for Q2 2026, down 23.82% on a QoQ basis from 24.03% in Q1 2026, and down 1342.0% year-over-year from 1.47% in Q2 2025.
Powered by 
Analysis
Aci Worldwide (ACIW) Tax Rate (2009 - 2026) Analysis & Trends
Aci Worldwide has reported Tax Rate for 18 years, with the latest figure at 18.31% in Q2 2026.
- On a quarterly basis, Tax Rate fell 1342.0% year-over-year to 18.31% in Q2 2026; TTM through Jun 2026 was 26.37%, a 813.0% increase from a year earlier, with the FY2025 full-year figure at 26.09%, up 721.0% from the prior year.
- Tax Rate was 18.31% for Q2 2026 at Aci Worldwide, down from 24.03% in the prior quarter.
- The five-year high for Tax Rate was 35.04% in Q4 2025, with the low at 3.82% in Q1 2024.
- Average Tax Rate over 5 years is 23.32%, with a median of 24.06% recorded in 2024.
- The sharpest annual moves came in 2022 and 2025: Tax Rate tumbled 3903 bps in 2022, then jumped 2443 bps in 2025.
- Over 5 years, Tax Rate stood at 32.18% in 2022, then slumped by 36 bps to 20.44% in 2023, then plunged by 48 bps to 10.61% in 2024, then jumped by 230 bps to 35.04% in 2025, then tumbled by 48 bps to 18.31% in 2026.
- The last three Tax Rate figures came in at 18.31% (Q2 2026), 24.03% (Q1 2026), and 35.04% (Q4 2025), per Business Quant data.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | Block | 47.96 Bn | 41.53 Bn | 3.17 Bn | 71.11% |
| 2 | PayPal Holdings | 46.69 Bn | 35.44 Bn | - | 15.73% |
| 3 | Fiserv | 26.99 Bn | 26.36 Bn | 3.59 Bn | 20.13% |
| 4 | Corpay | 26.69 Bn | 19.68 Bn | 1.19 Bn | 26.96% |
| 5 | Global Payments | 24.17 Bn | 18.76 Bn | 2.03 Bn | -4.72% |
| 6 | Wex | 6.49 Bn | 384.52 Mn | 463.80 Mn | 27.84% |
| 7 | Aci Worldwide | 5.27 Bn | 5.10 Bn | 181.57 Mn | 18.31% |
| 8 | Paymentus Holdings | 4.46 Bn | 4.08 Bn | 94.31 Mn | 28.32% |
| 9 | dLocal | 4.35 Bn | 3.47 Bn | 127.15 Mn | -15.72% |
| 10 | Sezzle | 4.00 Bn | 3.91 Bn | - | 21.17% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 18.31% |
| Mar 31, 2026 | 24.03% |
| Dec 31, 2025 | 35.04% |
| Sep 30, 2025 | 22.75% |
| Jun 30, 2025 | 31.73% |
| Mar 31, 2025 | 17.82% |
| Dec 31, 2024 | 10.61% |
| Sep 30, 2024 | 24.10% |
| Jun 30, 2024 | 23.43% |
| Mar 31, 2024 | -3.82% |
| Dec 31, 2023 | 20.44% |
| Sep 30, 2023 | 18.76% |
| Jun 30, 2023 | 33.05% |
| Mar 31, 2023 | 25.10% |
| Dec 31, 2022 | 32.18% |
| Sep 30, 2022 | 31.39% |
| Jun 30, 2022 | 24.75% |
| Mar 31, 2022 | 30.17% |
| Dec 31, 2021 | 29.10% |
| Sep 30, 2021 | 25.67% |