• Pinnacle West Capital average return on investment for 2023 was 3.29, a 20.15% increase from 2022.
• Pinnacle West Capital average return on investment for 2022 was 4.12, a 13.08% decline from 2021.
• Pinnacle West Capital average return on investment for 2021 was 4.74, a 10.9% decline from 2020.

Roi - return on investment can be defined as an indicator of how profitable a company is relative to its assets invested by shareholders and long-term bond holders. Calculated by dividing a company's operating earnings by its long-term debt and shareholders equity.