• Zscaler average return on investment for 2023 was -14.56, a 40.91% decline from 2022.
• Zscaler average return on investment for 2022 was -24.64, a 31.2% decline from 2021.
• Zscaler average return on investment for 2021 was -18.78, a 32.35% increase 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.