• Alcon average return on investment for 2023 was 2.18, a 11.79% increase from 2022.
• Alcon average return on investment for 2022 was 1.95, a 261.11% increase from 2021.
• Alcon average return on investment for 2021 was 0.54, a 119.49% 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.