• Sanofi average return on investment for 2023 was 17.54, a 36.4% decline from 2022.
• Sanofi average return on investment for 2022 was 27.58, a 5.15% decline from 2021.
• Sanofi average return on investment for 2021 was 26.23, a 8.03% 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.