• Alnylam Pharmaceuticals average return on investment for 2023 was -95.63, a 3.99% decline from 2022.
• Alnylam Pharmaceuticals average return on investment for 2022 was -99.6, a 2.44% decline from 2021.
• Alnylam Pharmaceuticals average return on investment for 2021 was -97.23, a 55.76% 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.