• Amgen average debt/equity ratio for 2023 was 9.49, a 49.01% decline from 2022.
• Amgen average debt/equity ratio for 2022 was 18.61, a 371.14% decline from 2021.
• Amgen average debt/equity ratio for 2021 was 3.95, a 21.54% increase from 2020.

Debt/equity ratio can be defined as a measure of a company's financial leverage calculated by dividing its long-term debt by stockholders' equity.