• Biogen EPS for the quarter ending December 31, 2024 was $1.82, a 7.06% increase year-over-year.
• Biogen 2024 annual EPS was $11.18, a 40.28% increase from 2023.
• Biogen 2023 annual EPS was $7.97, a 61.81% decline from 2022.
• Biogen 2022 annual EPS was $20.87, a 100.67% increase from 2021.

Earnings per share can be defined as a company's net earnings or losses attributable to common shareholders per diluted share base, which includes all convertible securities and debt, options and warrants.