OUR PURPOSE PIONEERING SCIENCE COMMUNITY REPORTING 84 ADVANCING HEALTHY CLIMATE, HEALTHY LIVES™ BIOGEN 2021 YEAR IN REVIEW PATIENTS OUR PEOPLE ENVIRONMENT Program Element Focus 2040 Goal Interim Target Progress Highlights 100% FOSSIL FUEL FREE OPERATIONS FACILITIES 100% renewable electricity (RE) • 100% RE. • Sustained our 100% RE commitment from 2014. • Member of the RE100. • From 2019 to 2021, achieved a 6% decrease in scope 1 GHG emissions. • From 2019 to 2021, decreased scope 3 emissions 7%. Reduce absolute scope 1 and 2 GHG emissions 100% from a 2019 base year • Reduce absolute scope 1 and 2 GHG emissions 55% by 2032 from a 2019 base year. • Launched technical assessments to identify pathways to fully decarbonize three major Biogen facilities. PRODUCTS & PACKAGING All products achieve and sustain more than 90% of green chemistry targets • Integrate green chemistry principles into all stages of therapy development by 2023. • 100% Biogen lab participation in My Green Lab with 50% receiving Green certification or higher by 2025. • Established new green chemistry targets. • 14 Biogen labs participated in a My Green Lab pilot in 2021. • VUMERITY® analysis achieved a 43% reduction in greenhouse gas emissions and a 33% reduction in waste. Eliminate, minimize or closed-loop recycle all fossil fuel derived plastics across all business functions • Complete initial product assessments by 2022. • Engaged MIT on initial plastics assessment. • Conducted complete lifecycle assessments on three products. • Eliminated 2,600 pounds of fossil fuel derived plastics from waste processes in North Carolina alone. • Signed the Business Call for a U.N. Treaty on Plastic Pollution. Eliminate plastics in secondary and tertiary packaging • PVC-free and phase out plastic packing trays by 2025. • Prototype a reusable autoinjector by 2028. • 60% of packaging is sustainable by 2030. • Working to pilot bio-sourced packaging in place of plastic. VEHICLES Zero emissions • Transition 100% of Biogen’s vehicle fleet to electric by 2025. • Deploy infrastructure for workplace charging at 30+ Biogen locations. • Grew our electric vehicle program to 12 countries. • Installed infrastructure including 49 workplace chargers as well as at-home charging for employees. • Member of the EV100. FINANCE Actively support other institutions in their efforts to combat climate change by increasing investments in high-performing ESG companies and investment funds • Consider relevant and appropriate investment options annually. • Engaged with Biogen financial advisors to evaluate ESG-focused companies and funds and other investment options with an eye toward enhancing long-term risk-adjusted returns. PROGRAM PROGRESS