LONDON & BOSTON & TOKYO--(BUSINESS WIRE)-- #biopharma--The top 600 biopharma firms added $487 billion in market capitalisation in 2020, according to the Evaluate Vantage Pharma, Biotech & Medtech 2020 in Review report, published today. Companies developing COVID-19 treatments experienced some of the largest gains; the greatest market cap increases by percentage were Novovax (2,702%) and South Korea's Shin Poong (1,613%). 2020 also saw an unprecedented amount of cash flow into the sector. Drug developers