Biogen Inc. (NASDAQ:BIIB)’s recent partnership with City Therapeutics, Inc. to develop RNAi therapies for central nervous system diseases has fueled a 6% rise in its share price over the past month, reflecting renewed investor optimism. This move comes amid a broader rally in the tech sector driven by favorable policy shifts and positive market sentiment, as major indices have also trended upward.

A scientist studying a petri dish with magnifying glass in a laboratory setting.
The collaboration underscores Biogen Inc.’s strategic pivot toward innovative treatments, expanding its pipeline beyond established Alzheimer’s therapies like LEQEMBI. Analysts suggest this could strengthen BIIB’s long-term growth prospects and help offset challenges such as declining multiple sclerosis revenues and mounting competition from generics and biosimilars.
Despite the recent uptick, Biogen Inc.’s three-year total shareholder return remains down 37.09%, significantly underperforming the broader US biotech industry, which gained 12.9% over the past year. The company’s current share price still trades at a 36.67% discount to the analyst consensus target of $171.95, highlighting persistent investor caution regarding future earnings and revenue growth. While the RNAi collaboration may gradually shift market perceptions, BIIB faces ongoing pressure to deliver on its innovation-driven strategy and regain industry momentum.
READ NEXT: 10 Best Cancer Stocks to Invest in for Long-Term Gains and 10 Most Oversold Stocks to Buy According to Billionaires.





