https://stockstream.it.com/stocks/BIIB Latest news and analysis for BIIB stock on StockStream. en-us Tue, 14 Jul 2026 22:32:13 +0000 15 https://stockstream.it.com/news/biib-phase-2-alzheimers-trial-resultsFollowing the Phase 2 CELIA trial of diranersen, BIIB shares fell nearly 9%. Discover the market's reaction and insights on Biogen Inc.'s future.Tue, 14 Jul 2026 19:10:59 +0000https://stockstream.it.com/news/biib-phase-2-alzheimers-trial-resultsHealthcare