Benzinga·2025-11-24 16:17Core Insights - Biogen Inc. stock experienced an increase following disappointing results from Novo Nordisk's phase 3 trials for Alzheimer's treatment, which did not show semaglutide's superiority over placebo in slowing disease progression [1][2] Company Developments - Biogen's Leqembi (lecanemab) received FDA approval in 2023 to slow Alzheimer's progression, but it requires additional MRI scans due to safety concerns [4] - The drug targets beta-amyloid plaques in the brain, aiming to preserve cognitive function in early-stage Alzheimer's patients [5] - Biogen announced a collaboration with Dayra Therapeutics to develop oral macrocyclic peptides for immunological conditions, enhancing its immunology portfolio [6] Financial Aspects - Under the collaboration agreement, Dayra Therapeutics will receive a $50 million upfront payment, with potential additional payments for development candidates and milestone payments for each program [7] - Biogen shares rose 3.74% to $181.85, reaching a new 52-week high [8]