14-Jul-2026 - Benzinga Why is Biogen stock falling Tuesday? Biogen Inc. BIIB on Tuesday said it will advance investigational Alzheimer’s therapy diranersen into Phase 3 testing after ...
Latest BIIB Trades by Congress Members
5-JUN-2026 - Gilbert Cisneros, CA (District 31) purchased between $1,001 and $15,000.
14-Jul-2026 - Benzinga Why is Biogen stock falling Tuesday? Biogen Inc. BIIB on Tuesday said it will advance investigational Alzheimer’s therapy diranersen into Phase 3 testing after ...