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BIIB

New Data Presented at AAIC Demonstrates Investigational LEQEMBI® (lecanemab-irmb) 360 mg Subcutaneous Maintenance Dosing Could Offer a New Option for Ongoing Treatment of Early Alzheimer’s Disease

Key Takeaway: New Data Presented at AAIC Demonstrates Investigational LEQEMBI® (lecanemab-irmb) 360 mg Subcutaneous Maintenance Dosing Could Offer a New Option for Ongoing Treatment of Early Alzheimer’s Disease
Price reaction · baseline $127.9 (2025-07-29 close) · hit after-hours · 3 other BIIB headline(s) in the window, move may be shared
day 0 close · peak
-1%

BiopharmaWatch Analysis

From our catalyst data and publicly available data · not financial advice
Best trade, last catalyst
+34%
120-day peak, hindsight
Typical move
1.8%
average across 15 past catalysts
Lead asset
Alefacept
Phase 3 · Chronic Plaque Psoriasis

Full Press Release Details

New Data Presented at AAIC Demonstrates Investigational LEQEMBI® (lecanemab-irmb) 360 mg Subcutaneous Maintenance Dosing Could Offer a New Option for Ongoing Treatment of Early Alzheimer’s Disease.
Last updated: Jul 30, 2025