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Biogen to Report Second Quarter 2025 Financial Results July 31, 2025

Key Takeaway: Biogen to Report Second Quarter 2025 Financial Results July 31, 2025
Price reaction · baseline $126.64 (2025-07-30 close) · hit after-hours · clean, no other BIIB news in the window
day 0 close
+1.1%
day 1
+4.2%
day 3
+4.9%

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

Biogen to Report Second Quarter 2025 Financial Results July 31, 2025.
Last updated: Jul 31, 2025