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BIOGEN INC (BIIB) Stock Stock Chart

USA - Nasdaq - NASDAQ:BIIB - US09062X1037 - Common Stock

186 USD
-0.91 (-0.49%)
Last: 1/8/2026, 8:00:01 PM
187.5 USD
+1.5 (+0.81%)
After Hours: 1/8/2026, 8:00:01 PM
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BIOGEN INC / BIIB Daily stock chart