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BIIB
S&P 500
Biogen Inc.
Jul 29, 2026
+1.76%
Rank
#77
of 514
Up Days
4
/5
Down Days
1
/5
Best Day
+2.73%
Worst Day
-1.01%
2 day streak
Last 5 Trading Days
Wed, Jul 29
+1.76%
Tue, Jul 28
+2.73%
Mon, Jul 27
-1.01%
Fri, Jul 24
+0.78%
Thu, Jul 23
+1.46%
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BIIB - Biogen Inc. Stock Performance on Jul 29, 2026 | Daily Stock Winner | Daily Stock Winner