BIIB - BIOGEN INC.
187.06
-2.220 -1.187%
Share volume: 696,624
Last Updated: 05-01-2026
Pharmaceutical Products/Biological Products, Except Diagnostic Substances:
0.23%
PREVIOUS CLOSE
CHG
CHG%
$189.28
-2.22
-0.01%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 05-01-2026 | $189.28 | $189.28 | $190.57 | $190.57 | $186.14 | $186.14 | $187.06 | $187.06 | 696,624 | $696,624.00 |
| 04-30-2026 | $194.02 | $194.02 | $195.98 | $195.98 | $187.16 | $187.16 | $189.28 | $189.28 | 1,550,523 | $1,550,523.00 |
| 04-29-2026 | $183.12 | $183.12 | $195.89 | $195.89 | $180.18 | $180.18 | $194.38 | $194.38 | 2,453,836 | $2,453,836.00 |
| 04-28-2026 | $182.45 | $182.45 | $184.41 | $184.41 | $181.89 | $181.89 | $183.38 | $183.38 | 1,235,813 | $1,235,813.00 |
| 04-27-2026 | $183.16 | $183.16 | $186.15 | $186.15 | $179.15 | $179.15 | $180.67 | $180.67 | 1,101,370 | $1,101,370.00 |
| 04-24-2026 | $186.65 | $186.65 | $186.65 | $186.65 | $183.17 | $183.17 | $184.38 | $184.38 | 723,366 | $723,366.00 |
| 04-23-2026 | $189.46 | $189.46 | $190.32 | $190.32 | $187.01 | $187.01 | $187.88 | $187.88 | 816,281 | $816,281.00 |
| 04-22-2026 | $189.31 | $189.31 | $192.75 | $192.75 | $188.67 | $188.67 | $190.07 | $190.07 | 1,328,297 | $1,328,297.00 |
| 04-21-2026 | $184.52 | $184.52 | $187.74 | $187.74 | $181.75 | $181.75 | $185.95 | $185.95 | 1,063,303 | $1,063,303.00 |
| 04-20-2026 | $179.54 | $179.54 | $184.26 | $184.26 | $178.72 | $178.72 | $183.34 | $183.34 | 1,484,371 | $1,484,371.00 |