BIIB - BIOGEN INC.
199.36
1.410 0.707%
Share volume: 1,145,301
Last Updated: 05-12-2026
Pharmaceutical Products/Biological Products, Except Diagnostic Substances:
0.21%
PREVIOUS CLOSE
CHG
CHG%
$197.95
1.41
0.01%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 05-12-2026 | $198.47 | $198.47 | $202.40 | $202.40 | $196.47 | $196.47 | $199.36 | $199.36 | 1,145,301 | $1,145,301.00 |
| 05-11-2026 | $194.76 | $194.76 | $200.31 | $200.31 | $194.75 | $194.75 | $197.95 | $197.95 | 1,772,229 | $1,772,229.00 |
| 05-08-2026 | $189.68 | $189.68 | $195.20 | $195.20 | $189.50 | $189.50 | $193.45 | $193.45 | 931,578 | $931,578.00 |
| 05-07-2026 | $190.34 | $190.34 | $192.10 | $192.10 | $188.86 | $188.86 | $191.38 | $191.38 | 735,692 | $735,692.00 |
| 05-06-2026 | $189.13 | $189.13 | $191.17 | $191.17 | $188.30 | $188.30 | $190.68 | $190.68 | 741,346 | $741,346.00 |
| 05-05-2026 | $187.38 | $187.38 | $189.69 | $189.69 | $186.00 | $186.00 | $189.13 | $189.13 | 586,074 | $586,074.00 |
| 05-04-2026 | $186.28 | $186.28 | $187.51 | $187.51 | $185.44 | $185.44 | $187.21 | $187.21 | 626,559 | $626,559.00 |
| 05-01-2026 | $189.28 | $189.28 | $190.57 | $190.57 | $186.14 | $186.14 | $187.06 | $187.06 | 696,812 | $696,812.00 |
| 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 |