BIIB - BIOGEN INC.
177.35
1.330 0.750%
Share volume: 1,239,458
Last Updated: 04-17-2026
Pharmaceutical Products/Biological Products, Except Diagnostic Substances:
0.23%
PREVIOUS CLOSE
CHG
CHG%
$176.02
1.33
0.01%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 04-17-2026 | $176.29 | $176.29 | $178.41 | $178.41 | $175.69 | $175.69 | $177.35 | $177.35 | 1,239,458 | $1,239,039.00 |
| 04-16-2026 | $178.82 | $178.82 | $179.99 | $179.99 | $174.85 | $174.85 | $176.02 | $176.02 | 953,722 | $953,722.00 |
| 04-15-2026 | $179.36 | $179.36 | $180.87 | $180.87 | $177.70 | $177.70 | $180.54 | $180.54 | 1,168,801 | $1,168,801.00 |
| 04-14-2026 | $177.71 | $177.71 | $181.77 | $181.77 | $177.45 | $177.45 | $178.96 | $178.96 | 1,550,580 | $1,550,580.00 |
| 04-13-2026 | $172.62 | $172.62 | $176.79 | $176.79 | $171.22 | $171.22 | $176.37 | $176.37 | 1,414,958 | $1,414,958.00 |
| 04-10-2026 | $177.97 | $177.97 | $177.97 | $177.97 | $172.32 | $172.32 | $172.97 | $172.97 | 1,501,979 | $1,501,979.00 |
| 04-09-2026 | $177.81 | $177.81 | $180.06 | $180.06 | $174.97 | $174.97 | $177.11 | $177.11 | 1,266,491 | $1,266,491.00 |
| 04-08-2026 | $178.24 | $178.24 | $180.24 | $180.24 | $176.35 | $176.35 | $179.90 | $179.90 | 1,289,686 | $1,289,686.00 |
| 04-07-2026 | $172.20 | $172.20 | $175.64 | $175.64 | $170.43 | $170.43 | $175.61 | $175.61 | 1,515,806 | $1,515,806.00 |
| 04-06-2026 | $177.00 | $177.00 | $177.39 | $177.39 | $168.64 | $168.64 | $172.34 | $172.34 | 2,149,104 | $2,149,104.00 |