analyst
NASDAQ · BIIB
Biogen Inc.
Healthcare · Drug Manufacturers - General
$218.50
Down-$0.19 (-0.09%)
Updated Aug 31, 2026, 4:24 PM
SID Score
6.7/10
Composite research score
Smart Money
58/100
Neutral
- Market cap
- 25.33B
- P/E ratio
- 15.74
- Dividend yield
- 0.00%
- 52-week range
- $160.36 – $222.85
- Volume
- 517.48K
- Avg. volume
- 1.8M
Price performance
BIIB price history
1M range · 20 trading sessions · Daily adjusted prices
BIIB closed at $218.50 after 20 trading sessions, up 8.26% for the selected period.
- Last close
- $218.50
- Period change
- +8.26%
- Period low
- $201.82
- Period high
- $221.56
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 28, 2026 | $221.17 | $222.00 | $216.78 | $218.50 | 517.48K |
| Aug 27, 2026 | $219.39 | $222.11 | $217.53 | $221.50 | 497.52K |
| Aug 26, 2026 | $219.34 | $222.00 | $218.6907 | $221.07 | 647.33K |
| Aug 25, 2026 | $218.93 | $222.85 | $218.00 | $220.77 | 495.44K |
| Aug 24, 2026 | $216.40 | $218.50 | $213.96 | $218.12 | 649.83K |
| Aug 21, 2026 | $217.76 | $219.12 | $215.00 | $216.78 | 722.35K |
| Aug 20, 2026 | $217.98 | $221.29 | $214.16 | $214.35 | 808.63K |
| Aug 19, 2026 | $215.33 | $222.15 | $215.075 | $221.56 | 886.91K |
| Aug 18, 2026 | $211.00 | $214.065 | $210.01 | $212.55 | 694.01K |
| Aug 17, 2026 | $208.36 | $210.49 | $207.62 | $209.15 | 617.24K |
| Aug 14, 2026 | $210.01 | $210.79 | $208.22 | $209.83 | 554.82K |
| Aug 13, 2026 | $212.98 | $215.605 | $208.79 | $210.65 | 860.09K |
| Aug 12, 2026 | $203.52 | $209.22 | $201.00 | $208.87 | 789.44K |
| Aug 11, 2026 | $206.63 | $207.57 | $203.53 | $203.89 | 936.83K |
| Aug 10, 2026 | $206.70 | $210.02 | $206.29 | $207.13 | 706.43K |
| Aug 7, 2026 | $207.38 | $208.31 | $204.16 | $207.94 | 840.57K |
| Aug 6, 2026 | $208.75 | $209.03 | $202.03 | $206.28 | 892.77K |
| Aug 5, 2026 | $210.60 | $212.18 | $205.80 | $206.63 | 873.78K |
| Aug 4, 2026 | $200.96 | $209.74 | $199.9301 | $208.45 | 1.21M |
| Aug 3, 2026 | $203.34 | $203.85 | $199.58 | $201.82 | 940.99K |
Latest BIIB news
The latest Smart Investors Daily articles mentioning BIIB.
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