BIIB
Biogen Inc.
Healthcare
$189.47
as of May 21, 2026
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Sign inMarket cap
$27.73B
P/E (TTM)
20.1x
EPS (TTM)
$9.32
Dividend yield
—
Annual financials
| FY | Revenue | Net income | FCF | Gross margin | Op. margin | EPS (diluted) |
|---|---|---|---|---|---|---|
| 2021 | $10.98B | $1.56B | $3.38B | 80.8% | 25.4% | $10.44 |
| 2022 | $10.17B | $3.05B | $1.14B | 77.6% | 28.4% | $20.97 |
| 2023 | $9.84B | $1.16B | $1.24B | 74.2% | 21.3% | $8.02 |
| 2024 | $9.68B | $1.63B | $2.52B | 76.1% | 25.7% | $11.20 |
| 2025 | $9.81B | $1.29B | $2.05B | 70.5% | 19.1% | $8.85 |
Recent prices
| Date | Open | Close | Volume |
|---|---|---|---|
| May 21, 2026 | $187.40 | $189.47 | 1.47M |
| May 20, 2026 | $191.41 | $187.80 | 919.72K |
| May 19, 2026 | $191.72 | $190.56 | 1.05M |
| May 18, 2026 | $191.25 | $191.91 | 1.05M |
| May 15, 2026 | $191.83 | $192.95 | 1.25M |
| May 14, 2026 | $200.25 | $191.37 | 2.81M |
| May 13, 2026 | $199.33 | $204.53 | 1.27M |
| May 12, 2026 | $198.47 | $199.36 | 1.15M |
| May 11, 2026 | $194.76 | $197.95 | 1.77M |
| May 08, 2026 | $189.68 | $193.45 | 931.58K |
| May 07, 2026 | $190.34 | $191.38 | 735.69K |
| May 06, 2026 | $189.13 | $190.68 | 741.35K |
| May 05, 2026 | $187.38 | $189.13 | 586.10K |
| May 04, 2026 | $186.28 | $187.21 | 626.60K |
| May 01, 2026 | $189.28 | $187.06 | 696.81K |
| Apr 30, 2026 | $194.02 | $189.28 | 1.55M |
| Apr 29, 2026 | $183.12 | $194.38 | 2.45M |
| Apr 28, 2026 | $182.45 | $183.38 | 1.24M |
| Apr 27, 2026 | $183.16 | $180.67 | 1.10M |
| Apr 24, 2026 | $186.65 | $184.38 | 723.37K |
| Apr 23, 2026 | $189.46 | $187.88 | 816.30K |
| Apr 22, 2026 | $189.31 | $190.07 | 1.33M |
| Apr 21, 2026 | $184.52 | $185.95 | 1.06M |
| Apr 20, 2026 | $179.54 | $183.34 | 1.48M |
Profitability & balance
- ROE (TTM)
- 7.5%
- Gross margin
- 69.8%
- Operating margin
- 15.7%
- Net margin
- 13.9%
- Debt / equity
- 0.35