Quick answer
Biogen Inc. (BIIB) reported revenue of $9.89B and net income of $1.29B for the fiscal year ended 2025-12-31, up 2.2% from $9.68B the year before, per its 10-K filed with the SEC on 2026-02-06. Long-term debt stood at $6.29B.
Data as of 2025-12-31. Source: SEC EDGAR XBRL company facts (10-K/10-Q filings)
| Fiscal year | Revenue | Net income | Long-term debt |
|---|---|---|---|
| 2025 (FY ending 2025-12-31) | $9.89B | $1.29B | $6.29B |
| 2024 (FY ending 2024-12-31) | $9.68B | $1.63B | $6.30B |
| 2023 (FY ending 2023-12-31) | $9.84B | $1.16B | $6.94B |
| 2022 (FY ending 2022-12-31) | $10.17B | $3.05B | $6.28B |
| 2021 (FY ending 2021-12-31) | $10.98B | $1.56B | $6.27B |
| 2020 (FY ending 2020-12-31) | $13.44B | $4.00B | $7.43B |
| 2019 (FY ending 2019-12-31) | $14.38B | $5.89B | $4.46B |
| 2018 (FY ending 2018-12-31) | $13.45B | $4.43B | $5.94B |
| 2017 (FY ending 2017-12-31) | $12.27B | $2.54B | $5.93B |
| 2016 (FY ending 2016-12-31) | $11.45B | $3.70B | $6.51B |
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Last updated 2026-10-16. Data only, not financial or tax advice.