Biogen Inc. Common Stock (BIIB) — Analysis Summary
Biogen Inc. Common Stock (BIIB) has a market cap of $32.03B with year-over-year revenue growth of +2.2%. Net margin stands at 13.1%. The stock trades at a P/E ratio of 23.3.
Key Takeaways
- Revenue changed +2.2% year-over-year
- Net margin of 13.1%
- P/E ratio of 23.3
Compared to other companies in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector, BIIB posted revenue growth of +2.2% and trades at a P/E of 23.3.
Biogen Inc. Common Stock (BIIB)
UPDATED — ET · MARKET DATA POLYGON · FINANCIALS SEC EDGAR
Red Flags & WarningsHigh Risk Signals
Multiple material red flags are active and deserve closer underwriting before relying on any valuation output.
Interest coverage at 0.0x — earnings do not cover interest payments
Biogen is an established biopharmaceutical company focused on treatments for neurodegenerative and rare diseases. Its declining multiple sclerosis franchise is its largest revenue generator and contributed 40% of total revenue in 2025. Biogen also generates significant revenue from its CD20 collaboration agreements with Roche (19% of total in 2025), which includes oncology drugs Rituxan and Gazyva and multiple sclerosis drug Ocrevus. Biogen's newer franchises include Spinraza (spinal muscular atrophy, with partner Ionis), Leqembi (Alzheimer's disease, collabroation revenue from its partner Eisai), Skyclarys (Friedreich's ataxia, Reata), Zurzuvae (postpartum depression, Sage), and Qalsody (amyotrophic lateral sclerosis, Ionis).
Sector
BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
Employees
7,500
Headquarters
CAMBRIDGE, MA
Exchange
XNAS
Systematic competitive advantage assessment based on 4yr data
This assessment is based on quantitative analysis of historical financial data and does not constitute investment advice. Moat ratings may change with industry and competitive dynamics.
First version surfaces recent SEC Forms 3, 4, and 5 activity. It does not yet parse individual buy/sell transactions.
Capital Structure
Cash Flow
Disclaimer: This is not financial advice. Data sourced from SEC EDGAR and Polygon.io. Past performance does not guarantee future results. Always conduct your own research before making investment decisions.