Biogen Inc. (BIIB) Revenue History
Annual and quarterly revenue from 2014 to 2025
Compound Annual Growth Rate (CAGR)
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BIIB Revenue Growth
Revenue Breakdown (FY 2025)
BIIB's revenue distribution by segment and geography for fiscal year 2025
By Product/Segment
By Geography
BIIB Revenue Analysis (2014–2025)
As of May 6, 2026, Biogen Inc. (BIIB) generated trailing twelve-month (TTM) revenue of $9.86 billion, reflecting modest growth of +1.9% year-over-year. The most recent quarter (Q1 2026) recorded $2.48 billion in revenue, up 8.7% sequentially.
Looking at the longer-term picture, BIIB's 5-year compound annual growth rate (CAGR) stands at -6.1%, indicating revenue contraction over this period. The company achieved its highest annual revenue of $14.38 billion in 2019.
Revenue diversification analysis shows BIIB's business is primarily driven by MS Product Revenues (42%), TYSABRI product (17%), and SPINRAZA (16%).
When compared to Healthcare sector peers including REGN (+5.9% YoY), VRTX (+10.4% YoY), and BMRN (+9.9% YoY), BIIB has underperformed the peer group in terms of revenue growth. Compare BIIB vs REGN →
BIIB Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| BIIBCurrent | $9.9B | +1.9% | -6.1% | 19.1% | |
 REGN | $14.3B | +5.9% | +11.0% | 24.9% | |
 VRTX | $12.1B | +10.4% | +14.2% | 39.4% | |
 BMRN | $3.2B | +9.9% | +11.6% | 16.6% | |
 ALNY | $3.7B | +82.6% | +49.8% | 13.5% | |
 GILD | $28.8B | +2.4% | +5.1% | 5.8% |
BIIB Historical Revenue Data (2014–2025)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $9.81B | +1.4% | $6.91B | 70.5% | $1.88B | 19.1% |
| 2024 | $9.68B | -1.6% | $7.37B | 76.1% | $2.49B | 25.7% |
| 2023 | $9.84B | -3.3% | $7.30B | 74.2% | $2.10B | 21.3% |
| 2022 | $10.17B | -7.4% | $7.90B | 77.6% | $2.89B | 28.4% |
| 2021 | $10.98B | -18.3% | $8.87B | 80.8% | $2.79B | 25.4% |
| 2020 | $13.44B | -6.5% | $11.64B | 86.6% | $4.59B | 34.2% |
| 2019 | $14.38B | +6.9% | $12.42B | 86.4% | $7.04B | 49.0% |
| 2018 | $13.45B | +9.6% | $11.64B | 86.5% | $5.89B | 43.8% |
| 2017 | $12.27B | +7.2% | $10.64B | 86.7% | $5.35B | 43.6% |
| 2016 | $11.45B | +6.4% | $10.02B | 87.5% | $5.15B | 45.0% |
Full BIIB Stock Analysis
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Start ComparisonBIIB — Frequently Asked Questions
Quick answers to the most common questions about buying BIIB stock.
Is BIIB's revenue growth accelerating or slowing?
BIIB revenue growth slowed to +1.9%, below the 5-year CAGR of -6.1%. TTM revenue is $9.9B. The deceleration marks a shift from historical growth rates.
What is BIIB's long-term revenue growth rate?
Biogen Inc.'s 5-year revenue CAGR of -6.1% reflects the variable expansion pattern. Current YoY growth of +1.9% is near this long-term average.
How is BIIB's revenue distributed by segment?
BIIB reports revenue by product line and geographic region. Annual and quarterly breakdowns from 2014-2025 are available for download. Segment mix reveals concentration and diversification trends.