BIIB Stock Analysis & Forecast (2026)

Biogen Inc. Healthcare Drug Manufacturers - General
$190.70
Current Price
67%
Buy
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Data refreshed: April 22, 2026

Key Financial Metrics

Market Cap
$27.99B
P/E Ratio (TTM)
21.7x
P/E Forward
12.0x
Revenue Growth
-7.1%
Gross Margin
78.9%
Net Margin
13.1%
Return on Equity
7.4%
Debt/Equity
0.36

AI Analysis Summary

Biogen Inc. (BIIB) is a Healthcare company in the Drug Manufacturers - General industry with a 67% Buy Score. Key strengths include Gross Margin (78.9%), Net Margin (13.1%). Areas to watch: Revenue Growth (-7.1%). Our AI evaluates 8 fundamental categories including revenue growth, margin quality, balance sheet strength, cash flow generation, return on capital, and valuation metrics.

Revenue Growth: Weak Gross Margin: Excellent Net Margin: Good Return on Equity: Low Debt/Equity: Moderate

This analysis is generated by StrongBuyAnalytics AI using publicly available financial data from SEC filings, earnings reports, and market feeds. It is not personalized investment advice. See our methodology and disclaimer.

BIIB Fundamental Analysis Report
PDF Report Preview
67%
Strong Buy Score
  • 8 Fundamental Categories Analyzed
  • Revenue & Growth Trends
  • Margin & Profitability Analysis
  • Balance Sheet Strength
  • Cash Flow Quality
  • Valuation Assessment
  • AI-Powered Investment Insights
Get Your Free BIIB Report

How It Works: AI Stock Analysis in 60 Seconds

See how our AI analyzes BIIB fundamentals to generate buy/sell signals and Strong Buy Scores.

Why BIIB Has a 67% Score

Our AI evaluates Biogen Inc.'s fundamentals across multiple dimensions. Here is what is driving the current Buy rating:

Recent Catalysts for BIIB

Key developments and data points that may impact Biogen Inc.'s trajectory:

Wall Street consensus target is $209.36 (+9.8% from current price), based on 30 analyst estimates.
Analyst consensus recommendation: Buy.
Institutional ownership at 98.7% — strong smart-money backing.

BIIB vs. Peers

How Biogen Inc. stacks up against comparable Healthcare companies on key metrics:

Ticker Price Market Cap P/E Rev Growth Net Margin ROE
BIIB $190.70 $27.99B 21.7x -7.1% 13.1% 7.4%
JNJ $227.02 $547.10B 20.6x 9.9% 21.8%
UNH $353.72 $321.06B 26.8x 12.3% 2.7% 12.5%
PFE $27.27 $155.15B 20.1x -1.2% 12.4% 8.9%
MRK $112.73 $278.71B 15.5x 5.0% 28.1% 36.9%

Main Risks for BIIB Investors

Every investment carries risk. Here are the specific risk factors our analysis identified for Biogen Inc.:

Revenue Growth (-7.1%)
Low beta of 0.16 suggests limited upside participation in bull markets.
Short interest is elevated with a 4.0-day cover ratio, indicating bearish bets against the stock.

Generate the full PDF report for a detailed risk-reward framework and bear-case scenarios.

BIIB Balance Sheet & Cash Flow

A snapshot of Biogen Inc.'s financial health based on the most recent filings:

Total Cash
$3.82B
Total Debt
$6.66B
Current Ratio
2.68
FCF Yield
7.1%
EBITDA
$3.60B
Operating Margin
19.6%

Data sourced from the latest SEC filings. Generate the full PDF report for detailed balance sheet and cash flow commentary.

BIIB Valuation Snapshot

Trailing P/E
21.7x
Fairly valued
Forward P/E
12.0x
Earnings growth expected
Price / Book
1.5x
Reasonable
PEG Ratio
3.80
Expensive vs growth
Analyst Target (Mean)
$209.36
Range: $150 – $275
52-Week Price Range — BIIB is trading at 87% of its range
$115.25 (52W Low) $202.41 (52W High)

Is BIIB a Buy Right Now?

Based on our AI-powered fundamental analysis, BIIB has a Strong Buy Score of 67%, earning a "Buy" rating. This score synthesizes 8 key financial metrics to provide an objective investment signal.

Moderate Buy Signal

Biogen Inc. shows mixed fundamentals with some strengths and areas to monitor. Positives include Gross Margin (78.9%). Watch for Revenue Growth (-7.1%).

BIIB AI Buy & Sell Signals Explained

Our AI analyzes Biogen Inc.'s financial statements to generate buy/sell signals based on quantitative metrics, not market sentiment or news headlines. Here's what drives the 67% score:

  • Revenue Growth: -7.1% year-over-year (declining)
  • Gross Margin: 78.9% (strong pricing power)
  • Net Margin: 13.1% (profitable)
  • Return on Equity: 7.4% (positive returns)

Generate the full PDF report for complete category-by-category scoring and AI-powered investment recommendations.

Key Support / Demand Zones

Technical traders can view real-time demand and supply zones for BIIB on our Demand Zones page. These zones identify key price levels where institutional buying or selling has historically occurred.

With BIIB currently trading at $190.70, our system monitors proximity to these critical levels and can alert you when the stock approaches support or resistance zones.

Subscribe to demand zone alerts to receive real-time notifications when BIIB reaches key technical levels.

Earnings & Revenue Outlook

Biogen Inc. operates in the Healthcare sector, specifically in Drug Manufacturers - General. Understanding earnings trends is crucial for forecasting BIIB's trajectory.

Current revenue growth of -7.1% trails the average company.

Visit our Earnings Calendar to track upcoming BIIB earnings dates and historical beat/miss patterns. Sign up for earnings alerts to get notified before announcements.

BIIB Stock Forecast (Next 3–12 Months)

Our AI projects BIIB's trajectory based on current fundamentals and historical patterns. With a 67% Strong Buy Score, here's what the data suggests:

Mixed Outlook: Biogen Inc. shows moderate fundamental strength. Revenue growth at -7.1% and warrants monitoring. The stock may trade sideways or experience modest gains depending on execution and market conditions.

For a complete 12-month price forecast with specific bull/bear scenarios, generate the full PDF report.

Valuation Metrics (P/E, Growth, Margins)

Understanding valuation is critical for determining if BIIB is fairly priced. Here's the current snapshot:

  • Market Capitalization: $27.99B
  • P/E Ratio (TTM): 21.7x (fairly valued)
  • Forward P/E: 12.0x (based on analyst estimates)
  • Debt/Equity: 0.36 (conservative balance sheet)

Our AI weighs these metrics against growth rates and margin quality to determine if BIIB offers compelling risk-adjusted returns at current prices.

Bull Case for BIIB

Here's why investors are bullish on Biogen Inc.:

  • Gross Margin (78.9%)
  • Net Margin (13.1%)

While these positives exist, investors should weigh them against the risks outlined in the bear case below.

Bear Case & Risks for BIIB

Every investment carries risk. Here are potential concerns for BIIB investors:

  • Revenue Growth (-7.1%)

The full PDF report includes a detailed bear case analysis with specific risk ratings for each category.

Summary / 12-Month Outlook

BIIB Summary: Biogen Inc. earns a 67% Buy Score based on AI analysis of fundamental data. Trading at $190.70 with a $27.99B market cap, the stock presents a balanced risk/reward profile for the coming year.

Bull Case: Gross Margin (78.9%), Net Margin (13.1%)

Watch: Revenue Growth (-7.1%)

For the complete analysis with specific price considerations, growth projections, and AI-powered buy/hold/sell recommendations, generate your free BIIB PDF report.

Learn More About Stock Analysis

Deepen your understanding of the concepts used in this BIIB analysis:

Fundamental Analysis Guide

Learn how to evaluate stocks using financial statements and key metrics.

Understanding P/E Ratio

What P/E ratio tells you about a stock's valuation and growth expectations.

Return on Equity (ROE)

Why ROE matters for stock selection and how to interpret it.

Stock Valuation Methods

Compare DCF, P/E, and other approaches to value stocks like BIIB.

What Are Demand Zones?

Find key support and resistance levels for BIIB and other stocks.

How to Read Earnings Reports

Understand earnings per share, revenue surprises, and guidance.

Related Tools for BIIB

Demand Zone Analyzer BIIB Live Chart BIIB SEC Filing News Earnings Calendar Institutional Ownership Sector Scanner Average Down Calculator

BIIB SEC Filing News

Latest SEC filings for BIIB explained in plain English — insider buys/sells (Form 4), proposed sales (Form 144), material events (8-K), and quarterly & annual reports.

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Frequently Asked Questions about BIIB

Is BIIB a good buy right now?
BIIB currently has a Strong Buy Score of 67% (Buy). BIIB shows moderate buy signals. The stock has mixed fundamentals worth reviewing in detail. Generate a free PDF report for specific buy/hold/sell recommendations.
What is the BIIB stock forecast for 2026?
Our AI forecasts BIIB based on current fundamentals: revenue growth of -7.1%, net margin of 13.1%, and P/E of 21.7x. The 67% Strong Buy Score reflects our outlook combining growth trajectory, margin quality, and valuation. See the full 12-month projection in your PDF report.
What are key support and resistance levels for BIIB?
View real-time BIIB demand zones (support) and supply zones (resistance) on our Demand Zones page. With BIIB currently at $190.70, you can see how close the stock is to key technical levels. Subscribe to get alerts when BIIB approaches these zones.
How do BIIB fundamentals compare to peers?
Biogen Inc. operates in the Healthcare sector. Key metrics for peer comparison: Gross margin 78.9%, ROE 7.4%, Debt/Equity 0.36. The 67% Strong Buy Score factors in how these metrics stack up against industry averages. Data is refreshed daily.
Is the BIIB analysis PDF report free?
Yes! Your first BIIB fundamental analysis report is completely free with no credit card required. The PDF includes the full Strong Buy Score breakdown, all 8 fundamental categories analyzed, AI-powered insights, and specific investment recommendations. Additional reports are available through our subscription plans starting at $24/month.
What is Biogen Inc.'s market cap and P/E ratio?
Biogen Inc. (BIIB) has a market cap of $27.99B and a trailing P/E ratio of 21.7x (forward P/E: 12.0x). These valuation metrics are key factors in our Strong Buy Score calculation. See all metrics in the PDF report for comprehensive valuation analysis.

This BIIB analysis is for educational and informational purposes only and does not constitute financial advice. All data is sourced from public filings and market feeds. Past performance does not guarantee future results. Read our full disclaimer.