Should I Buy BIIB Stock in 2026?

Data-driven analysis and honest assessment for Biogen Inc

Analysis Updated:
HOLDMixed signals - suitable for existing holders

Current Price: $185.63P/E: 17.1

Decision Score

6.0/10

Hold

Based on 6 fundamental factors

Score Breakdown:

Valuation (20%)7/10

Reasonable P/E of 17.1

Growth (20%)5/10

Slow growth of 0%

Profitability (20%)4/10

Thin margins (0% net)

Financial Health (15%)5/10

Financial health data limited

Cash Flow (15%)10/10

Excellent FCF yield of 8.7%

Insider Activity (10%)5/10

No recent insider activity

Key Investment Metrics

Current Price

$185.63

P/E Ratio

17.09

Revenue Growth

0.0%

Profit Margin

0.2%

Market Cap

$27.5B

Dividend Yield

None

How BIIB Compares to Competitors

Understanding how BIIB stacks up against peers helps inform your investment decision.

How BIIB Compares to Peers

Upcoming Events for BIIB

+5 Reasons TO Buy BIIB

1. High gross margins of 77%

strong

Gross margins above 50% typically indicate strong brand value or intellectual property moats.

2. High free cash flow yield of 8.7%

strong

FCF yield above 5% means substantial cash generation for dividends, buybacks, or reinvestment.

-5 Reasons NOT to Buy BIIB

1. Thin profit margins of 0.2%

high risk

Low margins provide little cushion against cost increases or pricing pressure.

2. High PEG ratio of 5.4

high risk

PEG above 2 suggests expensive relative to growth rate.

3. Minimal revenue growth

low risk

Growth of 0.0% barely keeps pace with inflation.

Who Should Buy BIIB?

Investment Profile

Risk Level

Medium

Recommended Holding Period

3-5 years

Best For:

  • Value Investors

    P/E of 17.1 offers margin of safety

Not Suitable For:

  • Growth Investors

    Limited 0% growth may disappoint

  • Income-Focused Retirees

    No dividend paid

Consider These Alternatives

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Pro tip: Compare BIIB directly with competitors using our comparison tool to see which stock better fits your criteria.

Get the Full Picture

Access AI-powered insights, DCF valuations, insider trading data, and real-time analysis for BIIB

Frequently Asked Questions

What is BIIB stock price today?

BIIB (Biogen Inc) stock is trading at $185.63 as of the latest market data. Stock prices update in real-time during market hours (9:30 AM - 4:00 PM ET).

Is BIIB stock going up or down today?

BIIB stock price movements are influenced by market conditions, news, earnings reports, and investor sentiment. Check our live dashboard for real-time price changes and technical indicators.

Should I buy BIIB stock now?

The decision to buy BIIB depends on your investment strategy, risk tolerance, and financial goals. Our AI analysis evaluates fundamentals, valuation metrics, growth prospects, and market conditions to help inform your decision.

Is BIIB a buy, hold, or sell right now?

Our AI-powered analysis provides buy/hold/sell recommendations for BIIB based on multiple factors including valuation, growth metrics, technical indicators, and analyst consensus. Visit our dashboard for the latest recommendation.

Is BIIB stock overvalued or undervalued?

BIIB currently trades at a P/E ratio of 17.09 relative to earnings. Our DCF calculator provides intrinsic value estimates to help determine if BIIB is fairly priced.

What is BIIB's P/E ratio?

BIIB has a price-to-earnings (P/E) ratio of 17.09, which measures how much investors are willing to pay per dollar of earnings. Compare this to industry peers and historical averages for context.

What is BIIB's market cap?

BIIB (Biogen Inc) has a market capitalization of $27.52 billion, making it a mid-cap stock.

What is BIIB's price to book ratio?

BIIB trades at a price-to-book (P/B) ratio of 1.51, which compares the stock price to the company's book value per share. A P/B below 1.0 may indicate undervaluation, while above 3.0 may suggest premium pricing.

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Disclaimer

This analysis is for informational purposes only and should not be considered financial advice. The decision score and recommendations are based on quantitative factors and do not account for all risks, your personal financial situation, or qualitative factors. Always do your own research and consider consulting with a financial advisor before making investment decisions.