Biogen Inc.BIIB

Where BIIB's P/B sits inside its own 10-year distribution, with the yearly high, low and average.

$249.65+5.60 (+2.29%)Previous close
NASDAQHealthcare

BIIB P/B: current value, 10-year range and year-by-year history

2.0Historically cheap

BIIB's p/b is lower than 83% of the last 10 years.

P/B History

Historically priceyAbove avgAround avgBelow avgHistorically cheap
BIIB P/B historyBIIB P/B from Oct 2023 to Oct 2026: low 0.97, high 2.64, latest 1.96.0.841.321.82.292.77Oct 23Jun 24Jan 25Aug 25Mar 26Oct 26med 1.54

BIIB P/B by year

Yearly range of BIIB’s p/b from 2016 to 2026. Over the full period it ranged from 1.0 to 6.5, averaging 3.3.

BIIB P/B — yearly low, average, high and year-end values
YearLowAverageHighYear-end
20261.31.62.02.0
20251.01.21.51.4
20241.31.92.61.3
20232.22.83.32.6
20222.42.93.53.1
20213.14.05.93.2
20203.54.05.23.5
20192.93.85.24.0
20183.95.06.54.6
20174.65.26.05.3
20165.05.45.95.1

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How much the market pays relative to the company's accounting net worth (assets minus liabilities). P/B < 1 means the market values the company below what the books say it owns.

FormulaPrice / Book Value Per Share
Full guide
How to read this chart

Most useful for asset-heavy businesses: banks, insurers, REITs. A P/B near its historical low suggests the market is paying unusually little for the net assets.

Key caveats
  • Goodwill and intangibles from acquisitions can inflate book value significantly — some analysts prefer tangible book value.
  • Low P/B in technology or software companies is usually irrelevant: their value is in IP and people, not balance sheet assets.

Is BIIB P/B High or Low Right Now?

Biogen Inc.'s P/B is currently 2.0, which is historically cheap relative to its 10-year historical range. The 10-year median P/B for BIIB is approximately 3.3. See all BIIB valuation metrics →

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