Stock Overview

Biogen Inc (BIIB)

NASDAQ · Healthcare · Drug Manufacturers - General

Biogen Inc is a Healthcare company with a market capitalization of $31.25B and a trailing P/E ratio of 37.5.

Market Cap
$31.25B
P/E (TTM)
37.5
Forward P/E
17.3
Price/Sales
3.1
Price/Book
1.7
EV/EBITDA
17.8
Beta
0.16
EPS (TTM)
$5.64
Profit Margin
8.4%
ROE
4.6%
Short % of Float
4.1%
Days to Cover
3.5
52W High
$216.63
52W Low
$132.22

5-Year Price History

Latest Annual Financials · FY ending December 31, 2025

Revenue
$9.81B
Gross Profit
$6.91B
Operating Income
$1.88B
Net Income
$1.29B
Free Cash Flow
$2.05B
Total Debt
$6.37B
Cash & Equivalents
$3.01B
Shareholder Equity
$18.26B

Recent Quarterly Earnings (EPS)

QuarterReportedActual EPSEstimateSurprise
Q1 2026April 29, 2026$3.57$2.89+23.5%
Q4 2025February 6, 2026$1.99$1.62+22.8%
Q3 2025October 30, 2025$4.81$3.88+24.0%
Q2 2025July 31, 2025$5.47$3.88+41.0%
Q1 2025May 1, 2025$3.02$2.95+2.4%
Q4 2024February 12, 2025$3.44$3.36+2.4%

Short Interest

FINRA-reported short interest for semi-monthly settlement dates, published about nine business days after each settlement. Share counts are adjusted to the current split basis.

SettlementShares Short% of Shares OutDays to CoverChange
July 15, 20265,999,1334.04%3.5+4.8%
June 30, 20265,723,1943.86%4.1+10.3%
June 15, 20265,188,8363.50%5.7+8.8%
May 29, 20264,771,4953.22%4.5+0.9%
May 15, 20264,729,9583.19%4.2+5.7%
April 30, 20264,475,4703.02%3.6+1.4%
April 15, 20264,414,9583.01%3.1+15.4%
March 31, 20263,826,4412.61%3.5-11.7%

Other Drug Manufacturers - General Stocks

Frequently Asked Questions

What is Biogen Inc's market cap?

As of August 13, 2026, Biogen Inc (BIIB) has a market capitalization of $31.25B.

What is Biogen Inc's P/E ratio?

Biogen Inc trades at a trailing price-to-earnings (P/E) ratio of 37.5. Its forward P/E is 17.3.

Does Biogen Inc pay a dividend?

Biogen Inc does not currently pay a dividend.

What sector is BIIB in?

Biogen Inc is in the Healthcare sector, specifically the Drug Manufacturers - General industry.

What is Biogen Inc's short interest?

As of the July 15, 2026 FINRA settlement, 5,999,133 BIIB shares were sold short, or 4.04% of shares outstanding. Days to cover: 3.5. FINRA publishes short interest twice a month, about nine business days after each settlement date.

What was Biogen Inc's revenue?

In its latest reported fiscal year (ending December 31, 2025), Biogen Inc reported revenue of $9.81B and net income of $1.29B.

Ask your own questions about BIIB

Try mrmarket.ai free

Data as of August 13, 2026. Figures are sourced from company filings and market data and may be delayed or revised. For informational purposes only — not investment advice.