Biogen Inc. company logo
Biogen Inc. logo

Biogen Inc. (BIIB) P/E Ratio

PE Ratio

40.210.29-0.72%

Summary

Current Value
As of today, BIIB PE ratio is 40.21, down -0.72% on
All-time High
BIIB PE ratio is currently -96.44% below its historical high of 1,130.00 set on
1-Year High
BIIB PE ratio reached a 1-year high of 40.50 on
1-Year Low
BIIB PE ratio reached a 1-year low of 12.77 on
1-Year Change
BIIB PE ratio is up +203.47% over the past 365 days
Sector rank
BIIB PE ratio is higher than 71.18% of companies in Healthcare sector

Chart

SUGGESTED SERIES

Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
PE Ratio40.21-0.7%+3.9%+73.0%+101.2%+203.5%+187.2%+75.6%
Price$227.07-0.7%+3.9%+4.8%+29.0%+63.9%-11.7%-20.5%
TTM Revenue$9.66B+0.6%–+0.6%–+0.5%+2.0%+5.3%
TTM EPS$5.65-39.4%–-39.4%–-46.0%-69.3%-54.7%
1.78-0.6%+4.1%+4.1%+25.4%+54.8%-30.7%-55.0%
3.47-0.9%+3.9%+4.2%+28.0%+64.5%-11.7%-25.2%
$40.62B-0.6%+3.2%+18.6%+41.6%+68.3%+7.7%-13.9%
14.90-0.6%+3.3%+34.5%+66.3%+91.8%+9.6%-70.9%
Market Cap$34B-0.7%+3.9%+4.9%+29.9%+65.2%-9.8%-21.2%

Highs

BIIB PE Ratio Highs Comparison
PeriodHighDateCurrent
1M40.50-0.7%
3M40.50-0.7%
6M40.50-0.7%
1Y40.50-0.7%
3Y40.50-0.7%
5Y40.50-0.7%
All1,130.00-96.4%

Lows

BIIB PE Ratio Lows Comparison
PeriodLowDateCurrent
1M37.32+7.7%
3M23.25+73.0%
6M18.49+117.5%
1Y12.77+214.9%
3Y11.20+259.0%
5Y11.20+259.0%
All7.76+418.2%

History

DateValueChange
40.21+101.2%
19.99+46.1%
13.68-57.8%
32.42+144.9%
13.24-42.6%
23.08+130.6%
10.01+6.2%
9.43-32.3%
13.93-47.9%
26.75+59.5%
16.77-16.0%
19.97-27.1%
27.40-23.4%
35.75+40.7%
25.41+16.1%
21.88+29.2%
16.93+5.7%
DateValueChange
16.02-11.2%
18.04-37.3%
28.75-64.1%
80.09-18.6%
98.43-91.1%
1,110.17+2,745.1%
39.02-66.6%
116.83-35.3%
180.54+58.0%
114.27+133.4%
48.96+11.3%
43.98-63.9%
121.72+428.3%
23.04-26.2%
31.23-87.9%
257.94-

FAQ

What is the current PE ratio of BIIB?
As of today, BIIB PE ratio is 40.21
What is BIIB PE ratio 1-year high?
BIIB PE ratio reached a 1-year high of 40.50 on September 28, 2026
What is BIIB PE ratio 1-year low?
BIIB PE ratio reached a 1-year low of 12.77 on September 30, 2025
What is 1-year change in BIIB PE ratio?
BIIB PE ratio is up +203.47% year-over-year
What is 3-year change in BIIB PE ratio?
BIIB PE ratio is up +187.21% over the past 3 years
How far is BIIB PE ratio from its all-time high?
BIIB PE ratio is currently -96.44% below its historical high of 1,130.00 set on January 18, 2005
How does BIIB PE ratio rank versus sector peers?
BIIB PE ratio is higher than 71.18% of companies in Healthcare sector

Formula

P/E =  

Data Sources & References

  1. BIIB Official Website www.biogen.com
  2. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/875045/000087504526000013/0000875045-26-000013-index.htm
  3. BIIB Profile on Yahoo Finance finance.yahoo.com/quote/BIIB
  4. BIIB Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/biib