250.69
price down icon1.24%   -3.15
after-market After Hours: 246.01 -4.68 -1.87%
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Biogen Inc stock is traded at $250.69, with a volume of 1.13M. It is down -1.24% in the last 24 hours and up +10.18% over the past month. Biogen is an established biopharmaceutical company focused on treatments for neurodegenerative and rare diseases. Its declining multiple sclerosis franchise is its largest revenue generator and contributed 40% of total revenue in 2025. Biogen also generates significant revenue from its CD20 collaboration agreements with Roche (19% of total in 2025), which includes oncology drugs Rituxan and Gazyva and multiple sclerosis drug Ocrevus. Biogen's newer franchises include Spinraza (spinal muscular atrophy, with partner Ionis), Leqembi (Alzheimer's disease, collabroation revenue from its partner Eisai), Skyclarys (Friedreich's ataxia, Reata), Zurzuvae (postpartum depression, Sage), and Qalsody (amyotrophic lateral sclerosis, Ionis).
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Previous Close:
$253.84
Open:
$251.68
24h Volume:
1.13M
Relative Volume:
0.80
Market Cap:
$37.04B
Revenue:
$9.60B
Net Income/Loss:
$1.37B
P/E Ratio:
26.90
EPS:
9.3182
Net Cash Flow:
$2.32B
1W Performance:
+7.75%
1M Performance:
+10.18%
6M Performance:
+33.43%
1Y Performance:
+67.04%
1-Day Range:
Value
$246.15
$252.44
1-Week Range:
Value
$231.04
$254.41
52-Week Range:
Value
$138.00
$254.41

Biogen Inc Stock (BIIB) Company Profile

Name
Name
Biogen Inc
Name
Phone
(781) 464-2000
Name
Address
225 BINNEY STREET, CAMBRIDGE, MA
Name
Employee
7,500
Name
Twitter
@biogen
Name
Next Earnings Date
2026-10-28
Name
Latest SEC Filings
Name
BIIB's Discussions on Twitter

Compare BIIB vs LLY, JNJ, ABBV, MRK, NVS

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
BIIB icon
BIIB
Biogen Inc
250.69 37.04B 9.60B 1.37B 2.32B 9.3182
LLY icon
LLY
Lilly Eli Co
1,273.46 1.14T 72.25B 25.28B 10.37B 27.78
JNJ icon
JNJ
Johnson Johnson
263.81 635.07B 97.93B 21.04B 17.80B 8.6278
ABBV icon
ABBV
Abbvie Inc
285.64 504.76B 62.82B 3.60B 19.98B 2.0274
MRK icon
MRK
Merck Co Inc
145.27 358.41B 65.51B 8.93B 14.12B 3.5532
NVS icon
NVS
Novartis Ag Adr
151.12 287.24B 54.66B 13.58B 16.05B 7.0171

Biogen Inc Stock (BIIB) Upgrades & Downgrades

Date Action Analyst Rating Change
Oct-12-26 Upgrade JP Morgan Neutral → Overweight
Aug-13-26 Upgrade Wolfe Research Peer Perform → Outperform
Jul-13-26 Upgrade Truist Hold → Buy
Jun-08-26 Upgrade Needham Hold → Buy
May-15-26 Resumed Evercore ISI Outperform
Apr-22-26 Upgrade UBS Neutral → Buy
Apr-20-26 Upgrade Wells Fargo Equal Weight → Overweight
Apr-14-26 Upgrade Piper Sandler Neutral → Overweight
Feb-20-26 Initiated Barclays Equal Weight
Feb-09-26 Reiterated H.C. Wainwright Buy
Jan-07-26 Resumed UBS Neutral
Dec-10-25 Downgrade HSBC Securities Hold → Reduce
Nov-06-25 Upgrade Stifel Hold → Buy
Sep-25-25 Initiated Jefferies Buy
Jul-21-25 Resumed Truist Hold
Apr-28-25 Downgrade HSBC Securities Buy → Hold
Apr-04-25 Downgrade Argus Buy → Hold
Feb-11-25 Initiated Bernstein Mkt Perform
Jan-02-25 Downgrade Piper Sandler Overweight → Neutral
Dec-20-24 Downgrade BMO Capital Markets Outperform → Market Perform
Dec-16-24 Downgrade Stifel Buy → Hold
Dec-10-24 Resumed BofA Securities Neutral
Dec-09-24 Downgrade Jefferies Buy → Hold
Nov-18-24 Downgrade Needham Buy → Hold
Nov-15-24 Initiated Wolfe Research Peer Perform
Nov-14-24 Initiated Citigroup Neutral
Oct-31-24 Downgrade Morgan Stanley Overweight → Equal-Weight
Oct-10-24 Resumed Raymond James Mkt Perform
Feb-14-24 Reiterated Needham Buy
Feb-14-24 Downgrade Wells Fargo Overweight → Equal Weight
Jan-24-24 Downgrade UBS Buy → Neutral
Dec-20-23 Resumed Cantor Fitzgerald Overweight
Dec-07-23 Upgrade Raymond James Mkt Perform → Outperform
Sep-06-23 Initiated HSBC Securities Buy
Jul-27-23 Initiated Scotiabank Sector Outperform
Jul-24-23 Reiterated UBS Buy
May-01-23 Upgrade Guggenheim Neutral → Buy
Apr-17-23 Upgrade Piper Sandler Neutral → Overweight
Oct-26-22 Upgrade Goldman Neutral → Buy
Oct-13-22 Upgrade Stifel Hold → Buy
Oct-07-22 Upgrade Argus Hold → Buy
Sep-28-22 Upgrade BMO Capital Markets Market Perform → Outperform
Sep-28-22 Upgrade Mizuho Neutral → Buy
Sep-28-22 Upgrade Robert W. Baird Neutral → Outperform
Apr-18-22 Upgrade Wells Fargo Equal Weight → Overweight
Mar-08-22 Downgrade Stifel Buy → Hold
Mar-03-22 Upgrade RBC Capital Mkts Sector Perform → Outperform
Feb-04-22 Downgrade BMO Capital Markets Outperform → Market Perform
Feb-04-22 Reiterated Barclays Equal Weight
Feb-04-22 Reiterated BofA Securities Neutral
Feb-04-22 Reiterated Cowen Outperform
Feb-04-22 Reiterated Morgan Stanley Overweight
Feb-04-22 Reiterated Needham Buy
Feb-04-22 Reiterated Oppenheimer Outperform
Feb-04-22 Reiterated RBC Capital Mkts Sector Perform
Feb-04-22 Reiterated Robert W. Baird Neutral
Feb-04-22 Reiterated Wedbush Neutral
Feb-04-22 Reiterated Wells Fargo Equal Weight
Feb-04-22 Reiterated Wolfe Research Peer Perform
Jan-13-22 Downgrade Guggenheim Buy → Neutral
Jan-12-22 Downgrade Piper Sandler Overweight → Neutral
Dec-10-21 Resumed Raymond James Mkt Perform
Dec-09-21 Resumed Wells Fargo Equal Weight
Dec-06-21 Initiated Goldman Neutral
Nov-19-21 Initiated BMO Capital Markets Outperform
Sep-23-21 Initiated Needham Buy
Jun-18-21 Upgrade Piper Sandler Neutral → Overweight
Jun-14-21 Reiterated Truist Buy
Jun-11-21 Upgrade Bernstein Mkt Perform → Outperform
Jun-10-21 Upgrade UBS Neutral → Buy
Jun-08-21 Upgrade Atlantic Equities Underweight → Neutral
Jun-08-21 Reiterated Barclays Equal Weight
Jun-08-21 Upgrade Citigroup Sell → Neutral
Jun-08-21 Reiterated H.C. Wainwright Buy
Jun-08-21 Reiterated Jefferies Buy
Jun-08-21 Reiterated Morgan Stanley Overweight
Jun-08-21 Reiterated RBC Capital Mkts Sector Perform
Jun-08-21 Upgrade Robert W. Baird Underperform → Neutral
Jun-08-21 Reiterated Stifel Buy
Jun-08-21 Upgrade William Blair Mkt Perform → Outperform
Jun-07-21 Upgrade BofA Securities Underperform → Neutral
Jun-07-21 Upgrade Cowen Market Perform → Outperform
Jun-07-21 Upgrade Raymond James Underperform → Mkt Perform
Feb-05-21 Downgrade DZ Bank Buy → Hold
Jan-29-21 Upgrade Stifel Hold → Buy
Nov-10-20 Upgrade DZ Bank Hold → Buy
Nov-09-20 Downgrade Atlantic Equities Neutral → Underweight
Nov-09-20 Downgrade BofA Securities Neutral → Underperform
Nov-09-20 Downgrade Cowen Outperform → Market Perform
Nov-09-20 Reiterated H.C. Wainwright Buy
Nov-04-20 Upgrade BofA Securities Underperform → Neutral
Nov-04-20 Upgrade Jefferies Hold → Buy
Nov-04-20 Upgrade Wells Fargo Equal Weight → Overweight
Oct-28-20 Initiated UBS Neutral
Jul-27-20 Upgrade Morgan Stanley Underweight → Overweight
Jun-22-20 Downgrade Barclays Overweight → Equal Weight
Jun-22-20 Reiterated RBC Capital Mkts Sector Perform
Jun-09-20 Downgrade Bernstein Outperform → Mkt Perform
Apr-23-20 Downgrade Citigroup Neutral → Sell
Apr-23-20 Downgrade Raymond James Mkt Perform → Underperform
Mar-31-20 Initiated Wolfe Research Peer Perform
Feb-27-20 Initiated Barclays Overweight
Jan-27-20 Upgrade Canaccord Genuity Hold → Buy
Dec-13-19 Upgrade Credit Suisse Underperform → Neutral
Dec-02-19 Downgrade Robert W. Baird Neutral → Underperform
View All

Biogen Inc Stock (BIIB) Latest News

pulisher
Oct 23, 2026

Biogen (BIIB) Surges 5.3%: Is This an Indication of Further Gains? - Zacks Investment Research

Oct 23, 2026
pulisher
Oct 22, 2026

Alzheimer's Disease Clinical Trial and Competitive Landscape Enters a New Phase as 200+ Companies Advance Clinical Programs | DelveInsight - GlobeNewswire Inc.

Oct 22, 2026
pulisher
Oct 22, 2026

Exelixis (EXEL) Earnings Expected to Grow: What to Know Ahead of Next Week's Release - Zacks Investment Research

Oct 22, 2026
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Oct 21, 2026

Biogen Inc. (BIIB) Expected to Beat Earnings Estimates: What to Know Ahead of Q3 Release - Zacks Investment Research

Oct 21, 2026
pulisher
Oct 20, 2026

4 Biotech Stocks With Promising Late-Stage Drug Pipelines to Watch Now - Zacks Investment Research

Oct 20, 2026
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Oct 19, 2026

AbbVie's Neuroscience Franchise: What to Expect Ahead of Q3 Results - Zacks Investment Research

Oct 19, 2026
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Oct 14, 2026

Is Invesco Biotechnology & Genome ETF (PBE) a Strong ETF Right Now? - Zacks Investment Research

Oct 14, 2026
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Oct 13, 2026

Should You Invest in the Invesco Biotechnology & Genome ETF (PBE)? - Zacks Investment Research

Oct 13, 2026
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Oct 12, 2026

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Oct 11, 2026

Lori Trahan Stock Trades and Disclosures - TechGraph

Oct 11, 2026
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Oct 10, 2026

Daniel S Sullivan Stock Trades and Disclosures - TechGraph

Oct 10, 2026
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Oct 10, 2026

Daniel S Sullivan Stock Trades and Disclosures - TechGraph

Oct 10, 2026
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Oct 07, 2026

Form 4 Boeing Co For: 7 October By Investing.com - Investing.com UK

Oct 07, 2026
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Oct 07, 2026

Brookfield Renewable Partners (BEP) Stock Price, News & Analysis - 24/7 Wall St.

Oct 07, 2026
pulisher
Oct 06, 2026

Will Biogen (BIIB) Beat Estimates Again in Its Next Earnings Report? - Zacks Investment Research

Oct 06, 2026
pulisher
Oct 06, 2026

Cisco Systems Surges 4.2% to $118.31 in a Single Session - 24/7 Wall St.

Oct 06, 2026
pulisher
Oct 05, 2026

Biogen's Chief Accounting Officer Sean Godbout Reports October 2026 Stock Transactions via Form 4 - Kalkine Media

Oct 05, 2026
pulisher
Oct 02, 2026

Can ABBV's New Parkinson's Pill Strengthen Its Neuroscience Franchise? - Zacks Investment Research

Oct 02, 2026
pulisher
Sep 26, 2026

Form 4 Boeing Co For: 26 September - Investing.com India

Sep 26, 2026
pulisher
Sep 24, 2026

Boeing Company (BA) Stock News & Articles - 247wallst.com

Sep 24, 2026
pulisher
Sep 23, 2026

Biogen Inc. (BIIB) Stock Price, News, Quote & History - Yahoo! Finance Canada

Sep 23, 2026
pulisher
Sep 20, 2026

Investors Dumped Ionis Pharmaceuticals Stock -- But Wall Street Hasn't Budged From Its Bullish Outlook - The Motley Fool

Sep 20, 2026
pulisher
Sep 12, 2026

Biogen Sees Pivotal Pipeline Moment as It Expands Beyond Neurology - Yahoo Finance

Sep 12, 2026
pulisher
Sep 11, 2026

Biogen (BIIB) Sees Canada Back LEQEMBI As Fair Value Stays In Focus - simplywall.st

Sep 11, 2026
pulisher
Sep 11, 2026

Biogen (BIIB) Sees Canada Back LEQEMBI As Fair Value Stays In Focus - simplywall.st

Sep 11, 2026
pulisher
Sep 10, 2026

Alzheimer’s Disease Market Trends, Innovation, and Future Growth Outlook to 2036 – DelveInsight | Alpha Cognition, Biogen, Eisai, Eli Lilly, Otsuka Pharma, Lundbeck, Suven Life Sciences, Roche - Barchart.com

Sep 10, 2026
pulisher
Sep 10, 2026

Multiple Sclerosis Market Outlook 2036: Growth Trends, Competitive Landscape, and Future Opportunities by 2034 – DelveInsight | Biogen, Immune Response BioPharma, ImCyse, Atara Bio, Emerald Health - Barchart.com

Sep 10, 2026
pulisher
Sep 10, 2026

Biogen Inc. stock outperforms competitors on strong trading day - MarketWatch

Sep 10, 2026
pulisher
Sep 10, 2026

BIIB Maintained by HSBC -- Price Target Raised to $175 - GuruFocus

Sep 10, 2026
pulisher
Sep 10, 2026

Biogen Inc. stock gains on fresh analyst upgrades and strong Q2 figures - ad-hoc-news.de

Sep 10, 2026
pulisher
Sep 10, 2026

Stifel reiterates Biogen stock rating on immunology pipeline - investing.com

Sep 10, 2026
pulisher
Sep 10, 2026

Stifel reiterates Biogen stock rating on immunology pipeline By Investing.com - Investing.com Canada

Sep 10, 2026
pulisher
Sep 10, 2026

Stifel reiterates Biogen stock rating on immunology pipeline - Investing.com

Sep 10, 2026
pulisher
Sep 09, 2026

Can Biogen (NASDAQ:BIIB) Stay Resilient As Inflation Rises? - Kalkine Media

Sep 09, 2026
pulisher
Sep 09, 2026

Biogen at Wells Fargo healthcare conference: growth bets widen By Investing.com - Investing.com Canada

Sep 09, 2026
pulisher
Sep 09, 2026

Biogen at Wells Fargo healthcare conference: growth bets widen By Investing.com - Investing.com India

Sep 09, 2026
pulisher
Sep 09, 2026

Biogen Inc. at Wells Fargo Healthcare Conference Transcript - GuruFocus

Sep 09, 2026
pulisher
Sep 08, 2026

Learn Why The Bull Case For Biogen Stock Could Change Following Canada Reimbursement Backing - simplywall.st

Sep 08, 2026
pulisher
Sep 08, 2026

Learn Why The Bull Case For Biogen Stock Could Change Following Canada Reimbursement Backing - simplywall.st

Sep 08, 2026
pulisher
Sep 08, 2026

Monoclonal Antibodies Market to Grow at 11.01% CAGR, Reaching USD 791.28 Billion by 2035 – SNS Insider - GlobeNewswire Inc.

Sep 08, 2026
pulisher
Sep 08, 2026

Biogen Inc (BIIB) Shares Fall 3.8% -- What GF Score of 73 Tells Investors - GuruFocus

Sep 08, 2026
pulisher
Sep 08, 2026

Biogen Inc. stock underperforms Tuesday when compared to competitors - MarketWatch

Sep 08, 2026
pulisher
Sep 08, 2026

Biogen Must Face Pharmacies' MS Drug Monopoly Suit - Law360

Sep 08, 2026
pulisher
Sep 08, 2026

Dyne, Sarepta shares tumble as Novartis setback weighs on muscle disease drug developers - Reuters

Sep 08, 2026
pulisher
Sep 08, 2026

(BIIB) Movement as an Input in Quant Signal Sets - Stock Traders Daily

Sep 08, 2026
pulisher
Sep 08, 2026

Lilly Builds Neuroscience into a New Long-Term Growth Driver - Zacks Investment Research

Sep 08, 2026
pulisher
Sep 08, 2026

Biogen stock heads into the open without fresh price data - ad-hoc-news.de

Sep 08, 2026
pulisher
Sep 07, 2026

Drug Repurposing Market to Reach USD 50.91 Billion by 2035, Expanding at 3.93% CAGR | SNS Insider - GlobeNewswire Inc.

Sep 07, 2026
pulisher
Sep 07, 2026

Biogen Inc. (BIIB) Investor Outlook: Navigating Growth in the Healthcare Sector with a Potential 7.26% Upside - DirectorsTalk Interviews

Sep 07, 2026
pulisher
Sep 06, 2026

Biogen Inc at Bank of America Global Healthcare Conference Transcript - GuruFocus

Sep 06, 2026

Biogen Inc Stock (BIIB) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Biogen Inc Stock (BIIB) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Minor Lloyd
Director
Aug 04 '26
Proposed Sale
200.96
593
119,169
0
Minor Lloyd
Director
Aug 04 '26
Sale
200.96
593
119,169
2,689
Minor Lloyd
Director
Aug 03 '26
Sale
203.34
593
120,581
3,282
Minor Lloyd
Director
Aug 03 '26
Proposed Sale
203.34
593
120,581
0
Pangalos Menelas N
Director
Jun 09 '26
Option Exercise
0.00
2,370
0
2,370
Keeney Adam
Head of Corporate Development
May 01 '26
Option Exercise
0.00
939
0
6,820
Godbout Sean
Chief Accounting Officer
Apr 01 '26
Option Exercise
0.00
181
0
1,396
Murphy Nicole
Head of Pharm Ops and Tech
Feb 12 '26
Buy
195.03
3
585
19,611
Singhal Priya
Officer
Feb 09 '26
Proposed Sale
199.83
2,660
531,548
0
Singhal Priya
Head of Development
Feb 09 '26
Sale
199.83
2,660
531,548
8,043
$7.56
price up icon 1.48%
OGN OGN
$13.75
price up icon 0.00%
$11.79
price up icon 1.64%
$3.49
price up icon 8.05%
$0.6195
price down icon 1.49%
$2.35
price down icon 4.86%
Cap:     |  Volume (24h):