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Biogen Idec
(NQ:
BIIB
)
201.18
+15.82 (+8.53%)
Streaming Delayed Price
Updated: 4:00 PM EST, Feb 6, 2026
Add to My Watchlist
Quote
Overview
Detailed Quote
Charting
Historical Prices
News
All News
News Headlines
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Research
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Insider Filings
Other Filings
Price and Volume
Detailed Quote
Volume
3,404,877
Open
187.01
Bid (Size)
190.00 (100)
Ask (Size)
200.18 (200)
Prev. Close
185.36
Today's Range
184.60 - 202.41
52wk Range
110.03 - 190.20
Shares Outstanding
146,800,000
Dividend Yield
N/A
Intraday
1 Week
1 Month
3 Month
1 Year
3 Year
5 Year
Top News
More News
Why Biogen Stock Surged Almost 9% Higher on Friday
↗
Today 20:07 EST
It's obvious that the company has a good shot at returning to growth.
Via
The Motley Fool
What's going on in today's session: S&P500 movers
↗
Today 15:05 EST
Via
Chartmill
Performance
YTD
+13.1%
+13.1%
1 Month
+10.2%
+10.2%
3 Month
+28.4%
+28.4%
6 Month
+57.5%
+57.5%
1 Year
+38.2%
+38.2%
More News
Read More
Biogen (BIIB) Q4 Earnings Preview: The "New Biogen" Emerges as Alzheimer's and Rare Disease Pipelines Take Center Stage
Today 14:39 EST
Via
MarketMinute
Topics
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Biogen (BIIB) Q4 2025 Earnings Call Transcript
↗
Today 10:29 EST
Via
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Topics
Earnings
Biogen (BIIB) Deep Dive: Navigating the Pivot from MS Giant to Neuro-Innovation Powerhouse
Today 10:03 EST
Via
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Intellectual Property
Biogen’s (NASDAQ:BIIB) Q4 CY2025: Strong Sales
Today 7:17 EST
Via
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Biogen (BIIB) Reports Q4: Everything You Need To Know Ahead Of Earnings
February 04, 2026
Via
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Stay updated with the S&P500 stocks that are on the move in today's pre-market session.
↗
February 04, 2026
Via
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Nature Medicine Publishes Results from the Pivotal DEVOTE Study of High-Dose Regimen of Nusinersen in Spinal Muscular Atrophy
February 04, 2026
From
Biogen Inc.
Via
GlobeNewswire
1 Cash-Producing Stock to Keep an Eye On and 2 We Find Risky
February 02, 2026
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Biogen’s Litifilimab Receives FDA Breakthrough Therapy Designation for Cutaneous Lupus Erythematosus, a Disease With No Targeted Treatment Options
January 28, 2026
From
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Via
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↗
January 20, 2026
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↗
January 14, 2026
Via
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Biogen Receives European Commission Approval for High Dose Regimen of SPINRAZA® (nusinersen) for Spinal Muscular Atrophy
January 12, 2026
From
Biogen Inc.
Via
GlobeNewswire
3 Reasons to Sell BIIB and 1 Stock to Buy Instead
January 11, 2026
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The Trillion-Dollar Pharmacist: A 2026 Deep Dive into Eli Lilly (LLY)
January 09, 2026
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The Great Decoupling: How the AI Monetization Era Reshaped the Nasdaq in 2025
December 26, 2025
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Biogen Inc. (NASDAQ:BIIB) Shows Strong Technical Setup for Potential Breakout
↗
December 26, 2025
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The Trillion-Dollar Pharma: A Deep Dive into Eli Lilly’s (LLY) Dominance in the Weight-Loss Era
December 25, 2025
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The Journal of the American Medical Association (JAMA) Neurology Publishes Long Term Results from the QALSODY Phase 3 VALOR Study and its Open-Label Extension in SOD1-ALS
December 22, 2025
From
Biogen Inc.
Via
GlobeNewswire
Therapeutics Stocks Q3 In Review: Biogen (NASDAQ:BIIB) Vs Peers
December 21, 2025
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Biogen (BIIB) Stock Trades Up, Here Is Why
December 19, 2025
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$7 Trillion "Witching Hour": Unprecedented Derivatives Expiration Sparks Volatility on Wall Street
December 19, 2025
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1 Nasdaq 100 Stock Worth Your Attention and 2 Facing Headwinds
December 18, 2025
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December 10, 2025
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Frequently Asked Questions
Is Biogen Idec publicly traded?
Yes, Biogen Idec is publicly traded.
What exchange does Biogen Idec trade on?
Biogen Idec trades on the Nasdaq Stock Market
What is the ticker symbol for Biogen Idec?
The ticker symbol for Biogen Idec is BIIB on the Nasdaq Stock Market
What is the current price of Biogen Idec?
The current price of Biogen Idec is 201.18
When was Biogen Idec last traded?
The last trade of Biogen Idec was at 02/06/26 04:00 PM ET
What is the market capitalization of Biogen Idec?
The market capitalization of Biogen Idec is 29.53B
How many shares of Biogen Idec are outstanding?
Biogen Idec has 30B shares outstanding.
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