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Biogen Idec (NQ:BIIB)

216.63 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EDT, Jun 29, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 20
Open 216.63
Bid (Size) 211.01 (100)
Ask (Size) 230.00 (100)
Prev. Close 216.63
Today's Range 216.63 - 216.63
52wk Range 121.05 - 219.72
Shares Outstanding 146,800,000
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
News headline image
Block & Leviton LLP Announces Proposed Class Action Settlement on Behalf of Purchasers of Common Stock of Biogen, Inc. – BIIB
From Block & Leviton LLP
Via GlobeNewswire
News headline image
Biogen to Highlight Breadth of Alzheimer’s Disease Portfolio at AAIC 2026, Including Phase 2 CELIA Data for Diranersen
From Biogen Inc.
Via GlobeNewswire

Performance

YTD
+21.8%
+21.8%
1 Month
+12.7%
+12.7%
3 Month
+15.5%
+15.5%
6 Month
+22.5%
+22.5%
1 Year
+72.5%
+72.5%

More News

Read More
News headline image
Why Biogen (BIIB) Stock Is Up Today
Via StockStory
Topics Artificial Intelligence Earnings
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
From Pomerantz LLP
Via GlobeNewswire
News headline image
Therapeutics Stocks Q1 Recap: Benchmarking Biogen (NASDAQ:BIIB)
Via StockStory
Topics Artificial Intelligence
MissionIRNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Advances Novel Multiple Sclerosis Therapy Toward Phase 2 Trials
Via Investor Brand Network
Novel Patented Myelin Drug-Discovery Strategy Targets Massive Unmet Need in Multiple Sclerosis
Via Investor Brand Network
News headline image
Biogen Expands Immunology Pipeline with Agreement to Acquire RayThera Inc.
From Biogen Inc.
Via GlobeNewswire
News headline image
Novel Patented Myelin Drug-Discovery Strategy Targets Massive Unmet Need in Multiple Sclerosis
From BioMedWire
Via GlobeNewswire
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
From Pomerantz LLP
Via GlobeNewswire
News headline image
3 Overrated Stocks Walking a Fine Line
Via StockStory
News headline image
BIIB Investors Have Opportunity to Join Biogen Inc. Fraud Investigation with the Schall Law Firm
From Schall Law
Via GlobeNewswire
News headline image
1 Cash-Producing Stock with Impressive Fundamentals and 2 We Find Risky
Via StockStory
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
From Pomerantz LLP
Via GlobeNewswire
News headline image
Revolution Medicines Is Up 97% This Year: Here Are the Bull and Bear Cases for This Soaring Biotech Stock. ↗
Via The Motley Fool
News headline image
BIIB Investors Have Opportunity to Join Biogen Inc. Fraud Investigation with the Schall Law Firm
From The Schall Law Firm
Via Business Wire
News headline image
Biogen’s Salanersen Receives FDA Breakthrough Therapy Designation for Spinal Muscular Atrophy
From Biogen Inc.
Via GlobeNewswire
News headline image
EULAR 2026: Dapirolizumab Pegol Shows Potential to Reduce Flare Rates and Maintain Disease Control in Systemic Lupus Erythematosus
From Biogen Inc.
Via GlobeNewswire
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
From Pomerantz LLP
Via GlobeNewswire
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
From Pomerantz LLP
Via GlobeNewswire
News headline image
MarketBeat Week in Review – 05/18 - 05/22 ↗
Via MarketBeat
Topics Artificial Intelligence Economy
News headline image
Biogen Stock Slides After Trial Miss, But Analysts Stay Bullish ↗
Via MarketBeat
News headline image
Biogen and Denali Therapeutics Provide Update on Phase 2b LUMA Study of BIIB122 (DNL151) in Early-Stage Parkinson’s Disease
From Denali Therapeutics Inc.
Via GlobeNewswire
News headline image
BIIB Investor Alert: Levi & Korsinsky Investigates Biogen Inc. (BIIB) for Potential Securities Fraud
From Levi & Korsinsky, LLP
Via Business Wire
News headline image
Biogen Conference: Lupus, Kidney Programs Take Center Stage in Immunology Push ↗
Via MarketBeat

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 216.63
When was Biogen Idec last traded?
The last trade of Biogen Idec was at 06/29/26 04:00 PM ET
What is the market capitalization of Biogen Idec?
The market capitalization of Biogen Idec is 31.80B
How many shares of Biogen Idec are outstanding?
Biogen Idec has 32B shares outstanding.
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