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Biogen Idec (NQ:BIIB)

159.56 +3.30 (+2.11%)
Official Closing Price Updated: 4:15 PM EST, Nov 11, 2025 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 1,504,614
Open 156.76
Bid (Size) 155.07 (200)
Ask (Size) 159.93 (200)
Prev. Close 156.26
Today's Range 154.20 - 159.95
52wk Range 110.03 - 175.86
Shares Outstanding 145,800,000
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
5 Insightful Analyst Questions From Biogen’s Q3 Earnings Call
Biogen’s third quarter results came in ahead of Wall Street’s revenue and profit expectations, driven by robust performance from recently launched products and continued strength in its multiple... 
Via StockStory
Topics Earnings
Biogen to Highlight Scientific Progress in Rare Kidney Disease at American Society of Nephrology (ASN) Kidney Week 2025
From Biogen Inc.
Via GlobeNewswire

Performance

YTD
+6.4%
+6.4%
1 Month
+10.3%
+10.3%
3 Month
+23.8%
+23.8%
6 Month
+29.6%
+29.6%
1 Year
-7.2%
-7.2%

More News

Read More
BIIB Q3 Deep Dive: New Product Launches Offset Guidance Cut, R&D Pipeline Expands
Via StockStory
Earnings Scheduled For October 30, 2025
Via Benzinga
Biogen Licenses Vanqua Bio’s Immunology Drug In $1.06B Deal
Via Stocktwits
Biogen (NASDAQ:BIIB) Beats Q3 Sales Expectations
Via StockStory
Topics Artificial Intelligence
Biogen Sinks Back Into A Buy Zone After Cutting Its Profit Guide
Via Investor's Business Daily
Examining the Future: Biogen's Earnings Outlook
Via Benzinga
Biogen (BIIB) Reports Earnings Tomorrow: What To Expect
Via StockStory
Topics Artificial Intelligence
Biogen's Immunology Pipeline Has Long-Term Potential: Analyst
Via Benzinga
Biogen Licenses Oral C5aR1 Antagonist from Vanqua Bio to Expand Immunology Portfolio
From Biogen Inc.
Via GlobeNewswire
3 Profitable Stocks We Steer Clear Of
Via StockStory
Biogen to Present Additional Results from Phase 3 Study of Dapirolizumab Pegol in Systemic Lupus Erythematosus at ACR Convergence 2025
From Biogen Inc.
Via GlobeNewswire
ARPA-H Taps Former DARPA Innovator to Ignite High-Risk, High-Reward Health Tech Revolution
Via TokenRing AI
Topics Artificial Intelligence Intellectual Property
J.L. Bainbridge Exits Most of Biogen Stake as Biotech Stock Eyes Turnaround
Via The Motley Fool
Small-Cap Biotech Climb Bio's Lead Drug Candidate Has Larger Long-Term Opportunity
Via Benzinga
3 Reasons BIIB is Risky and 1 Stock to Buy Instead
Via StockStory
Topics Government Stocks World Trade
1 Healthcare Stock to Research Further and 2 We Find Risky
Via StockStory
Topics Stocks
LEQEMBI® IQLIK™(lecanemab-irmb) Subcutaneous Autoinjector Named to TIME’s “Best Inventions of 2025”
From Biogen Inc.
Via GlobeNewswire
Reflecting On Therapeutics Stocks’ Q2 Earnings: Amgen (NASDAQ:AMGN)
Via StockStory
Topics Artificial Intelligence
UnitedHealth, Brookdale, Collegium Pharmaceutical, QuidelOrtho, and Biogen Shares Are Falling, What You Need To Know
Via StockStory
Topics Economy Government World Trade
7 Analysts Have This To Say About Biogen
Via Benzinga
Stoke Therapeutics and Biogen Present New Data at the 54th Child Neurology Society (CNS) Annual Meeting that Support the Potential of Zorevunersen as a Disease-Modifying Medicine for Dravet Syndrome
From Stoke Therapeutics, Inc.
Via Business Wire
Biogen and Stoke Therapeutics Present New Data at the 54th Child Neurology Society (CNS) Annual Meeting that Support the Potential of Zorevunersen as a Disease-Modifying Medicine for Dravet Syndrome
From Biogen Inc.
Via GlobeNewswire
1 Value Stock with Promising Prospects and 2 We Avoid
Via StockStory

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 159.56
When was Biogen Idec last traded?
The last trade of Biogen Idec was at 11/11/25 04:15 PM ET
What is the market capitalization of Biogen Idec?
The market capitalization of Biogen Idec is 23.26B
How many shares of Biogen Idec are outstanding?
Biogen Idec has 23B shares outstanding.
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