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Biogen Idec (NQ:BIIB)

201.00 +3.26 (+1.65%)
Streaming Delayed Price Updated: 2:41 PM EDT, Jul 23, 2026 Add to My Watchlist
Quote
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Price and Volume

Detailed Quote
Volume 389,243
Open 197.04
Bid (Size) 200.89 (100)
Ask (Size) 201.25 (100)
Prev. Close 197.74
Today's Range 196.91 - 203.60
52wk Range 123.38 - 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
3 Profitable Stocks We Steer Clear Of
July 21, 2026
Even if a company is profitable, it doesn’t always mean it’s a great investment. Some struggle to maintain growth, face looming threats, or fail to reinvest ... 
Via StockStory
News headline image
Biogen Appoints Michael J. Parini as Chief Legal Officer
July 15, 2026
From Biogen Inc.
Via GlobeNewswire

Performance

YTD
+13.0%
+13.0%
1 Month
+0.6%
+0.6%
3 Month
+5.8%
+5.8%
6 Month
+16.4%
+16.4%
1 Year
+57.2%
+57.2%

More News

Read More
News headline image
3 Reasons to Avoid BIIB and 1 Stock to Buy Instead
July 15, 2026
Via StockStory
Topics Stocks
Discover which S&P500 stocks are making waves on Tuesday. ↗
July 14, 2026
Via Chartmill
These S&P500 stocks have an unusual volume in today's session ↗
July 14, 2026
Via Chartmill
News headline image
Biogen Backs Alzheimer’s Tau Drug for Phase 3 Despite Trial Miss ↗
July 14, 2026
Via MarketBeat
These S&P500 stocks are moving in today's session ↗
July 14, 2026
Via Chartmill
What's going on in today's session: S&P500 gap up and gap down stocks ↗
July 14, 2026
Via Chartmill
News headline image
Biogen Presents Phase 2 CELIA Data at AAIC Demonstrating Meaningful Clinical Outcomes and Robust Tau Reduction with Diranersen in Early Alzheimer’s Disease
July 14, 2026
From Biogen Inc.
Via GlobeNewswire
News headline image
1 Mid-Cap Stock to Target This Week and 2 We Find Risky
July 14, 2026
Via StockStory
News headline image
Stock Market Today, July 13: Energy Stocks Cushion Dow as Tech Slides on Geopolitical Tensions ↗
July 13, 2026
Via The Motley Fool
Topics Economy Stocks
News headline image
1 Healthcare Stock with Solid Fundamentals and 2 We Brush Off
July 10, 2026
Via StockStory
News headline image
2 Fast-Growing Pharmaceutical Stocks to Buy Now ↗
July 08, 2026
Via The Motley Fool
News headline image
Biogen Is Paying $1 Billion for a Company That Won't Say What It Makes. Here's Why That's Actually Good News for BIIB Investors. ↗
July 04, 2026
Via The Motley Fool
Topics Intellectual Property
News headline image
1 S&P 500 Stock with Promising Prospects and 2 We Question
July 02, 2026
Via StockStory
Topics Energy Stocks
News headline image
Block & Leviton LLP Announces Proposed Class Action Settlement on Behalf of Purchasers of Common Stock of Biogen, Inc. – BIIB
June 29, 2026
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
June 29, 2026
From Biogen Inc.
Via GlobeNewswire
News headline image
Why Biogen (BIIB) Stock Is Up Today
June 26, 2026
Via StockStory
Topics Artificial Intelligence Earnings
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
June 23, 2026
From Pomerantz LLP
Via GlobeNewswire
News headline image
Therapeutics Stocks Q1 Recap: Benchmarking Biogen (NASDAQ:BIIB)
June 22, 2026
Via StockStory
Topics Artificial Intelligence
MissionIRNewsBreaks – Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) Advances Novel Multiple Sclerosis Therapy Toward Phase 2 Trials
June 22, 2026
Via Investor Brand Network
Novel Patented Myelin Drug-Discovery Strategy Targets Massive Unmet Need in Multiple Sclerosis
June 22, 2026
Via Investor Brand Network
News headline image
Biogen Expands Immunology Pipeline with Agreement to Acquire RayThera Inc.
June 17, 2026
From Biogen Inc.
Via GlobeNewswire
News headline image
Novel Patented Myelin Drug-Discovery Strategy Targets Massive Unmet Need in Multiple Sclerosis
June 22, 2026
From BioMedWire
Via GlobeNewswire
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
June 16, 2026
From Pomerantz LLP
Via GlobeNewswire

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 201.00
When was Biogen Idec last traded?
The last trade of Biogen Idec was at 07/23/26 02:41 PM ET
What is the market capitalization of Biogen Idec?
The market capitalization of Biogen Idec is 29.51B
How many shares of Biogen Idec are outstanding?
Biogen Idec has 30B shares outstanding.
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