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Biogen Idec (NQ:BIIB)

172.97 -4.14 (-2.34%)
Streaming Delayed Price Updated: 4:00 PM EDT, Apr 10, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 1,501,980
Open 177.97
Bid (Size) 172.00 (100)
Ask (Size) 175.00 (100)
Prev. Close 177.11
Today's Range 172.32 - 177.97
52wk Range 112.18 - 202.41
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
1 S&P 500 Stock for Long-Term Investors and 2 We Ignore
April 08, 2026
The S&P 500 (^GSPC) is often seen as a benchmark for strong businesses, but that doesn’t mean every stock is worth owning. Some companies face significant ch... 
Via StockStory
Topics Stocks
Wondering what's happening in today's S&P500 pre-market session? ↗
April 07, 2026
Via Chartmill

Performance

YTD
-2.7%
-2.7%
1 Month
-6.5%
-6.5%
3 Month
-6.8%
-6.8%
6 Month
+19.5%
+19.5%
1 Year
+50.2%
+50.2%

More News

Read More
News headline image
1 Mid-Cap Stock with Promising Prospects and 2 We Brush Off
April 07, 2026
Via StockStory
News headline image
Why Biogen Stock Got Mashed on Monday ↗
April 06, 2026
Via The Motley Fool
Gapping S&P500 stocks in Tuesday's session ↗
March 31, 2026
Via Chartmill
News headline image
Biogen Acquires Apellis Pharmaceuticals in $5.6 Billion Move into Immunology
April 06, 2026
Via MarketMinute
Uncover the latest developments among S&P500 stocks in today's session. ↗
April 06, 2026
Via Chartmill
News headline image
The Coiled Spring: Why Small-Caps are Poised for a Generational Productivity-Led Surge
April 03, 2026
Via MarketMinute
Topics Artificial Intelligence Economy Stocks
News headline image
1 Cash-Producing Stock for Long-Term Investors and 2 We Turn Down
April 03, 2026
Via StockStory
News headline image
Hims & Hers Health, Regeneron, Biogen, BioMarin Pharmaceutical, and Moderna Shares Are Falling, What You Need To Know
April 02, 2026
Via StockStory
Topics Government Stocks World Trade
Discover which S&P500 stocks are making waves on Thursday. ↗
April 02, 2026
Via Chartmill
Explore the top gainers and losers within the S&P500 index in today's session. ↗
April 02, 2026
Via Chartmill
News headline image
Biogen Acquires Apellis Pharmaceuticals in $5.6 Billion Deal After Clinical Success
April 01, 2026
Via MarketMinute
News headline image
Why Biogen Stock Sank While the Market Soared on Thursday ↗
March 31, 2026
Via The Motley Fool
News headline image
Biogen's $5.6 Billion Acquisition of Apellis: A Strategic Pivot into Rare Kidney Diseases
March 31, 2026
Via MarketMinute
Top S&P500 movers in Tuesday's session ↗
March 31, 2026
Via Chartmill
News headline image
Spotlight Movers: APLS, VTIX, ELAB, ARTL Fuel Multi-Sector Momentum
March 31, 2026
Via AB Newswire
Which S&P500 stocks are moving on Tuesday? ↗
March 31, 2026
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News headline image
The $1 Trillion Goliath: Why Eli Lilly’s $6.3B Centessa Bet Defines the Future of Neuroscience
March 31, 2026
Via Finterra
Topics Economy Intellectual Property
What's going on in today's pre-market session: S&P500 movers ↗
March 31, 2026
Via Chartmill
News headline image
Biogen to Acquire Apellis, Enhancing the Company’s Growth Portfolio in Immunology and Rare Disease, Bolstering Growth Outlook and Accelerating Expansion into Nephrology
March 31, 2026
From Apellis Pharmaceuticals, Inc.
Via GlobeNewswire
News headline image
FDA Approves New High Dose Regimen of SPINRAZA® (nusinersen) for Spinal Muscular Atrophy
March 30, 2026
From Biogen Inc.
Via GlobeNewswire
News headline image
Biogen Announces Second Positive Phase 2 Litifilimab Trial in Cutaneous Lupus Erythematosus at 2026 American Academy of Dermatology Annual Meeting, Showing a Significant Reduction in Skin Disease Activity
March 28, 2026
From Biogen Inc.
Via GlobeNewswire
News headline image
The Brain Barrier Broken: Inside Denali Therapeutics’ Landmark FDA Approval of AVLAYAH
March 26, 2026
Via Finterra
Topics Economy Initial Public Offering
News headline image
Biogen to Present New Late-Breaking Litifilimab Phase 2 AMETHYST Data in Cutaneous Lupus Erythematosus at 2026 American Academy of Dermatology Annual Meeting
March 19, 2026
From Biogen Inc.
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 172.97
When was Biogen Idec last traded?
The last trade of Biogen Idec was at 04/10/26 04:00 PM ET
What is the market capitalization of Biogen Idec?
The market capitalization of Biogen Idec is 25.39B
How many shares of Biogen Idec are outstanding?
Biogen Idec has 25B shares outstanding.
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