Biogen (BIIB) Short Interest Ratio & Short Volume → The only AI company you should be looking at (From Behind the Markets) (Ad) Free BIIB Stock Alerts $219.40 +0.09 (+0.04%) (As of 03/18/2024 ET) Add Compare Share Share Short InterestStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial MediaSustainabilityStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial MediaSustainability Biogen Short Interest DataCurrent Short Volume2,800,000 sharesPrevious Short Volume3,100,000 sharesChange Vs. Previous Month-9.68%Dollar Volume Sold Short$607.57 millionShort Interest Ratio / Days to Cover2.4Last Record DateFebruary 29, 2024Outstanding Shares145,360,000 sharesFloat Size144,190,000 sharesShort Percent of Float1.94%Today's Trading Volume1,356,515 sharesAverage Trading Volume1,170,348 sharesToday's Volume Vs. Average116% Short Selling Biogen ? Sign up to receive the latest short interest report for Biogen and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort InterestDays to CoverShort Percent of FloatBIIB Short Interest Over TimeBIIB Days to Cover Over TimeBIIB Percentage of Float Shorted Over Time Ad Colonial MetalsCentral Bank Gold Heist In ProgressWhen central banks buy gold… The rich buy right along with them. And central banks are buying at breakneck pace. Last year… 1,037 tons. Just 45 tons less than the record set two years ago.That's why we have released our Free Precious Metals Investment Guide. Biogen Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 2/29/20242,800,000 shares $607.57 million -9.7%1.9%2.4 $216.99 2/15/20243,100,000 shares $692.39 million +1.3%2.2%2.8 $223.35 1/31/20243,060,000 shares $754.78 million -18.6%2.1%2.9 $246.66 1/15/20243,760,000 shares $932.93 million -3.8%2.6%3.4 $248.12 12/31/20233,910,000 shares $1.01 billion +32.5%2.7%3.6 $258.77 12/15/20232,950,000 shares $731.98 million +4.2%2.1%2.7 $248.13 Get the Latest News and Ratings for BIIB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Biogen and its competitors with MarketBeat's FREE daily newsletter. 11/30/20232,830,000 shares $662.45 million +7.6%2.0%2.9 $234.08 11/15/20232,630,000 shares $603.93 million -2.2%1.8%2.8 $229.63 10/31/20232,690,000 shares $638.98 million +1.9%1.9%3 $237.54 10/15/20232,640,000 shares $692.37 million -7.7%1.8%2.8 $262.26 9/30/20232,860,000 shares $735.05 million -10.9%2.0%3 $257.01 9/15/20233,210,000 shares $817.88 million +2.2%2.2%3.2 $254.79 8/31/20233,140,000 shares $839.51 million +3.6%2.2%2.9 $267.36 8/15/20233,030,000 shares $818.77 million -11.4%2.1%2.7 $270.22 7/31/20233,420,000 shares $924.05 million +33.1%2.4%3.1 $270.19 7/15/20232,570,000 shares $716.85 million +24.2%1.8%2.2 $278.93 6/30/20232,070,000 shares $589.64 million -7.2%1.4%2 $284.85 6/15/20232,230,000 shares $664.16 million -11.9%1.6%2.3 $297.83 5/31/20232,530,000 shares $749.92 million -14.5%1.8%2.7 $296.41 5/15/20232,960,000 shares $923.14 million +30.4%2.1%3.3 $311.87 4/30/20232,270,000 shares $690.60 million +13.5%1.6%2.4 $304.23 4/15/20232,000,000 shares $576.26 million -2.4%1.4%2.4 $288.13 3/31/20232,050,000 shares $569.96 million +3.5%1.4%2.2 $278.03 3/15/20231,980,000 shares $519.49 million +7.0%1.4%2 $262.37 2/28/20231,850,000 shares $499.24 million +8.2%1.3%1.8 $269.86 2/15/20231,710,000 shares $477.06 million -8.6%1.2%1.5 $278.98 1/31/20231,870,000 shares $543.98 million -1.1%1.3%1.6 $290.90 1/15/20231,890,000 shares $544.40 million +10.5%1.3%1.5 $288.04 12/30/20221,710,000 shares $473.53 million -18.6%1.2%1.2 $276.92 12/15/20222,100,000 shares $595.22 million -15.7%1.5%1.2 $283.44 11/30/20222,490,000 shares $759.87 million +2.5%1.7%1.4 $305.17 11/15/20222,430,000 shares $728.47 million -1.6%N/A1.5 $299.78 10/31/20222,470,000 shares $700.10 million -1.2%1.7%1.6 $283.44 10/15/20222,500,000 shares $661.58 million -7.8%1.7%1.7 $264.63 9/30/20222,710,000 shares $723.57 million +30.9%1.9%2.1 $267.00 9/15/20222,070,000 shares $427.91 million +9.5%1.4%2.2 $206.72 8/31/20221,890,000 shares $369.27 million -5.5%1.3%2 $195.38 8/15/20222,000,000 shares $444.76 million +3.1%1.4%2.1 $222.38 7/31/20221,940,000 shares $417.22 million -7.2%1.3%1.8 $215.06 7/15/20222,090,000 shares $453.55 million -17.1%1.4%1.9 $217.01Did you make $29,000 two days with AI options trades? (Ad)What if it was possible to find options trades on autopilot… Using A.I. to find the ones with the highest profit potential… And nearly perfect win rates… You can grab your free copy of my "Ultimate Guide to A.I. Options Trading" by clicking the link below:Click Here To Get Your Free Copy BIIB Short Interest - Frequently Asked Questions What is Biogen's current short interest? Short interest is the volume of Biogen shares that have been sold short but have not yet been covered or closed out. As of February 29th, investors have sold 2,800,000 shares of BIIB short. 1.94% of Biogen's shares are currently sold short. Learn More on Biogen's current short interest. What is a good short interest ratio for Biogen? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. BIIB shares currently have a short interest ratio of 2.0. Learn More on Biogen's short interest ratio. Which institutional investors are shorting Biogen? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Biogen: GTS Securities LLC, Barclays PLC, Wolverine Trading LLC, Paloma Partners Management Co, Parallax Volatility Advisers L.P., Citadel Advisors LLC, Clear Street LLC, Cubist Systematic Strategies LLC, Verition Fund Management LLC, Capital Fund Management S.A., PEAK6 Investments LLC, Eisler Capital UK Ltd., Capstone Investment Advisors LLC, Allianz Asset Management GmbH, Hsbc Holdings PLC, Wells Fargo & Company MN, UBS Group AG, BNP Paribas Financial Markets, Concourse Financial Group Securities Inc., Simplex Trading LLC, XR Securities LLC, and SG Americas Securities LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Biogen? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 1.94% of Biogen's floating shares are currently sold short. Is Biogen's short interest increasing or decreasing? Biogen saw a decline in short interest during the month of February. As of February 29th, there was short interest totaling 2,800,000 shares, a decline of 9.7% from the previous total of 3,100,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. What is Biogen's float size? Biogen currently has issued a total of 145,360,000 shares. Some of Biogen's outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Biogen currently has a public float of 144,190,000 shares. How does Biogen's short interest compare to its competitors? 1.94% of Biogen's shares are currently sold short. Here is how the short interest of companies compare to Biogen: American Electric Power Company, Inc. (1.89%), Neurocrine Biosciences, Inc. (2.19%), Repligen Co. (9.40%), Pinnacle West Capital Co. (2.94%), CRISPR Therapeutics AG (18.76%), Portland General Electric (5.39%), Denali Therapeutics Inc. (7.92%), Gilead Sciences, Inc. (1.59%), Moderna, Inc. (6.59%), argenx SE (2.16%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: T-Mobile US, Inc. ($4.39 billion), General Motors ($3.88 billion), Super Micro Computer, Inc. ($3.51 billion), Charter Communications, Inc. ($3.22 billion), Occidental Petroleum Co. ($3.13 billion), Tractor Supply ($2.76 billion), Coinbase Global, Inc. ($2.63 billion), Suncor Energy Inc. ($2.48 billion), Moderna, Inc. ($2.04 billion), and Royal Caribbean Cruises Ltd. ($1.87 billion). View all of the most shorted stocks. What does it mean to sell short Biogen stock? Short selling BIIB is an investing strategy that aims to generate trading profit from Biogen as its price is falling. BIIB shares are trading up $0.09 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against Biogen? A short squeeze for Biogen occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of BIIB, which in turn drives the price of the stock up even further. How often is Biogen's short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including BIIB, twice per month. The most recent reporting period available is February, 29 2024. More Short Interest Resources from MarketBeat Related Companies: American Electric Power Short Interest Data Neurocrine Biosciences Short Interest Data Repligen Short Interest Data Pinnacle West Capital Short Interest Data CRISPR Therapeutics Short Interest Data Portland General Electric Short Interest Data Denali Therapeutics Short Interest Data Gilead Sciences Short Interest Data Moderna Short Interest Data argenx Short Interest Data Short Interest Tools: Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:BIIB) was last updated on 3/18/2024 by MarketBeat.com Staff From Our PartnersCentral Bank Gold Heist In ProgressColonial MetalsLike Tiny Crypto Retirement FundsCrypto 101 MediaMake This $3 Trade the Instant the Opening Bell RingsMonument Traders AllianceSHOCKING Footage From Tesla Gigafactory In Austin, TexasInvestorPlaceForget AI, Imperium Is Expected to Grow 320,00% in 3 YearsBanyan Hill PublishingBill Gates Bets on $15 Trillion BonanzaWeiss RatingsThis AI Trade Machine Made 1,729%* (With 89% Wins)Prosper Trading AcademyThe world’s greatest investmentPorter & Company