Spero Therapeutics (SPRO) Short Interest Ratio & Short Volume → Do This Before July 30 2024 To Claim Trump’s Gift (From Wealthpin Pro) (Ad) Free SPRO Stock Alerts $1.42 -0.02 (-1.39%) (As of 05/29/2024 ET) Add Compare Share Share Short InterestStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends Spero Therapeutics Short Interest DataCurrent Short Interest494,200 sharesPrevious Short Interest468,100 sharesChange Vs. Previous Month+5.58%Dollar Volume Sold Short$800,604.00Short Interest Ratio1.6 Days to CoverLast Record DateMay 15, 2024Outstanding Shares53,987,000 sharesPercentage of Shares Shorted0.92%Today's Trading Volume101,578 sharesAverage Trading Volume262,673 sharesToday's Volume Vs. Average39% Short Selling Spero Therapeutics ? Sign up to receive the latest short interest report for Spero Therapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSPRO Short Interest Over TimeSPRO Days to Cover Over TimeSPRO Percentage of Float Shorted Over Time Ad Wealthpin ProAre You Positioned For The New Energy Goldrush?Open AI’s Sam Altman recently helped this company raise $577 million in funding… What’s more is, It has already inked deals with the Department of Energy.Click here to get all the information about it. Spero Therapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/15/2024494,200 shares $800,604.00 +5.6%N/A1.6 $1.62 4/30/2024468,100 shares $664,702.00 -8.8%N/A1.5 $1.42 4/15/2024513,200 shares $785,196.00 -21.5%N/A1.6 $1.53 3/31/2024653,800 shares $1.12 million +6.5%N/A2.1 $1.72 3/15/2024613,900 shares $1.10 million +8.9%N/A2 $1.79 2/29/2024564,000 shares $930,600.00 -8.9%N/A2.8 $1.65 Get the Latest News and Ratings for SPRO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Spero Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 2/15/2024619,000 shares $940,880.00 -12.5%N/A3.2 $1.52 1/31/2024707,100 shares $1.07 million +4.0%N/A3.8 $1.52 1/15/2024680,200 shares $986,290.00 -13.8%N/A4 $1.45 12/31/2023789,000 shares $1.16 million -19.2%N/A4.5 $1.47 12/15/2023976,500 shares $1.26 million -9.6%N/A6 $1.29 11/30/20231,080,000 shares $1.23 million -4.4%N/A6.2 $1.14 11/15/20231,130,000 shares $1.29 million -10.3%N/A4.7 $1.14 10/31/20231,260,000 shares $1.36 million -3.1%N/A4.8 $1.08 10/15/20231,300,000 shares $1.47 million -3.7%N/A4.1 $1.13 9/30/20231,350,000 shares $1.63 million -5.6%N/A4.2 $1.21 9/15/20231,430,000 shares $1.83 million +25.4%N/A4.3 $1.28 8/31/20231,140,000 shares $1.71 million No ChangeN/A3.2 $1.50 8/15/20231,140,000 shares $1.53 million -2.6%N/A3.8 $1.35 7/31/20231,170,000 shares $1.91 million No ChangeN/A3.9 $1.63 7/15/20231,170,000 shares $1.77 million -4.9%N/A4.2 $1.51 6/30/20231,230,000 shares $1.78 million +40.4%N/A4 $1.45 6/15/2023876,300 shares $1.38 million -0.6%N/A1.8 $1.57 5/31/2023881,800 shares $1.53 million -9.5%N/A1.7 $1.74 5/15/2023974,400 shares $1.82 million -32.8%N/A1.7 $1.87 4/30/20231,450,000 shares $2.57 million -21.6%N/A2.5 $1.77 4/15/20231,850,000 shares $3.18 million +17.1%N/A3.3 $1.72 3/31/20231,580,000 shares $2.29 million +67.6%N/A2.8 $1.45 3/15/2023942,700 shares $1.39 million +142.0%N/A2.1 $1.47 2/28/2023389,500 shares $576,460.00 +35.5%N/A0.9 $1.48 2/15/2023287,400 shares $514,446.00 -38.6%N/A0.7 $1.79 1/31/2023468,200 shares $866,170.00 -29.9%N/A0.8 $1.85 1/15/2023667,900 shares $1.34 million -21.4%N/A1.1 $2.00 12/30/2022849,400 shares $1.47 million -14.6%N/A1.1 $1.73 12/15/2022994,200 shares $1.69 million -23.5%N/A0.4 $1.70 11/30/20221,300,000 shares $2.52 million -13.9%N/A0.2 $1.94 11/15/20221,510,000 shares $2.84 million +22.8%5.5%0.2 $1.88 10/31/20221,230,000 shares $2.41 million -15.8%4.5%0.2 $1.96 10/15/20221,460,000 shares $2.89 million -32.4%5.4%0.2 $1.98 9/30/20222,160,000 shares $4.32 million +177.9%8.0%0.3 $2.00This indicator is great for calling bottoms (Ad)“It was designed to help boost your chances of finding rock solid trade ideas” It’s called the “Master Indicator” And it’s quite possibly one of the most useful indicators you’ll ever use.If you’d like to join me just follow this link here. 9/15/2022777,200 shares $753,884.00 +182.0%2.9%0.1 $0.97 8/31/2022275,600 shares $222,381.64 -32.9%1.0%0.1 $0.81 8/15/2022410,600 shares $371,059.22 +1.1%1.5%1.3 $0.90 7/31/2022406,100 shares $297,346.42 -27.2%1.6%1.1 $0.73 7/15/2022557,800 shares $440,662.00 +34.9%2.3%0.8 $0.79 6/30/2022413,600 shares $306,477.60 -70.9%1.7%0.6 $0.74 6/15/20221,420,000 shares $1.36 million -9.0%5.8%1.9 $0.96 5/31/20221,560,000 shares $1.84 million -5.5%6.4%2.3 $1.18 5/15/20221,650,000 shares $2.82 million -55.3%6.8%2.6 $1.71 4/30/20223,690,000 shares $17.93 million +6.7%14.6%6.3 $4.86 4/15/20223,460,000 shares $21.14 million +6.5%13.7%16.7 $6.11 3/31/20223,250,000 shares $28.28 million +4.2%13.1%16.5 $8.70 3/15/20223,120,000 shares $25.40 million +5.4%12.6%18.6 $8.14 2/28/20222,960,000 shares $28.42 million +5.7%11.9%20.8 $9.60 2/15/20222,800,000 shares $27.94 million +12.0%11.3%19.6 $9.98 1/31/20222,500,000 shares $29.68 million +4.6%10.1%18.6 $11.87 1/15/20222,390,000 shares $31.55 million +4.4%9.4%21.1 $13.20 12/31/20212,290,000 shares $36.66 million -1.7%9.0%23.2 $16.01 12/15/20212,330,000 shares $30.64 million -0.9%9.2%24.5 $13.15 11/30/20212,350,000 shares $33.49 million -2.5%9.3%23.9 $14.25 11/15/20212,410,000 shares $39.55 million -3.6%9.5%22.4 $16.41 10/29/20212,500,000 shares $43.90 million No Change9.9%21 $17.56 10/15/20212,500,000 shares $42.55 million -1.2%9.9%21.4 $17.02 9/30/20212,530,000 shares $46.58 million -1.9%10.0%20.4 $18.41 9/15/20212,580,000 shares $47.81 million -4.1%10.2%16.4 $18.53 8/31/20212,690,000 shares $51.78 million +1.9%10.9%15.8 $19.25 8/13/20212,640,000 shares $35.69 million No Change10.7%16.5 $13.52 7/30/20212,640,000 shares $35.22 million No Change11.6%17 $13.34 7/15/20212,640,000 shares $37.73 million +10.0%12.1%16.6 $14.29 6/30/20212,400,000 shares $33.50 million -23.1%9.9%14.5 $13.96 6/15/20213,120,000 shares $47.55 million -1.0%12.9%22.1 $15.24 5/28/20213,150,000 shares $45.68 million -3.4%13.0%20.3 $14.50 5/14/20213,260,000 shares $42.28 million -2.1%N/A19.9 $12.97 4/30/20213,330,000 shares $45.59 million -2.1%N/A17.5 $13.69 4/15/20213,400,000 shares $44.81 million +0.6%N/A14 $13.18 3/31/20213,380,000 shares $46.04 million +50.9%N/A12.9 $13.62 3/15/20212,240,000 shares $37.50 million +1.8%N/A6.7 $16.74 2/26/20212,200,000 shares $40.44 million -1.8%N/A6.6 $18.38 2/12/20212,240,000 shares $45.52 million -0.4%N/A6.6 $20.32 1/29/20212,250,000 shares $40.95 million +0.9%N/A6.4 $18.20 1/15/20212,230,000 shares $37.08 million -0.9%N/A7.3 $16.63 12/31/20202,250,000 shares $45.52 million +17.8%N/A7.3 $20.23 12/15/20201,910,000 shares $34.02 million -2.1%N/A6.2 $17.81 11/30/20201,950,000 shares $32.62 million +1.6%N/A5.9 $16.73 11/15/20201,920,000 shares $27.49 million +2.7%N/A5 $14.32 10/30/20201,870,000 shares $25.13 million +3.3%N/A5.1 $13.44 10/15/20201,810,000 shares $24.63 million +1.7%N/A5.2 $13.61 9/30/20201,780,000 shares $19.86 million -6.3%N/A5.4 $11.16 9/15/20201,900,000 shares $18.98 million +49.6%N/A6.4 $9.99 8/31/20201,270,000 shares $13.80 million +18.7%8.5%5.3 $10.87This indicator is great for calling bottoms (Ad)“It was designed to help boost your chances of finding rock solid trade ideas” It’s called the “Master Indicator” And it’s quite possibly one of the most useful indicators you’ll ever use.If you’d like to join me just follow this link here. 8/14/20201,070,000 shares $13.38 million +2.9%7.2%6.7 $12.50 7/31/20201,040,000 shares $12.17 million +8.0%7.0%6.2 $11.70 7/15/2020963,100 shares $12.96 million +11.1%6.7%5 $13.46 6/30/2020866,900 shares $11.49 million +39.1%6.0%4.6 $13.25 6/15/2020623,200 shares $7.45 million +8.0%4.3%3.7 $11.95 5/29/2020577,300 shares $6.82 million -0.9%4.0%3.6 $11.82 5/15/2020582,300 shares $6.95 million +5.1%4.1%3.9 $11.93 4/30/2020554,300 shares $6.68 million +3.2%3.9%4.2 $12.06 4/15/2020536,900 shares $4.17 million +6.5%3.8%5.2 $7.76 3/31/2020504,100 shares $4.34 million +18.9%3.9%5.1 $8.60 3/13/2020424,100 shares $3.35 million -3.6%3.0%4.6 $7.91 2/28/2020439,800 shares $2.61 million -42.5%3.1%5.1 $5.93 2/14/2020764,900 shares $6.73 million +110.0%6.4%9.5 $8.80 1/31/2020364,300 shares $3.48 million -1.5%2.9%5 $9.55 1/15/2020369,700 shares $3.85 million -2.1%3.1%6.8 $10.41 12/31/2019377,500 shares $3.70 million +6.2%3.1%7.5 $9.81 8/15/2019415,600 shares $4.17 million -6.0%4.1%6.6 $10.04 SPRO Short Interest - Frequently Asked Questions What is Spero Therapeutics' current short interest? Short interest is the volume of Spero Therapeutics shares that have been sold short but have not yet been closed out or covered. As of May 15th, traders have sold 494,200 shares of SPRO short. Learn More on Spero Therapeutics' current short interest. What is a good short interest ratio for Spero Therapeutics? 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. SPRO shares currently have a short interest ratio of 2.0. Learn More on Spero Therapeutics's short interest ratio. Is Spero Therapeutics' short interest increasing or decreasing? Spero Therapeutics saw a increase in short interest in May. As of May 15th, there was short interest totaling 494,200 shares, an increase of 5.6% from the previous total of 468,100 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. How does Spero Therapeutics' short interest compare to its competitors? Here is how the short interest of companies in the sector of "medical" compare to Spero Therapeutics: Aileron Therapeutics, Inc. (1.26%), SELLAS Life Sciences Group, Inc. (12.55%), Barinthus Biotherapeutics plc (0.03%), Aclaris Therapeutics, Inc. (6.83%), Oncolytics Biotech Inc. (1.14%), Tiziana Life Sciences Ltd (0.16%), Affimed (1.77%), Hookipa Pharma Inc (1.11%), Eledon Pharmaceuticals, Inc. (0.77%), Anixa Biosciences, Inc. (1.82%), 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. ($3.81 billion), Charter Communications, Inc. ($3.30 billion), Occidental Petroleum Co. ($3.10 billion), General Motors ($2.84 billion), Moderna, Inc. ($2.77 billion), AppLovin Co. ($2.22 billion), Royal Caribbean Cruises Ltd. ($2.22 billion), Coinbase Global, Inc. ($2.16 billion), Tractor Supply ($2.12 billion), and Williams-Sonoma, Inc. ($2.12 billion). View all of the most shorted stocks. What does it mean to sell short Spero Therapeutics stock? Short selling SPRO is an investing strategy that aims to generate trading profit from Spero Therapeutics as its price is falling. SPRO shares are trading down $0.02 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 Spero Therapeutics? A short squeeze for Spero Therapeutics 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 SPRO, which in turn drives the price of the stock up even further. How often is Spero Therapeutics' 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 SPRO, twice per month. The most recent reporting period available is May, 15 2024. More Short Interest Resources from MarketBeat Related Companies: Atea Pharmaceuticals Short Interest Kamada Short Interest XOMA Short Interest ADC Therapeutics Short Interest CorMedix Short Interest Mersana Therapeutics Short Interest Vanda Pharmaceuticals Short Interest Nature's Sunshine Products Short Interest Xeris Biopharma Short Interest Aquestive Therapeutics Short Interest Short Interest Tools: Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:SPRO) was last updated on 5/30/2024 by MarketBeat.com Staff From Our PartnersExposed: 10 CENT Crypto to Explode May 20th?True Market InsidersBiden Nomination CANCELED?The Freeport SocietyThe 7th Trillion Dollar Company?The Oxford ClubThis Apple-like Innovator is Revolutionizing HealthcareWall Street StarGold Set to EXPLODE!Gold Safe Exchange[Urgent!] Generational Wealth GameplanCrypto 101 MediaGet out of dollars—get into America’s new money insteadStansberry ResearchThis unknown company solves the biggest issue with AIManward Press Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. 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