2seventy bio (TSVT) Short Interest Ratio & Short Volume $5.00 0.00 (0.00%) As of 05/13/2025 Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock 2seventy bio Short Interest Data2seventy bio (TSVT) has a short interest of 2.59 million shares, representing 5.37% of the float (the number of shares available for trading by the public). This marks a -31.48% decrease in short interest from the previous month. The short interest ratio (days to cover) is 1.9, indicating that it would take 1.9 days of the average trading volume of 643,743 shares to cover all short positions.Current Short Interest2,590,000 sharesPrevious Short Interest3,780,000 sharesChange Vs. Previous Month-31.48%Dollar Volume Sold Short$12.92 millionShort Interest Ratio1.9 Days to CoverLast Record DateApril 30, 2025Outstanding Shares53,230,000 sharesFloat Size48,260,000 sharesShort Percent of Float5.37%Today's Trading Volume0 sharesAverage Trading Volume643,743 sharesToday's Volume Vs. Average0% Short Selling 2seventy bio? Sign up to receive the latest short interest report for 2seventy bio and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartTSVT Short Interest Over TimeTSVT Days to Cover Over TimeTSVT Percentage of Float Shorted Over Time 2seventy bio Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/20252,590,000 shares $12.92 million -31.5%5.4%1.9 $4.99 4/15/20253,780,000 shares $18.79 million +37.5%8.0%3.1 $4.97 3/31/20252,750,000 shares $13.59 million -16.9%5.8%2.3 $4.94 3/15/20253,310,000 shares $16.38 million -31.0%7.0%3.3 $4.95 2/28/20254,800,000 shares $12.67 million -6.6%10.2%6 $2.64 2/15/20255,140,000 shares $13.06 million -0.8%10.9%16.1 $2.54 1/31/20255,180,000 shares $13.78 million +2.0%11.0%14.9 $2.66 1/15/20255,080,000 shares $12.29 million +4.5%10.5%14.9 $2.42 12/31/20244,860,000 shares $14.29 million +3.9%10.0%14.5 $2.94 12/15/20244,680,000 shares $15.30 million -6.4%9.7%15 $3.27 Get the Latest News and Ratings for TSVT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for 2seventy bio and its competitors with MarketBeat's FREE daily newsletter. 11/30/20245,000,000 shares $19.95 million -2.0%10.4%16.4 $3.99 11/15/20245,100,000 shares $17.95 million -5.7%10.6%16.4 $3.52 10/31/20245,410,000 shares $23.48 million -0.2%11.2%17.6 $4.34 10/15/20245,420,000 shares $26.88 million +1.9%11.2%17.2 $4.96 9/30/20245,320,000 shares $25.11 million +3.7%11.0%14.4 $4.72 9/15/20245,130,000 shares $24.16 million -13.8%10.6%12.8 $4.71 8/31/20245,950,000 shares $28.98 million -7.0%12.3%14.7 $4.87 8/15/20246,400,000 shares $29.38 million -6.0%13.3%13.4 $4.59 7/31/20246,810,000 shares $32.14 million -6.6%14.2%13.9 $4.72 7/15/20247,290,000 shares $34.77 million +24.4%15.2%13.1 $4.77 6/30/20245,860,000 shares $22.56 million -4.6%12.2%9.6 $3.85 6/15/20246,140,000 shares $24.25 million -6.3%12.5%8.3 $3.95 5/31/20246,550,000 shares $27.71 million +0.9%13.3%6.8 $4.23 5/15/20246,490,000 shares $31.61 million -6.8%13.2%6.4 $4.87 4/30/20246,960,000 shares $31.74 million +7.4%14.6%6.3 $4.56 4/15/20246,480,000 shares $32.30 million -4.9%13.6%4.6 $4.99 3/31/20246,810,000 shares $36.43 million +29.7%14.3%4.7 $5.35 3/15/20245,250,000 shares $21 million -6.1%11.1%3.6 $4.00 2/29/20245,590,000 shares $29.07 million -3.8%11.9%3.5 $5.20 2/15/20245,810,000 shares $33.52 million -8.7%12.3%3.4 $5.77 1/31/20246,360,000 shares $32.69 million -0.6%13.6%3.3 $5.14 1/15/20246,400,000 shares $23.94 million -0.8%13.7%3.5 $3.74 12/31/20236,450,000 shares $27.54 million -24.2%13.7%3.2 $4.27 12/15/20238,510,000 shares $31.83 million -28.8%18.1%4.2 $3.74 11/30/202311,950,000 shares $21.87 million -2.9%25.4%5.8 $1.83 11/15/202312,310,000 shares $28.68 million +8.8%26.2%6.6 $2.33 10/31/202311,310,000 shares $27.60 million -23.4%25.5%6.8 $2.44 10/15/202314,770,000 shares $65.28 million -3.0%33.3%9.3 $4.42 9/30/202315,220,000 shares $59.66 million +42.2%34.4%11.2 $3.92 9/15/202310,700,000 shares $43.34 million +23.1%24.2%8.9 $4.05Top Picks for Trump’s Pro-Crypto America (Ad)Mark August 12th on your calendar. 27 of crypto's most successful minds are about to reveal everything…Claim your pass to the Crypto Community Summit here (free for a limited time) 8/31/20238,690,000 shares $45.10 million +22.7%19.6%8 $5.19 8/15/20237,080,000 shares $44.82 million -14.2%16.0%7.2 $6.33 7/31/20238,250,000 shares $62.62 million -7.8%18.7%9.8 $7.59 7/15/20238,950,000 shares $92.01 million +7.2%20.3%12.2 $10.28 6/30/20238,350,000 shares $84.50 million +15.8%18.9%10.7 $10.12 6/15/20237,210,000 shares $77.44 million -4.9%16.3%8.7 $10.74 5/31/20237,580,000 shares $90.28 million -1.6%17.2%9.3 $11.91 5/15/20237,700,000 shares $89.63 million -2.9%17.4%8.6 $11.64 4/30/20237,930,000 shares $75.41 million +3.3%23.0%8.6 $9.51 4/15/20237,680,000 shares $71.58 million +0.3%22.3%8.8 $9.32 3/31/20237,660,000 shares $78.13 million +13.0%23.0%9 $10.20 3/15/20236,780,000 shares $68.95 million +15.9%20.4%8.2 $10.17 2/28/20235,850,000 shares $78.92 million +17.5%17.6%8 $13.49 2/15/20234,980,000 shares $64.34 million +22.4%15.0%8.2 $12.92 1/31/20234,070,000 shares $55.35 million +8.8%12.2%7.4 $13.60 1/15/20233,740,000 shares $38.86 million +52.0%11.0%7.4 $10.39 12/30/20222,460,000 shares $23.05 million +50.0%7.2%5.2 $9.37 12/15/20221,640,000 shares $18.30 million -1.8%4.8%3.9 $11.16 11/30/20221,670,000 shares $26.17 million -4.0%4.9%4.7 $15.67 11/15/20221,740,000 shares $29.35 million -15.1%5.1%5 $16.87 10/31/20222,050,000 shares $32.55 million +9.0%5.9%5.8 $15.88 10/15/20221,880,000 shares $27.69 million -21.0%5.4%5.4 $14.73 9/30/20222,380,000 shares $34.63 million +15.0%6.8%6.7 $14.55 9/15/20222,070,000 shares $32.93 million -3.7%6.0%5.2 $15.91 8/31/20222,150,000 shares $31.67 million -10.8%6.2%4.4 $14.73 8/15/20222,410,000 shares $39.77 million -1.2%6.9%4.5 $16.50 7/31/20222,440,000 shares $35.11 million +7.0%7.0%4.4 $14.39 7/15/20222,280,000 shares $31.53 million -11.6%6.6%4.1 $13.83 6/30/20222,580,000 shares $34.06 million -5.5%7.4%4.6 $13.20 6/15/20222,730,000 shares $29.92 million +2.6%7.8%4.9 $10.96 5/31/20222,660,000 shares $32.98 million -10.7%7.6%5.4 $12.40 5/15/20222,980,000 shares $35.52 million +2.4%8.6%6.5 $11.92 4/30/20222,910,000 shares $39.17 million +10.7%12.7%6.9 $13.46 4/15/20222,630,000 shares $44.26 million +5.2%11.4%6 $16.83 3/31/20222,500,000 shares $42.65 million +28.9%11.0%5.6 $17.06 3/15/20221,940,000 shares $23.67 million -3.5%8.5%4.3 $12.20 2/28/20222,010,000 shares $29.83 million -16.6%8.9%4.4 $14.84 2/15/20222,410,000 shares $36.63 million -6.2%10.7%5.1 $15.20 1/31/20222,570,000 shares $47.98 million +31.8%11.3%5.2 $18.67 1/15/20221,950,000 shares $43.88 million -4.9%8.6%4 $22.50 12/31/20212,050,000 shares $52.54 million No Change9.0%4.2 $25.63 TSVT Short Interest - Frequently Asked Questions What is 2seventy bio's current short interest? Short interest is the volume of 2seventy bio shares that have been sold short but have not yet been covered or closed out. As of April 30th, traders have sold 2,590,000 shares of TSVT short. 5.37% of 2seventy bio's shares are currently sold short. Learn More on 2seventy bio's current short interest. What is a good short interest ratio for 2seventy bio? 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. TSVT shares currently have a short interest ratio of 2.0. Learn More on 2seventy bio's short interest ratio. What is a good short interest percentage for 2seventy bio? 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. 5.37% of 2seventy bio's floating shares are currently sold short. Is 2seventy bio's short interest increasing or decreasing? 2seventy bio saw a decline in short interest in April. As of April 30th, there was short interest totaling 2,590,000 shares, a decline of 31.5% from the previous total of 3,780,000 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 2seventy bio's float size? 2seventy bio currently has issued a total of 53,230,000 shares. Some of 2seventy bio'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. 2seventy bio currently has a public float of 48,260,000 shares. How does 2seventy bio's short interest compare to its competitors? 5.37% of 2seventy bio's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to 2seventy bio: Aurinia Pharmaceuticals Inc (8.82%), Enliven Therapeutics, Inc. (17.08%), AbCellera Biologics Inc. (11.84%), WAVE Life Sciences Ltd. (13.49%), Verve Therapeutics, Inc. (27.37%), Phibro Animal Health Corporation (4.91%), Akebia Therapeutics, Inc. (7.26%), Collegium Pharmaceutical, Inc. (15.65%), Intellia Therapeutics, Inc. (29.58%), Pharvaris N.V. (4.50%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Corporation ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short 2seventy bio stock? Short selling TSVT is an investing strategy that aims to generate trading profit from 2seventy bio as its price is falling. 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 2seventy bio? A short squeeze for 2seventy bio occurs when it has a large amount of short interest and its stock appreciates in price. This forces short sellers to cover their short interest positions by buying actual shares of TSVT, which in turn drives the price of the stock up even further. How often is 2seventy bio'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 TSVT, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies Aurinia Pharmaceuticals Short Interest Data Enliven Therapeutics Short Interest Data AbCellera Biologics Short Interest Data WAVE Life Sciences Short Interest Data Verve Therapeutics Short Interest Data Phibro Animal Health Short Interest Data Akebia Therapeutics Short Interest Data Collegium Pharmaceutical Short Interest Data Intellia Therapeutics Short Interest Data Pharvaris 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:TSVT) was last updated on 7/3/2025 by MarketBeat.com Staff From Our PartnersThis Signal Only Flashes Once Every 4 Years – And It Just TriggeredThis same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredTrump’s New Order Could Boost Social Security Benefits by 400%If you collect—or plan to collect—Social Security, you need to see this. 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