Adaptimmune Therapeutics (ADAP) Short Interest Ratio & Short Volume $0.28 -0.01 (-4.28%) Closing price 04:00 PM EasternExtended Trading$0.28 +0.00 (+1.09%) As of 06:18 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Adaptimmune Therapeutics Short Interest DataAdaptimmune Therapeutics (ADAP) has a short interest of 4.45 million shares. This marks a -3.05% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.7, indicating that it would take 2.7 days of the average trading volume of 1.82 million shares to cover all short positions.Current Short Interest4,450,000 sharesPrevious Short Interest4,590,000 sharesChange Vs. Previous Month-3.05%Dollar Volume Sold Short$1.23 millionShort Interest Ratio2.7 Days to CoverLast Record DateApril 30, 2025Outstanding Shares257,232,000 sharesPercentage of Shares Shorted1.73%Today's Trading Volume328,423 sharesAverage Trading Volume1,823,818 sharesToday's Volume Vs. Average18% Short Selling Adaptimmune Therapeutics? Sign up to receive the latest short interest report for Adaptimmune 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 ChartADAP Short Interest Over TimeADAP Days to Cover Over TimeADAP Percentage of Float Shorted Over Time Adaptimmune 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 4/30/20254,450,000 shares $1.23 million -3.1%N/A2.7 $0.28 4/15/20254,590,000 shares $1.15 million -15.8%2.0%2.8 $0.25 3/31/20255,450,000 shares $1.07 million -3.4%2.4%3.2 $0.20 3/15/20255,640,000 shares $2.54 million -11.3%2.5%3.3 $0.45 2/28/20256,360,000 shares $3.43 million -11.5%2.8%4 $0.54 2/15/20257,190,000 shares $4.16 million +4.5%3.2%4.3 $0.58 1/31/20256,880,000 shares $4.06 million +19.4%N/A3.4 $0.59 1/15/20255,760,000 shares $3.50 million +4.7%N/A2.7 $0.61 12/31/20245,500,000 shares $2.96 million +8.7%N/A2.6 $0.54 12/15/20245,060,000 shares $2.94 million -24.7%N/A2.8 $0.58 Get the Latest News and Ratings for ADAP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Adaptimmune Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 11/30/20246,720,000 shares $4.84 million -2.8%N/A4.1 $0.72 11/15/20246,910,000 shares $4.05 million +29.2%N/A4.7 $0.59 10/31/20245,350,000 shares $3.88 million -3.8%N/A4.5 $0.73 10/15/20245,560,000 shares $4.89 million -8.7%N/A3.5 $0.88 9/30/20246,090,000 shares $5.79 million -13.0%N/A3.6 $0.95 9/15/20247,000,000 shares $7.77 million +2.5%N/A3.9 $1.11 8/31/20246,830,000 shares $8.67 million -4.2%N/A3.7 $1.27 8/15/20247,130,000 shares $7.77 million No ChangeN/A3.3 $1.09 7/31/20247,130,000 shares $9.48 million +13.2%N/A3.5 $1.33 7/15/20246,300,000 shares $7.84 million +11.7%N/A4 $1.25 6/30/20245,640,000 shares $5.50 million +15.1%N/A3.6 $0.97 6/15/20244,900,000 shares $4.95 million +6.1%N/A3.3 $1.01 5/31/20244,620,000 shares $5.22 million +34.3%N/A2.8 $1.13 5/15/20243,440,000 shares $4.27 million -2.3%N/A2.5 $1.24 4/30/20243,520,000 shares $4.19 million +3.2%N/A2.3 $1.19 4/15/20243,410,000 shares $3.58 million +6.6%N/A1.7 $1.05 3/31/20243,200,000 shares $5.06 million +2.9%N/A1.7 $1.58 3/15/20243,110,000 shares $4.60 million +11.1%N/A1.7 $1.48 2/29/20242,800,000 shares $4.40 million -4.4%N/A1.6 $1.57 2/15/20242,930,000 shares $3.66 million -37.8%N/A2.1 $1.25 1/31/20244,710,000 shares $4.52 million -18.4%N/A3.8 $0.96 1/15/20245,770,000 shares $4.75 million +1.2%N/A9.3 $0.82 12/31/20235,700,000 shares $4.52 million -6.9%N/A9.6 $0.79 12/15/20236,120,000 shares $2.75 million -0.8%N/A12 $0.45 11/30/20236,170,000 shares $3.09 million +3.0%N/A14.4 $0.50 11/15/20235,990,000 shares $3.00 million +2.4%N/A14.3 $0.50 10/31/20235,850,000 shares $3.16 million -12.6%N/A14.2 $0.54 10/15/20236,690,000 shares $4.39 million +12.1%N/A14.7 $0.66 9/30/20235,970,000 shares $4.66 million -1.3%N/A12.2 $0.78 9/15/20236,050,000 shares $4.91 million +3.1%N/A10.3 $0.81Gold Hits New Highs as Global Markets Spiral (Ad)When Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. Now… as new tariffs take effect, gold is breaking records again. You've hopefully already seen this in action… but gold is surpassing $3,000 per ounce for the first time EVER.Go Here to Learn What's Happening and How to Prepare >> 8/31/20235,870,000 shares $4.58 million +1.9%N/A8.3 $0.78 8/15/20235,760,000 shares $4.49 million +0.4%N/A6.5 $0.78 7/31/20235,740,000 shares $5.41 million +1.4%3.9%6.5 $0.94 7/15/20235,660,000 shares $5.10 million -5.5%3.8%6.2 $0.90 6/30/20235,990,000 shares $5.54 million -19.6%4.1%6.3 $0.93 6/15/20237,450,000 shares $7.52 million -25.2%5.1%8.4 $1.01 5/31/20239,960,000 shares $10.16 million +8.7%6.8%11.6 $1.02 5/15/20239,160,000 shares $12.73 million +2.0%6.2%12.1 $1.39 4/30/20238,980,000 shares $12.75 million +19.9%6.2%12.5 $1.42 4/15/20237,490,000 shares $10.19 million +11.3%5.1%11.6 $1.36 3/31/20236,730,000 shares $7.34 million +28.7%4.6%11.9 $1.09 3/15/20235,230,000 shares $5.91 million +81.0%3.6%9.6 $1.13 2/28/20232,890,000 shares $5.12 million +1.8%2.0%6.5 $1.77 2/15/20232,840,000 shares $4.69 million +1.4%2.0%8.4 $1.65 1/31/20232,800,000 shares $5.24 million +3.3%1.9%6.4 $1.87 1/15/20232,710,000 shares $5.07 million -8.1%1.9%5.1 $1.87 12/30/20222,950,000 shares $4.31 million +7.7%2.0%5.6 $1.46 12/15/20222,740,000 shares $3.73 million -1.4%1.9%5.3 $1.36 11/30/20222,780,000 shares $6.03 million -26.1%1.9%5.3 $2.17 11/15/20223,760,000 shares $8.95 million +12.6%2.6%7.6 $2.38 10/31/20223,340,000 shares $4.74 million -10.0%2.3%7.9 $1.42 10/15/20223,710,000 shares $4.19 million -6.6%2.6%9.3 $1.13 9/30/20223,970,000 shares $4.27 million +7.0%2.8%13.5 $1.08 9/15/20223,710,000 shares $6.01 million +0.3%2.6%12.3 $1.62 8/31/20223,700,000 shares $7.33 million +1.7%2.6%11.6 $1.98 8/15/20223,640,000 shares $8.77 million -2.2%2.5%10.6 $2.41 7/31/20223,720,000 shares $6.88 million -7.9%2.6%9.7 $1.85 7/15/20224,040,000 shares $6.91 million +3.3%2.8%8.4 $1.71 6/30/20223,910,000 shares $6.65 million -4.6%2.7%6.9 $1.70 6/15/20224,100,000 shares $6.60 million -4.7%2.9%7.2 $1.61 5/31/20224,300,000 shares $6.19 million +0.5%3.1%6 $1.44 5/15/20224,280,000 shares $6.03 million -5.5%3.1%4.4 $1.41 4/30/20224,530,000 shares $7.79 million -2.2%3.3%4.5 $1.72 4/15/20224,630,000 shares $8.84 million -0.4%3.4%4.9 $1.91 3/31/20224,650,000 shares $9.58 million -10.2%3.4%4.8 $2.06 3/15/20225,180,000 shares $8.96 million -3.2%3.8%5.1 $1.73 2/28/20225,350,000 shares $13.91 million -2.4%3.9%5.4 $2.60 2/15/20225,480,000 shares $17.37 million +3.0%4.0%7.1 $3.17 1/31/20225,320,000 shares $15.53 million +4.1%3.9%6 $2.92 1/15/20225,110,000 shares $16.86 million +5.6%3.7%5.9 $3.30 12/31/20214,840,000 shares $18.15 million +29.4%3.5%5.8 $3.75 12/15/20213,740,000 shares $13.76 million +10.7%2.7%4.4 $3.68 11/30/20213,380,000 shares $14.03 million +8.3%2.5%3 $4.15 11/15/20213,120,000 shares $13.57 million +5.8%2.3%1.6 $4.35 10/29/20212,950,000 shares $14.96 million -3.9%2.2%1.5 $5.07 10/15/20213,070,000 shares $16.36 million -8.4%2.2%1.6 $5.33 9/30/20213,350,000 shares $17.32 million -44.9%2.4%1.8 $5.17 9/15/20216,080,000 shares $32.83 million +47.9%4.4%3.3 $5.40 8/31/20214,110,000 shares $21.25 million +41.2%3.0%2.5 $5.17 8/13/20212,910,000 shares $11.61 million +8.2%2.1%4 $3.99Gold Hits New Highs as Global Markets Spiral (Ad)When Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. Now… as new tariffs take effect, gold is breaking records again. You've hopefully already seen this in action… but gold is surpassing $3,000 per ounce for the first time EVER.Go Here to Learn What's Happening and How to Prepare >> 7/30/20212,690,000 shares $9.60 million -5.6%2.0%3.3 $3.57 7/15/20212,850,000 shares $10.66 million -5.0%2.1%3.3 $3.74 6/30/20213,000,000 shares $12.78 million -21.7%2.2%3.5 $4.26 6/15/20213,830,000 shares $15.86 million -2.5%2.8%4.2 $4.14 5/28/20213,930,000 shares $19.77 million -1.8%2.9%4.7 $5.03 5/14/20214,000,000 shares $18.24 million -0.7%N/A4.8 $4.56 4/30/20214,030,000 shares $23.29 million +5.0%N/A4.6 $5.78 4/15/20213,840,000 shares $19.35 million +27.2%N/A4.4 $5.04 3/31/20213,020,000 shares $15.25 million +64.1%N/A3.1 $5.05 3/15/20211,840,000 shares $10.08 million -0.5%N/A1.5 $5.48 2/26/20211,850,000 shares $10.99 million +22.5%N/A1.3 $5.94 2/12/20211,510,000 shares $10.01 million +4.9%N/A1 $6.63 1/29/20211,440,000 shares $7.89 million +8.3%N/A0.9 $5.48 1/15/20211,330,000 shares $8.11 million -64.1%N/A0.8 $6.10 12/31/20203,700,000 shares $20.02 million +31.2%N/A2 $5.41 12/15/20202,820,000 shares $11.56 million No ChangeN/A1.7 $4.10 11/30/20202,820,000 shares $13.85 million -5.1%N/A2.1 $4.91 11/15/20202,970,000 shares $14.82 million -35.0%N/A2.5 $4.99 10/30/20204,570,000 shares $20.70 million -29.0%N/A4.1 $4.53 10/15/20206,440,000 shares $51.20 million +21.1%N/A7 $7.95 9/30/20205,320,000 shares $42.45 million +8.6%N/A7.5 $7.98 9/15/20204,900,000 shares $49.39 million +50.8%N/A6.3 $10.08 8/31/20203,250,000 shares $28.28 million -18.8%N/A4.1 $8.70 8/14/20204,000,000 shares $32.04 million +2.8%N/A1.3 $8.01 7/31/20203,890,000 shares $36.37 million +3.5%N/A1.2 $9.35 7/15/20203,760,000 shares $31.96 million +1.1%N/A1.2 $8.50 6/30/20203,720,000 shares $34.56 million -5.6%N/A1.2 $9.29 6/15/20203,940,000 shares $41.09 million +605.1%N/A1.3 $10.43 5/29/2020558,800 shares $6.19 million +39.4%N/A0.2 $11.07 ADAP Short Interest - Frequently Asked Questions What is Adaptimmune Therapeutics' current short interest? Short interest is the volume of Adaptimmune Therapeutics shares that have been sold short but have not yet been covered or closed out. As of April 30th, investors have sold 4,450,000 shares of ADAP short. Learn More on Adaptimmune Therapeutics' current short interest. What is a good short interest ratio for Adaptimmune 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. ADAP shares currently have a short interest ratio of 3.0. Learn More on Adaptimmune Therapeutics's short interest ratio. Is Adaptimmune Therapeutics' short interest increasing or decreasing? Adaptimmune Therapeutics saw a decline in short interest in the month of April. As of April 30th, there was short interest totaling 4,450,000 shares, a decline of 3.1% from the previous total of 4,590,000 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. How does Adaptimmune Therapeutics' short interest compare to its competitors? Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Adaptimmune Therapeutics: Atyr PHARMA INC (13.57%), Atai Life Sciences (8.95%), Aurora Cannabis Inc. (9.46%), Aquestive Therapeutics, Inc. (9.47%), Compass Therapeutics, Inc. (8.69%), DBV Technologies S.A. (0.59%), Corvus Pharmaceuticals, Inc. (8.46%), Immutep Limited (2.78%), Cartesian Therapeutics, Inc. (30.19%), Aura Biosciences, Inc. (4.83%), 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 S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($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 Adaptimmune Therapeutics stock? Short selling ADAP is an investing strategy that aims to generate trading profit from Adaptimmune Therapeutics as its price is falling. ADAP shares are trading down $0.01 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 Adaptimmune Therapeutics? A short squeeze for Adaptimmune Therapeutics 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 ADAP, which in turn drives the price of the stock up even further. How often is Adaptimmune 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 ADAP, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies ATYR Short Interest Data ATAI Short Interest Data ACB Short Interest Data AQST Short Interest Data CMPX Short Interest Data DBVT Short Interest Data CRVS Short Interest Data IMMP Short Interest Data RNAC Short Interest Data AURA 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:ADAP) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket 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 | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. 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