eFFECTOR Therapeutics (EFTRW) Short Interest Ratio & Short Volume Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsSEC FilingsShort InterestTrendsBuy This Stock eFFECTOR Therapeutics Short Interest DataeFFECTOR Therapeutics (EFTRW) has a short interest of 300 shares. This marks a 0.00% change in short interest from the previous month. The short interest ratio (days to cover) is 0.0, indicating that it would take 0.0 days of the average trading volume of 38,718 shares to cover all short positions.Current Short Interest300 sharesPrevious Short Interest300 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$0.00Short Interest Ratio0.0 Days to CoverLast Record DateMay 15, 2025Today's Trading Volume0 sharesAverage Trading Volume38,718 sharesToday's Volume Vs. Average0% Short Selling eFFECTOR Therapeutics? Sign up to receive the latest short interest report for eFFECTOR 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 ChartEFTRW Short Interest Over TimeEFTRW Days to Cover Over TimeEFTRW Percentage of Float Shorted Over Time eFFECTOR 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 5/15/2025300 shares $0.00 No ChangeN/A0 $0.00 4/30/2025300 shares $0.00 No ChangeN/A0 $0.00 4/15/2025300 shares $0.00 No ChangeN/A0 $0.00 3/14/2025300 shares $0.00 No ChangeN/A0.8 $0.00 2/28/2025300 shares $0.00 No ChangeN/A0 $0.00 2/14/2025300 shares $0.00 No ChangeN/A0 $0.00 1/31/2025300 shares $0.00 No ChangeN/A0 $0.00 1/15/2025300 shares $0.00 No ChangeN/A1.5 $0.00 6/30/202420,700 shares $24.84 +12.5%N/A0.5 $0.00 6/15/202418,400 shares $717.60 -0.5%N/A0.4 $0.04 Get the Latest News and Ratings for EFTRW and Related StocksEnter your email address below to receive the latest news and analysts' ratings for eFFECTOR Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 5/31/202418,500 shares $728.90 +2.8%N/A0.8 $0.04 5/15/202418,000 shares $369.00 -3.2%N/A0.6 $0.02 4/30/202418,600 shares $522.66 +73.8%N/A0.6 $0.03 4/15/202410,700 shares $373.43 +148.8%N/A0.3 $0.03 3/31/20244,300 shares $580.93 +53.6%N/A0.1 $0.14 3/15/20242,800 shares $365.60 -3.5%N/A0.1 $0.13 2/29/20242,900 shares $433.55 -31.0%N/A0.2 $0.15 2/15/20244,200 shares $449.40 +121.1%N/A0.4 $0.11 1/31/20241,900 shares $143.83 -9.5%N/A0.3 $0.08 1/15/20242,100 shares $228.90 -34.4%N/A0.5 $0.11 12/31/20233,200 shares $472.00 +220.0%N/A2.2 $0.15 12/15/20231,000 shares $123.10 -75.0%N/A0.9 $0.12 11/30/20234,000 shares $587.60 -11.1%N/A1.4 $0.15 11/15/20234,500 shares $619.65 -10.0%N/A1.6 $0.14 10/31/20235,000 shares $700.00 +51.5%N/A1.4 $0.14 10/15/20233,300 shares $462.00 -17.5%N/A0.8 $0.14 9/30/20234,000 shares $304.00 -9.1%N/A0.8 $0.08 9/15/20234,400 shares $426.80 -62.1%N/A0.9 $0.10 8/31/202311,600 shares $2,088.00 -0.9%N/A2.6 $0.18 8/15/202311,700 shares $1,755.00 -16.4%N/A1.9 $0.15 7/31/202314,000 shares $2,100.00 -14.1%N/A2.4 $0.15 7/15/202316,300 shares $2,502.05 -15.5%N/A3.1 $0.15 6/30/202319,300 shares $3,348.55 -15.0%N/A4.2 $0.17 6/15/202322,700 shares $4,540.00 -47.2%N/A4.9 $0.20 5/31/202343,000 shares $7,310.00 +13.5%N/A9.8 $0.17 5/15/202337,900 shares $6,443.00 -0.3%N/A4.9 $0.17 4/30/202338,000 shares $5,320.00 -0.3%N/A4.2 $0.14 4/15/202338,100 shares $5,600.66 -0.3%N/A4.2 $0.15 3/31/202338,200 shares $4,935.44 -3.8%N/A4 $0.13 3/15/202339,700 shares $6,153.50 +415.6%N/A4.1 $0.16Everyone’s watching Nvidia right now. Here’s why I’m excited. (Ad)So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.🎯 Click here to watch the video and get the free ticker XGPT just flagged. 2/28/20237,700 shares $843.15 -16.3%N/A0.8 $0.11 2/15/20239,200 shares $1,334.00 -51.6%N/A1.3 $0.15 1/31/202319,000 shares $2,654.30 -11.6%N/A3.1 $0.14 1/15/202321,500 shares $3,418.50 +6.4%N/A1.5 $0.16 12/30/202220,200 shares $3,306.74 -24.6%N/A1.4 $0.16 12/15/202226,800 shares $2,948.00 -23.9%N/A1.7 $0.11 11/30/202235,200 shares $4,118.40 -6.4%N/A2.1 $0.12 11/15/202237,600 shares $5,264.00 -20.3%N/A1.6 $0.14 10/31/202247,200 shares $4,720.00 -12.6%N/A1.3 $0.10 10/15/202254,000 shares $7,959.60 -3.1%N/A2 $0.15 9/30/202255,700 shares $11,329.38 -19.6%N/A2.1 $0.20 9/15/202269,300 shares $13,860.00 +919.1%N/A2.8 $0.20 8/31/20226,800 shares $884.00 -39.3%N/A0.3 $0.13 8/15/202211,200 shares $996.80 -13.9%N/A0.6 $0.09 7/31/202213,000 shares $1,690.00 -5.8%N/A2.1 $0.13 7/15/202213,800 shares $2,760.00 No ChangeN/A3.5 $0.20 EFTRW Short Interest - Frequently Asked Questions What is eFFECTOR Therapeutics' current short interest? Short interest is the volume of eFFECTOR Therapeutics shares that have been sold short but have not yet been closed out or covered. As of May 15th, traders have sold 300 shares of EFTRW short. Learn More on eFFECTOR Therapeutics' current short interest. How does eFFECTOR Therapeutics' short interest compare to its competitors? Here is how the short interest of companies in the industry of "pharmaceutical products" compare to eFFECTOR Therapeutics: eFFECTOR Therapeutics, Inc. (0.12%), Eloxx Pharmaceuticals, Inc. (0.07%), NexImmune, Inc. (0.28%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($29.20 billion), Strategy Incorporated ($10.88 billion), iShares 20+ Year Treasury Bond ETF ($10.04 billion), Capital One Financial Co. ($5.51 billion), Charter Communications, Inc. ($5.00 billion), Super Micro Computer, Inc. ($4.43 billion), Apollo Global Management, Inc. ($4.02 billion), Hims & Hers Health, Inc. ($3.65 billion), VanEck Semiconductor ETF ($3.27 billion), and Coinbase Global, Inc. ($3.10 billion). View all of the most shorted stocks. What does it mean to sell short eFFECTOR Therapeutics stock? Short selling EFTRW is an investing strategy that aims to generate trading profit from eFFECTOR Therapeutics 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 eFFECTOR Therapeutics? A short squeeze for eFFECTOR 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 EFTRW, which in turn drives the price of the stock up even further. How often is eFFECTOR 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 EFTRW, twice per month. The most recent reporting period available is May, 15 2025. More Short Interest Resources from MarketBeat Related Companies ALVOW Short Interest Data BCTXW Short Interest Data CLNNW Short Interest Data CLVRW Short Interest Data CMRAW Short Interest Data EFTR Short Interest Data ELOX Short Interest Data ENGNW Short Interest Data FBIOP Short Interest Data IMTXW 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:EFTRW) was last updated on 6/5/2025 by MarketBeat.com Staff From Our PartnersEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? 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