This company has been marked as potentially delisted and may not be actively trading. aTyr Pharma (LIFE) Short Interest Ratio & Short Volume Add Compare Share Share Short Interest Stock AnalysisBuy This Stock aTyr Pharma Short Interest DataaTyr Pharma (LIFE) has a short interest of 343,400 shares. This marks a -46.02% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.6, indicating that it would take 0.6 days of the average trading volume of 514,103 shares to cover all short positions.Current Short Interest343,400 sharesPrevious Short Interest636,200 sharesChange Vs. Previous Month-46.02%Dollar Volume Sold Short$657.61 thousandShort Interest Ratio0.6 Days to CoverLast Record DateMay 15, 2024Outstanding Shares69,010,000 sharesPercentage of Shares Shorted0.50%Today's Trading Volume269,400 sharesAverage Trading Volume514,103 sharesToday's Volume Vs. Average52% Short Selling aTyr Pharma? 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartLIFE Short Interest Over TimeLIFE Days to Cover Over TimeLIFE Percentage of Float Shorted Over Time aTyr Pharma Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/15/2024343,400 shares $657.61 thousand -46.0%N/A0.6 $1.92 4/30/2024636,200 shares $998.83 thousand +66.1%N/A1.1 $1.57 4/15/2024383,100 shares $651.27 thousand -12.3%N/A0.7 $1.70 3/31/2024436,900 shares $851.96 thousand +51.0%N/A0.8 $1.95 3/15/2024289,300 shares $575.71 thousand +167.4%N/A0.6 $1.99 2/29/2024108,200 shares $207.74 thousand -20.0%N/A0.2 $1.92 2/15/2024135,300 shares $260.45 thousand +36.1%N/A0.3 $1.93 1/31/202499,400 shares $158.54 thousand -44.0%N/A0.2 $1.60 1/15/2024177,500 shares $273.35 thousand -16.3%N/A0.5 $1.54 12/31/2023212,100 shares $299.06 thousand +9.6%N/A0.7 $1.41 Get the Latest News and Ratings for LIFE and Related StocksEnter your email address below to receive the latest news and analysts' ratings for aTyr Pharma and its competitors with MarketBeat's FREE daily newsletter. 12/15/2023193,500 shares $236.07 thousand -2.0%N/A0.7 $1.22 11/30/2023197,400 shares $256.62 thousand +6.9%N/A1.3 $1.30 11/15/2023184,700 shares $206.86 thousand -20.2%N/A1.1 $1.12 10/31/2023231,400 shares $289.25 thousand +5.5%N/A1.3 $1.25 10/15/2023219,400 shares $304.97 thousand -7.7%N/A1.1 $1.39 9/30/2023237,800 shares $375.72 thousand -42.3%N/A1.1 $1.58 9/15/2023411,800 shares $695.94 thousand -5.9%N/A1.6 $1.69 8/31/2023437,400 shares $743.58 thousand +5.7%N/A1.5 $1.70 8/15/2023414,000 shares $811.44 thousand -0.2%N/A1.2 $1.96 7/31/2023415,000 shares $813.40 thousand -12.0%N/A0.9 $1.96 7/15/2023471,600 shares $919.62 thousand -4.0%N/A0.7 $1.95 6/30/2023491,100 shares $1.06 million +6.9%N/A0.7 $2.16 6/15/2023459,600 shares $1.02 million +7.4%N/A0.7 $2.21 5/31/2023427,800 shares $971.11 thousand +4.2%N/A0.7 $2.27 5/15/2023410,600 shares $1.06 million +37.2%N/A0.7 $2.57 4/30/2023299,200 shares $583.44 thousand -25.1%N/A0.5 $1.95 4/15/2023399,500 shares $763.05 thousand -2.1%N/A0.9 $1.91 3/31/2023408,200 shares $857.22 thousand +69.5%N/A1.3 $2.10 3/15/2023240,900 shares $474.57 thousand -6.8%N/A1 $1.97 2/28/2023258,500 shares $545.44 thousand -38.5%N/A1.1 $2.11 2/15/2023420,400 shares $916.47 thousand +79.1%N/A2 $2.18 1/31/2023234,800 shares $540.04 thousand -2.9%N/A1.5 $2.30 1/15/2023241,900 shares $561.21 thousand -16.6%N/A2.2 $2.32 12/30/2022290,200 shares $635.54 thousand -3.5%N/A2.7 $2.19 12/15/2022300,700 shares $652.52 thousand -7.3%N/A3.1 $2.17 11/30/2022324,500 shares $700.92 thousand +7.1%N/A3.5 $2.16 11/15/2022303,000 shares $748.41 thousand -33.4%N/A3.6 $2.47 10/31/2022454,600 shares $1.12 million +7.1%N/A3.9 $2.47 10/15/2022424,500 shares $1.07 million -7.1%N/A3.5 $2.53 9/30/2022456,900 shares $1.37 million +15.8%N/A3.4 $3.00Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo 9/15/2022394,600 shares $1.35 million +15.5%N/A3 $3.42 8/31/2022341,600 shares $1.17 million +5.4%N/A2.6 $3.42 8/15/2022324,000 shares $1.18 million +10.5%N/A2.5 $3.64 7/31/2022293,100 shares $1.03 million -10.4%N/A2.9 $3.51 7/15/2022327,100 shares $964.95 thousand -15.5%N/A3.3 $2.95 6/30/2022386,900 shares $1.09 million +13.2%N/A4.1 $2.83 6/15/2022341,800 shares $919.44 thousand +0.9%N/A3.3 $2.69 5/31/2022338,900 shares $952.31 thousand -15.2%N/A2.9 $2.81 5/15/2022399,500 shares $1.22 million -3.3%N/A3.3 $3.06 4/30/2022412,900 shares $1.72 million -0.8%N/A3.5 $4.16 4/15/2022416,400 shares $2.06 million -8.9%N/A3.3 $4.95 3/31/2022457,200 shares $2.45 million -9.6%N/A3.6 $5.35 3/15/2022505,800 shares $2.40 million -9.3%N/A3.3 $4.75 2/28/2022557,600 shares $2.77 million -7.8%N/A3.6 $4.96 2/15/2022604,900 shares $3.18 million -0.6%N/A3.5 $5.26 1/31/2022608,400 shares $3.46 million -3.6%N/A3 $5.69 1/15/2022630,900 shares $4.23 million -7.6%N/A2.9 $6.70 12/31/2021682,800 shares $5.10 million -9.2%N/A2.5 $7.47 12/15/2021752,200 shares $6.06 million +6.9%N/A1.8 $8.06 11/30/2021703,900 shares $5.87 million +0.6%N/A0.1 $8.34 11/15/2021699,800 shares $6.03 million -11.8%N/A0.1 $8.61 10/29/2021793,800 shares $6.82 million -34.4%N/A0.1 $8.59 10/15/20211,210,000 shares $10.54 million -22.4%N/A0.2 $8.71 9/30/20211,560,000 shares $14.16 million -42.4%N/A0.3 $9.08 9/15/20212,710,000 shares $23.09 million +553.3%N/A0.5 $8.52 8/31/2021414,800 shares $2.29 million -24.1%2.9%2.2 $5.51 8/13/2021546,500 shares $2.64 million -7.2%3.8%2.5 $4.83 7/30/2021589,000 shares $2.74 million -5.0%4.3%2.4 $4.66 7/15/2021620,000 shares $2.76 million +8.8%4.5%2.4 $4.45 6/30/2021569,900 shares $2.78 million +2.3%4.1%2 $4.88 6/15/2021557,000 shares $2.65 million -20.7%4.0%1.4 $4.76 5/28/2021702,700 shares $3.19 million -6.9%5.1%0.8 $4.54 5/14/2021754,800 shares $2.73 million -0.5%N/A0.8 $3.62 4/30/2021758,600 shares $3.13 million -14.2%N/A0.6 $4.12 4/15/2021884,500 shares $3.52 million +30.6%N/A0.6 $3.98 3/31/2021677,300 shares $2.97 million +100.8%N/A0.5 $4.39 3/15/2021337,300 shares $1.66 million +13.3%N/A0.2 $4.92 2/26/2021297,600 shares $1.36 million +86.2%N/A0.2 $4.56 2/12/2021159,800 shares $1.00 million +264.0%N/A0.1 $6.27 1/29/202143,900 shares $154.97 thousand -30.7%N/A0 $3.53 1/15/202163,300 shares $259.53 thousand -6.6%N/A0.1 $4.10 12/31/202067,800 shares $267.13 thousand -35.7%N/A0.1 $3.94 12/15/2020105,500 shares $491.63 thousand +157.3%N/A0.2 $4.66 11/30/202041,000 shares $145.55 thousand -40.6%N/A0.5 $3.55 11/15/202069,000 shares $233.22 thousand +9.2%N/A0.8 $3.38 10/30/202063,200 shares $206.66 thousand -11.2%N/A0.7 $3.27 10/15/202071,200 shares $249.20 thousand +42.4%N/A0.8 $3.50 9/30/202050,000 shares $161.50 thousand -19.4%N/A0.5 $3.23 9/15/202062,000 shares $254.82 thousand +4.2%N/A0.6 $4.11 8/31/202059,500 shares $223.72 thousand +2.1%N/A0.5 $3.76Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo LIFE Short Interest - Frequently Asked Questions What is aTyr Pharma's current short interest? Short interest is the volume of aTyr Pharma shares that have been sold short but have not yet been closed out or covered. As of May 15th, traders have sold 343,400 shares of LIFE short. Learn More on aTyr Pharma's current short interest. What is a good short interest ratio for aTyr Pharma? 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. LIFE shares currently have a short interest ratio of 1.0. Learn More on aTyr Pharma's short interest ratio. Is aTyr Pharma's short interest increasing or decreasing? aTyr Pharma saw a decrease in short interest in the month of May. As of May 15th, there was short interest totaling 343,400 shares, a decrease of 46.0% from the previous total of 636,200 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 aTyr Pharma's short interest compare to its competitors? Here is how the short interest of companies compare to aTyr Pharma: Pacific Biosciences of California, Inc. (14.30%), Harvard Bioscience, Inc. (3.54%), Thermo Fisher Scientific Inc. (0.98%), Agilent Technologies, Inc. (1.08%), Mettler-Toledo International, Inc. (3.33%), Waters Corporation (4.01%), Illumina, Inc. (5.16%), Bio-Techne Corp (4.21%), Bio-Rad Laboratories, Inc. (5.01%), Charles River Laboratories International, Inc. (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: T-Mobile US, Inc. ($3.81 billion), Charter Communications, Inc. ($3.30 billion), Occidental Petroleum Corporation ($3.10 billion), General Motors Company ($2.84 billion), Moderna, Inc. ($2.77 billion), AppLovin Corporation ($2.22 billion), Royal Caribbean Cruises Ltd. ($2.22 billion), Coinbase Global, Inc. ($2.16 billion), Tractor Supply Company ($2.12 billion), and Williams-Sonoma, Inc. ($2.12 billion). View all of the most shorted stocks. What does it mean to sell short aTyr Pharma stock? Short selling LIFE is an investing strategy that aims to generate trading profit from aTyr Pharma 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 aTyr Pharma? A short squeeze for aTyr Pharma 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 LIFE, which in turn drives the price of the stock up even further. How often is aTyr Pharma'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 LIFE, twice per month. The most recent reporting period available is May, 15 2024. More Short Interest Resources from MarketBeat Related Companies Pacific Biosciences of California Short Squeeze Harvard Bioscience Short Squeeze Thermo Fisher Scientific Short Squeeze Agilent Technologies Short Squeeze Mettler-Toledo International Short Squeeze Waters Short Squeeze Illumina Short Squeeze Bio-Techne Short Squeeze Bio-Rad Laboratories Short Squeeze Charles River Laboratories International Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:LIFE) was last updated on 8/27/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. 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