Phathom Pharmaceuticals (PHAT) Short Interest Ratio & Short Volume $6.96 0.00 (0.00%) As of 01/17/2025 04:00 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrends Phathom Pharmaceuticals Short Interest DataPhathom Pharmaceuticals (PHAT) has a short interest of 14.95 million shares. This marks a 5.80% increase in short interest from the previous month. The short interest ratio (days to cover) is 11.8, indicating that it would take 11.8 days of the average trading volume of 831,871 shares to cover all short positions.Current Short Interest14,950,000 sharesPrevious Short Interest14,130,000 sharesChange Vs. Previous Month+5.80%Dollar Volume Sold Short$121.39 millionShort Interest Ratio11.8 Days to CoverLast Record DateDecember 31, 2024Outstanding Shares68,380,000 sharesPercentage of Shares Shorted21.86%Today's Trading Volume754,613 sharesAverage Trading Volume831,871 sharesToday's Volume Vs. Average91% Short Selling Phathom Pharmaceuticals? Sign up to receive the latest short interest report for Phathom Pharmaceuticals and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPHAT Short Interest Over TimePHAT Days to Cover Over TimePHAT Percentage of Float Shorted Over Time Phathom Pharmaceuticals Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 12/31/202414,950,000 shares $121.39 million +5.8%N/A11.8 $8.12 12/15/202414,130,000 shares $111.49 million +0.6%N/A11 $7.89 11/30/202414,050,000 shares $124.62 million -4.2%N/A10.7 $8.87 11/15/202414,660,000 shares $128.71 million -16.0%N/A10.9 $8.78 10/31/202417,450,000 shares $299.27 million -0.6%N/A16.3 $17.15 10/15/202417,560,000 shares $274.99 million +2.0%N/A18.5 $15.66 9/30/202417,220,000 shares $311.34 million +11.0%N/A18 $18.08 9/15/202415,520,000 shares $284.02 million +1.2%N/A17.4 $18.30 8/31/202415,340,000 shares $253.42 million +7.7%N/A19.8 $16.52 8/15/202414,250,000 shares $186.75 million +3.8%N/A20.4 $13.11 Get the Latest News and Ratings for PHAT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Phathom Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 7/31/202413,730,000 shares $162.29 million +5.0%49.5%21 $11.82 7/15/202413,080,000 shares $165.72 million -2.4%47.1%20.5 $12.67 6/30/202413,400,000 shares $138.02 million +2.3%47.9%22.9 $10.30 6/15/202413,100,000 shares $148.69 million +6.2%46.8%20.7 $11.35 5/31/202412,330,000 shares $116.15 million +1.2%44.1%18.8 $9.42 5/15/202412,180,000 shares $126.79 million +3.2%43.2%16.3 $10.41 4/30/202411,800,000 shares $106.55 million -1.9%41.9%13.4 $9.03 4/15/202412,030,000 shares $120.54 million +13.0%43.5%13.7 $10.02 3/31/202410,650,000 shares $113.10 million +2.0%40.0%12 $10.62 3/15/202410,440,000 shares $88.64 million +20.4%40.1%13 $8.49 2/29/20248,670,000 shares $92.77 million -6.3%34.0%11.4 $10.70 2/15/20249,250,000 shares $63.83 million +7.2%36.3%13.2 $6.90 1/31/20248,630,000 shares $57.82 million +5.4%32.4%14.9 $6.70 1/15/20248,190,000 shares $61.92 million +15.7%30.8%14.3 $7.56 12/31/20237,080,000 shares $64.64 million +12.9%26.6%13.9 $9.13 12/15/20236,270,000 shares $54.67 million +14.0%23.6%12.9 $8.72 11/30/20235,500,000 shares $38.45 million +12.9%20.9%10.5 $6.99 11/15/20234,870,000 shares $35.75 million +18.2%18.5%10.4 $7.34 10/31/20234,120,000 shares $38.32 million +4.3%16.1%9.6 $9.30 10/15/20233,950,000 shares $39.86 million +0.8%15.4%10.9 $10.09 9/30/20233,920,000 shares $40.65 million +42.0%15.3%11.2 $10.37 9/15/20232,760,000 shares $36.16 million -0.4%10.8%8 $13.10 8/31/20232,770,000 shares $39.86 million +7.0%11.0%9.3 $14.39 8/15/20232,590,000 shares $39.98 million -18.8%10.3%7.4 $15.44 7/31/20233,190,000 shares $48.52 million -25.8%12.2%9.4 $15.21 7/15/20234,300,000 shares $60.46 million +1.7%15.9%12.9 $14.06 6/30/20234,230,000 shares $60.57 million -3.0%14.8%11.4 $14.32 6/15/20234,360,000 shares $55.02 million +4.8%15.2%10.6 $12.62 5/31/20234,160,000 shares $48.92 million -8.0%20.2%10 $11.76 5/15/20234,520,000 shares $56.91 million -7.2%24.7%10.9 $12.59Bill Gates’ is about to mint millionaires (again) with Stargate. 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I believe it’ll make Nvidia’s meteoric rise look like a backyard bottle rocket.Click here and I’ll tell you everything you need to know. 4/30/20234,870,000 shares $52.11 million +0.4%33.1%11.7 $10.70 4/15/20234,850,000 shares $48.40 million +33.6%27.5%11.5 $9.98 3/31/20233,630,000 shares $25.92 million +18.6%20.8%8.4 $7.14 3/15/20233,060,000 shares $21.42 million +2.7%17.5%7.7 $7.00 2/28/20232,980,000 shares $25.51 million +10.8%15.8%8.4 $8.56 2/15/20232,690,000 shares $25.04 million +18.5%14.3%7.8 $9.31 1/31/20232,270,000 shares $27.08 million +8.6%12.1%8.9 $11.93 1/15/20232,090,000 shares $17.28 million +10.6%11.0%9.1 $8.27 12/30/20221,890,000 shares $21.21 million +18.9%10.0%9.2 $11.22 12/15/20221,590,000 shares $16.15 million -0.6%8.4%11.7 $10.16 11/30/20221,600,000 shares $15.97 million -5.3%8.4%7.7 $9.98 11/15/20221,690,000 shares $17.46 million -8.2%8.9%8 $10.33 10/31/20221,840,000 shares $19.50 million -8.5%11.1%8.1 $10.60 10/15/20222,010,000 shares $19.58 million -54.5%12.1%6.9 $9.74 9/30/20224,420,000 shares $48.97 million -22.5%26.7%15.6 $11.08 9/15/20225,700,000 shares $56.83 million -1.0%29.7%19.3 $9.97 8/31/20225,760,000 shares $49.19 million +4.9%30.1%23 $8.54 8/15/20225,490,000 shares $63.41 million +73.2%28.7%20.6 $11.55 7/31/20223,170,000 shares $29.20 million -1.9%16.6%9.7 $9.21 7/15/20223,230,000 shares $31.10 million +0.3%16.6%11.9 $9.63 6/30/20223,220,000 shares $27.18 million -0.6%16.5%11.7 $8.44 6/15/20223,240,000 shares $21.22 million +2.5%16.6%12 $6.55 5/31/20223,160,000 shares $22.66 million +1.9%16.2%13.3 $7.17 5/15/20223,100,000 shares $24.77 million +24.0%15.9%14.7 $7.99 4/30/20222,500,000 shares $32.35 million +2.5%12.5%17.3 $12.94 4/15/20222,440,000 shares $35.97 million +17.9%19.3%19.7 $14.74 3/31/20222,070,000 shares $28.17 million +15.6%16.4%16.1 $13.61 3/15/20221,790,000 shares $20.67 million -50.6%14.2%14.3 $11.55 2/28/20223,620,000 shares $65.63 million +3.7%18.4%29.8 $18.13 2/15/20223,490,000 shares $68.75 million +2.1%17.7%26.6 $19.70 1/31/20223,420,000 shares $57.46 million -2.6%19.0%24.3 $16.80 1/15/20223,510,000 shares $53.21 million -20.4%19.5%22.7 $15.16 12/31/20214,410,000 shares $86.74 million +43.7%24.4%24 $19.67 12/15/20213,070,000 shares $58.70 million +2.7%17.0%17 $19.12 11/30/20212,990,000 shares $53.64 million -21.1%16.6%17.1 $17.94 11/15/20213,790,000 shares $81.75 million +6.8%21.0%23.1 $21.57 10/29/20213,550,000 shares $83.53 million +100.6%20.6%23.8 $23.53 10/15/20211,770,000 shares $57.54 million +17.2%10.3%15 $32.51 9/30/20211,510,000 shares $48.47 million +7.9%8.8%18.9 $32.10 9/15/20211,400,000 shares $46.44 million -12.5%8.1%14.4 $33.17 8/31/20211,600,000 shares $56.94 million +1.3%9.3%17.3 $35.59 8/13/20211,580,000 shares $50.56 million +21.5%9.2%16.5 $32.00 7/30/20211,300,000 shares $41.73 million +4.8%7.5%12.9 $32.10 7/15/20211,240,000 shares $42.45 million +0.8%7.2%11.9 $34.23 6/30/20211,230,000 shares $41.64 million +19.4%7.1%12 $33.85 6/15/20211,030,000 shares $34.43 million +3.1%6.0%11.2 $33.43 5/28/2021999,400 shares $35.33 million +2.6%5.8%10.1 $35.35 5/14/2021973,700 shares $33.10 million +39.6%6.0%9.9 $33.99 4/30/2021697,700 shares $27.78 million +15.4%4.3%7.1 $39.81 4/15/2021604,800 shares $23.19 million +6.5%3.8%6.3 $38.35Bill Gates’ is about to mint millionaires (again) with Stargate. 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I believe it’ll make Nvidia’s meteoric rise look like a backyard bottle rocket.Click here and I’ll tell you everything you need to know. 3/31/2021568,000 shares $20.62 million +3.7%3.5%5.7 $36.31 3/15/2021547,600 shares $24.75 million +31.4%3.4%4.4 $45.19 2/26/2021416,800 shares $19.19 million -11.8%2.6%2.9 $46.04 2/12/2021472,600 shares $21.03 million -1.9%3.0%3.4 $44.49 1/29/2021481,600 shares $18.84 million -15.8%3.0%3.6 $39.11 1/15/2021571,900 shares $21.88 million -29.3%3.6%4.4 $38.25 12/31/2020809,400 shares $27.26 million +21.6%5.5%6.9 $33.68 12/15/2020665,700 shares $29.60 million -12.6%4.6%6.5 $44.46 11/30/2020761,400 shares $32.84 million -5.0%5.6%13.9 $43.13 11/15/2020801,400 shares $32.50 million -4.1%6.0%16.4 $40.55 10/30/2020835,500 shares $33.08 million +0.6%6.3%17.6 $39.59 10/15/2020830,900 shares $32.45 million +1.6%6.3%18.1 $39.05 9/30/2020817,800 shares $29.99 million -2.0%6.2%16.2 $36.67 9/15/2020834,300 shares $29.62 million -4.3%6.3%14.7 $35.50 8/31/2020871,900 shares $32.05 million -5.3%6.6%11.5 $36.76 8/14/2020921,000 shares $36.52 million -13.1%7.0%10.7 $39.65 7/31/20201,060,000 shares $35.26 million -11.7%8.0%12.1 $33.26 7/15/20201,200,000 shares $36.07 million -4.0%9.1%13.9 $30.06 6/30/20201,250,000 shares $42.03 million +22.6%9.4%14.9 $33.62 6/15/20201,020,000 shares $44.00 million No Change7.7%12.7 $43.14 5/29/20201,020,000 shares $43.13 million +2.0%8.6%14.7 $42.28 5/15/20201,000,000 shares $38.55 million +1.5%8.4%15.4 $38.55 4/30/2020985,200 shares $33.34 million +0.1%8.3%15.8 $33.84 4/15/2020984,700 shares $28.97 million +19.0%8.3%15 $29.42 3/31/2020827,200 shares $28.32 million +38.2%7.0%10.5 $34.23 3/13/2020598,400 shares $18.86 million -1.6%8.0%7.8 $31.51 2/28/2020608,100 shares $15.20 million -3.6%8.2%4.9 $25.00 2/14/2020630,900 shares $24.60 million +9.2%8.5%4.9 $38.99 1/31/2020577,700 shares $20.86 million -12.4%6.4%4.4 $36.11 PHAT Short Interest - Frequently Asked Questions What is Phathom Pharmaceuticals' current short interest? Short interest is the volume of Phathom Pharmaceuticals shares that have been sold short but have not yet been closed out or covered. As of December 31st, investors have sold 14,950,000 shares of PHAT short. Learn More on Phathom Pharmaceuticals' current short interest. What is a good short interest ratio for Phathom Pharmaceuticals? 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. PHAT shares currently have a short interest ratio of 12.0. Learn More on Phathom Pharmaceuticals's short interest ratio. Is Phathom Pharmaceuticals' short interest increasing or decreasing? Phathom Pharmaceuticals saw a increase in short interest during the month of December. As of December 31st, there was short interest totaling 14,950,000 shares, an increase of 5.8% from the previous total of 14,130,000 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 Phathom Pharmaceuticals' short interest compare to its competitors? Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Phathom Pharmaceuticals: Disc Medicine, Inc. (11.32%), Belite Bio, Inc (0.26%), ImmunityBio, Inc. (7.18%), Wave Life Sciences Ltd. (5.38%), Arcutis Biotherapeutics, Inc. (17.92%), Indivior PLC (1.05%), Galapagos NV (2.51%), Akero Therapeutics, Inc. (4.74%), Dyne Therapeutics, Inc. (10.34%), Immunocore Holdings plc (13.83%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Co. ($5.83 billion), Charter Communications, Inc. ($3.77 billion), Reddit, Inc. ($2.98 billion), The Kroger Co. ($2.97 billion), International Paper ($2.64 billion), SoFi Technologies, Inc. ($1.99 billion), Rivian Automotive, Inc. ($1.93 billion), Onsemi ($1.81 billion), SoundHound AI, Inc. ($1.59 billion), and Moderna, Inc. ($1.57 billion). View all of the most shorted stocks. What does it mean to sell short Phathom Pharmaceuticals stock? Short selling PHAT is an investing strategy that aims to generate trading profit from Phathom Pharmaceuticals 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 Phathom Pharmaceuticals? A short squeeze for Phathom Pharmaceuticals 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 PHAT, which in turn drives the price of the stock up even further. How often is Phathom Pharmaceuticals' 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 PHAT, twice per month. The most recent reporting period available is December, 31 2024. More Short Interest Resources from MarketBeat Related Companies IRON Short Squeeze BLTE Short Squeeze IBRX Short Squeeze WVE Short Squeeze ARQT Short Squeeze INDV Short Squeeze GLPG Short Squeeze AKRO Short Squeeze DYN Short Squeeze IMCR 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:PHAT) was last updated on 1/19/2025 by MarketBeat.com Staff From Our PartnersCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... But I just discovered a secret backdoor to collect a secret 69...Investors Alley | SponsoredStunning Trump Exec Order LeakedThis secret document contains stunning details about Donald Trump’s very first order of business… the minute h...Banyan Hill Publishing | SponsoredTrump’s Sending THIS Crypto Higher on PurposeDiscover the coin set to explode in 2025! 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And I think it could reach $1...Weiss Ratings | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Phathom Pharmaceuticals, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Phathom Pharmaceuticals With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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