Pure Storage (PSTG) Short Interest Ratio & Short Volume $86.97 -1.28 (-1.45%) Closing price 03:59 PM EasternExtended Trading$86.85 -0.12 (-0.14%) As of 07:12 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Pure Storage Short Interest DataPure Storage (PSTG) has a short interest of 7.71 million shares. This marks a -22.20% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.6, indicating that it would take 2.6 days of the average trading volume of 2.91 million shares to cover all short positions.Current Short Interest7,710,000 sharesPrevious Short Interest9,910,000 sharesChange Vs. Previous Month-22.20%Dollar Volume Sold Short$670.08 millionShort Interest Ratio2.6 Days to CoverLast Record DateSeptember 15, 2025Outstanding Shares328,640,000 sharesPercentage of Shares Shorted2.35%Today's Trading Volume2,685,631 sharesAverage Trading Volume2,905,308 sharesToday's Volume Vs. Average92% Short Selling Pure Storage? Sign up to receive the latest short interest report for Pure Storage and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPSTG Short Interest Over TimePSTG Days to Cover Over TimePSTG Percentage of Float Shorted Over Time Pure Storage Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/15/20257,710,000 shares $670.08 million -22.2%N/A2.6 $86.91 8/31/20259,910,000 shares $767.86 million -8.2%3.2%3.4 $77.48 8/15/202510,790,000 shares $632.29 million -0.5%N/A4.3 $58.60 7/31/202510,840,000 shares $645.74 million -9.3%3.5%4.2 $59.57 7/15/202511,950,000 shares $651.28 million +0.7%N/A4.6 $54.50 6/30/202511,870,000 shares $685.02 million -3.0%3.8%4.2 $57.71 6/15/202512,240,000 shares $631.29 million +5.5%4.0%4.2 $51.58 5/31/202511,600,000 shares $620.72 million -4.5%3.8%4 $53.51 5/15/202512,140,000 shares $673.77 million +4.2%4.0%3.9 $55.50 4/30/202511,650,000 shares $527.98 million -3.8%N/A4 $45.32 Get the Latest News and Ratings for PSTG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Pure Storage and its competitors with MarketBeat's FREE daily newsletter. 4/15/202512,110,000 shares $508.44 million +14.9%3.9%4 $41.99 3/31/202510,540,000 shares $466.12 million +4.1%3.4%3.5 $44.22 3/15/202510,130,000 shares $516.48 million +10.6%3.3%3.6 $50.99 2/28/20259,160,000 shares $480.17 million -22.4%3.0%2.9 $52.42 2/15/202511,810,000 shares $800.52 million -4.9%3.9%4.2 $67.78 1/31/202512,420,000 shares $843.17 million -2.4%N/A4.2 $67.89 1/15/202512,730,000 shares $825.16 million +20.6%N/A4.2 $64.82 12/31/202410,560,000 shares $648.70 million +12.5%N/A3.6 $61.43 12/15/20249,390,000 shares $598.14 million +8.3%N/A3.1 $63.70 11/30/20248,670,000 shares $459.42 million -6.4%N/A2.9 $52.99 11/15/20249,260,000 shares $446.15 million +3.0%N/A3 $48.18 10/31/20248,990,000 shares $450.22 million +1.0%N/A3.1 $50.08 10/15/20248,900,000 shares $468.05 million -8.4%N/A3 $52.59 9/30/20249,720,000 shares $488.19 million -3.2%N/A3.3 $50.23 9/15/202410,040,000 shares $490.96 million +25.3%N/A3.3 $48.90 8/31/20248,010,000 shares $410.83 million -23.6%N/A2.5 $51.29 8/15/202410,480,000 shares $655.10 million +9.9%N/A3.1 $62.51 7/31/20249,540,000 shares $571.92 million +8.0%N/A2.7 $59.95 7/15/20248,830,000 shares $581.10 million +2.6%N/A2.5 $65.81 6/30/20248,610,000 shares $552.85 million -2.8%N/A2.4 $64.21 6/15/20248,860,000 shares $599.64 million +18.3%N/A2.5 $67.68 5/31/20247,490,000 shares $450.97 million -29.2%N/A2.1 $60.21 5/15/202410,580,000 shares $630.14 million +3.5%N/A3 $59.56 4/30/202410,220,000 shares $515.09 million +22.4%N/A2.8 $50.40 4/15/20248,350,000 shares $436.71 million +1.8%N/A2.3 $52.30 3/31/20248,200,000 shares $426.32 million -4.5%N/A2.1 $51.99 3/15/20248,590,000 shares $429.16 million -17.7%N/A1.7 $49.96 2/29/202410,440,000 shares $548.20 million +7.7%N/A2.1 $52.51 2/15/20249,690,000 shares $420.74 million -13.6%N/A2 $43.42 1/31/202411,210,000 shares $448.29 million -8.5%N/A2.4 $39.99 1/15/202412,250,000 shares $448.47 million +114.5%N/A2.8 $36.61 12/31/20235,710,000 shares $203.62 million +12.9%N/A1.4 $35.66 12/15/20235,060,000 shares $185.04 million -1.2%N/A1.7 $36.57 11/30/20235,120,000 shares $170.55 million +5.4%N/A1.7 $33.31 11/15/20234,860,000 shares $183.37 million -13.8%N/A1.8 $37.73 10/31/20235,640,000 shares $190.72 million +4.4%N/A2 $33.82 10/15/20235,400,000 shares $189.59 million +1.5%N/A1.8 $35.11 9/30/20235,320,000 shares $189.50 million -22.9%N/A1.6 $35.62 9/15/20236,900,000 shares $250.09 million -13.5%N/A2 $36.25 8/31/20237,980,000 shares $292.07 million +6.7%N/A2.2 $36.60 8/15/20237,480,000 shares $273.32 million +3.6%N/A1.7 $36.54 7/31/20237,220,000 shares $267.03 million -3.4%N/A1.6 $36.99 7/15/20237,470,000 shares $283.26 million -3.1%N/A1.6 $37.92 6/30/20237,710,000 shares $283.81 million -13.2%N/A1.6 $36.81 6/15/20238,880,000 shares $333.98 million -5.9%N/A1.8 $37.61 5/31/20239,440,000 shares $271.97 million +16.7%N/A1.8 $28.81 5/15/20238,090,000 shares $191.09 million -11.4%N/A1.6 $23.62 4/30/20239,130,000 shares $208.44 million -25.7%N/A1.7 $22.83 4/15/202312,280,000 shares $319.89 million -19.6%N/A2.2 $26.05 3/31/202315,270,000 shares $389.54 million -28.8%N/A2.8 $25.51 3/15/202321,460,000 shares $501.09 million -27.6%7.6%4 $23.35 2/28/202329,640,000 shares $845.93 million +14.8%10.5%6 $28.54 2/15/202325,820,000 shares $825.21 million +24.1%9.1%5.9 $31.96 1/31/202320,800,000 shares $601.95 million +2.6%7.3%4.9 $28.94 1/15/202320,270,000 shares $536.34 million +1.6%7.2%5.1 $26.46 12/30/202219,950,000 shares $533.86 million -7.6%7.1%5.3 $26.76 12/15/202221,580,000 shares $627.55 million +12.9%7.6%5.8 $29.08 11/30/202219,110,000 shares $557.82 million -21.5%6.8%5.2 $29.19 11/15/202224,350,000 shares $768.49 million +1.5%8.7%6.7 $31.56 10/31/202224,000,000 shares $740.64 million +8.9%8.6%6.9 $30.86 10/15/202222,030,000 shares $579.39 million -3.8%7.9%6.6 $26.30 9/30/202222,890,000 shares $626.50 million -0.6%8.2%7 $27.37 9/15/202223,030,000 shares $661.19 million +17.9%8.3%7.2 $28.71 8/31/202219,530,000 shares $565.78 million -2.2%7.1%6.1 $28.97 8/15/202219,960,000 shares $604.39 million +2.0%7.2%5.8 $30.28 7/31/202219,570,000 shares $554.81 million +0.5%7.1%5.3 $28.35 7/15/202219,470,000 shares $504.66 million -1.7%7.1%5.1 $25.92 6/30/202219,800,000 shares $509.06 million +8.2%7.2%5.1 $25.71 6/15/202218,300,000 shares $469.94 million +0.2%6.6%4.5 $25.68 5/31/202218,270,000 shares $433.55 million +2.7%6.6%4.4 $23.73 5/15/202217,790,000 shares $473.04 million -2.5%6.4%4.4 $26.59 4/30/202218,240,000 shares $534.43 million +16.8%6.6%5 $29.30 4/15/202215,620,000 shares $480.00 million -3.2%5.6%4 $30.73 3/31/202216,140,000 shares $569.90 million -6.2%6.0%4 $35.31 3/15/202217,210,000 shares $534.03 million +0.6%6.4%4.5 $31.03 2/28/202217,110,000 shares $443.83 million +1.0%6.3%4.5 $25.94 2/15/202216,940,000 shares $462.46 million -5.5%6.2%4.4 $27.30 1/31/202217,920,000 shares $474.70 million +6.0%6.6%4.5 $26.49 1/15/202216,900,000 shares $466.27 million +4.0%6.2%4.4 $27.59 12/31/202116,250,000 shares $528.94 million -6.0%6.0%4.6 $32.55 12/15/202117,280,000 shares $562.98 million -0.6%6.4%4.6 $32.58 11/30/202117,380,000 shares $538.26 million -18.3%6.4%4.7 $30.97 11/15/202121,270,000 shares $597.05 million +2.8%8.0%5.5 $28.07 10/29/202120,690,000 shares $555.73 million -2.5%7.8%5.7 $26.86 10/15/202121,220,000 shares $556.39 million +13.5%8.0%5.6 $26.22 9/30/202118,690,000 shares $470.24 million +8.4%7.1%4.3 $25.16 9/15/202117,250,000 shares $461.44 million +2.3%6.5%4 $26.75 8/31/202116,870,000 shares $435.75 million +27.0%6.4%3.9 $25.83 8/13/202113,280,000 shares $264.67 million +2.7%5.0%3.3 $19.93 7/30/202112,930,000 shares $252.39 million +5.7%4.9%2.9 $19.52 7/15/202112,230,000 shares $220.51 million -16.1%4.6%2.8 $18.03 6/30/202114,570,000 shares $284.55 million -3.3%5.5%3.7 $19.53 6/15/202115,070,000 shares $290.10 million +5.2%5.7%3.7 $19.25 5/28/202114,330,000 shares $272.99 million -1.7%5.4%3.4 $19.05 5/14/202114,570,000 shares $250.31 million +12.3%N/A3 $17.18 4/30/202112,980,000 shares $266.35 million +2.9%N/A2.7 $20.52 4/15/202112,620,000 shares $273.73 million -4.3%N/A2.4 $21.69 3/31/202113,180,000 shares $275.46 million -15.2%N/A2.5 $20.90 3/15/202115,540,000 shares $348.10 million -2.7%6.2%2.9 $22.40 2/26/202115,970,000 shares $378.81 million +0.1%6.3%3.1 $23.72 2/12/202115,960,000 shares $459.81 million +0.8%6.3%3.6 $28.81 1/29/202115,840,000 shares $375.09 million -12.8%6.3%3.8 $23.68 1/15/202118,170,000 shares $424.27 million -1.7%7.2%4.9 $23.35 12/31/202018,480,000 shares $423.75 million -13.3%7.4%4.9 $22.93 12/15/202021,310,000 shares $460.30 million +12.0%8.5%5.6 $21.60 11/30/202019,020,000 shares $350.54 million -5.8%7.7%5.1 $18.43 11/15/202020,190,000 shares $362.61 million +16.6%8.2%5 $17.96 10/30/202017,320,000 shares $292.71 million -5.1%7.1%4.1 $16.90 10/15/202018,250,000 shares $332.52 million -11.2%7.5%4.4 $18.22 PSTG Short Interest - Frequently Asked Questions What is Pure Storage's current short interest? Short interest is the volume of Pure Storage shares that have been sold short but have not yet been covered or closed out. As of September 15th, investors have sold 7,710,000 shares of PSTG short. Learn More on Pure Storage's current short interest. What is a good short interest ratio for Pure Storage? 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. PSTG shares currently have a short interest ratio of 3.0. Learn More on Pure Storage's short interest ratio. Which institutional investors are shorting Pure Storage? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Pure Storage: Squarepoint Ops LLC, Group One Trading LLC, Jane Street Group LLC, Squarepoint Ops LLC, Qube Research & Technologies Ltd, Walleye Capital LLC, Walleye Trading LLC, Capital Fund Management S.A., Mission Wealth Management LP, and Twin Tree Management LP. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. Is Pure Storage's short interest increasing or decreasing? Pure Storage saw a drop in short interest in the month of September. As of September 15th, there was short interest totaling 7,710,000 shares, a drop of 22.2% from the previous total of 9,910,000 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 Pure Storage's short interest compare to its competitors? Here is how the short interest of companies compare to Pure Storage: NetApp, Inc. (5.36%), Dell Technologies Inc. (1.76%), Seagate Technology Holdings PLC (7.97%), Hewlett Packard Enterprise Company (3.53%), Super Micro Computer, Inc. (15.91%), HP Inc. (3.95%), NCR Atleos Corporation (3.99%), Diebold Nixdorf, Incorporated (2.35%), NCR Voyix Corporation (14.62%), PAR Technology Corporation (14.83%), 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 Corporation ($8.81 billion), Canadian Natural Resources Limited ($5.82 billion), Reddit Inc. ($5.19 billion), Coinbase Global, Inc. ($4.52 billion), Robinhood Markets, Inc. ($4.30 billion), Charter Communications, Inc. ($3.75 billion), CoreWeave Inc. ($3.66 billion), Seagate Technology Holdings PLC ($3.57 billion), Live Nation Entertainment, Inc. ($3.33 billion), and Rocket Lab Corporation ($3.26 billion). View all of the most shorted stocks. What does it mean to sell short Pure Storage stock? Short selling PSTG is an investing strategy that aims to generate trading profit from Pure Storage as its price is falling. PSTG shares are trading down $0.23 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 Pure Storage? A short squeeze for Pure Storage 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 PSTG, which in turn drives the price of the stock up even further. How often is Pure Storage'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 PSTG, twice per month. The most recent reporting period available is September, 15 2025. 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