Phillips 66 (PSX) Short Interest Ratio & Short Volume $113.13 +0.15 (+0.13%) Closing price 05/23/2025 03:59 PM EasternExtended Trading$112.86 -0.27 (-0.24%) As of 05/23/2025 07:24 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Phillips 66 Short Interest DataPhillips 66 (PSX) has a short interest of 13.71 million shares, representing 3.37% of the float (the number of shares available for trading by the public). This marks a 3.24% increase in short interest from the previous month. The short interest ratio (days to cover) is 3.8, indicating that it would take 3.8 days of the average trading volume of 3.00 million shares to cover all short positions.Current Short Interest13,710,000 sharesPrevious Short Interest13,280,000 sharesChange Vs. Previous Month+3.24%Dollar Volume Sold Short$1.43 billionShort Interest Ratio3.8 Days to CoverLast Record DateApril 30, 2025Outstanding Shares407,437,000 sharesFloat Size406,270,000 sharesShort Percent of Float3.37%Today's Trading Volume2,248,680 sharesAverage Trading Volume2,996,355 sharesToday's Volume Vs. Average75% Short Selling Phillips 66? Sign up to receive the latest short interest report for Phillips 66 and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPSX Short Interest Over TimePSX Days to Cover Over TimePSX Percentage of Float Shorted Over Time Phillips 66 Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202513,710,000 shares $1.43 billion +3.2%3.4%3.8 $104.15 4/15/202513,280,000 shares $1.28 billion +104.0%3.3%3.5 $96.20 3/31/20256,510,000 shares $805.43 million -16.5%1.6%1.7 $123.72 3/15/20257,800,000 shares $989.35 million +7.1%1.9%2.1 $126.84 2/28/20257,280,000 shares $945.02 million +2.5%1.8%2.1 $129.81 2/15/20257,100,000 shares $910.47 million +7.3%1.8%2.1 $128.24 1/31/20256,620,000 shares $776.12 million -2.2%1.6%2.2 $117.24 1/15/20256,770,000 shares $805.90 million +6.3%1.6%2.4 $119.04 12/31/20246,370,000 shares $725.73 million -14.0%1.6%2.4 $113.93 12/15/20247,410,000 shares $909.36 million +3.1%1.8%2.8 $122.72 Get the Latest News and Ratings for PSX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Phillips 66 and its competitors with MarketBeat's FREE daily newsletter. 11/30/20247,190,000 shares $963.32 million +0.4%1.8%2.7 $133.98 11/15/20247,160,000 shares $937.32 million +18.2%1.7%2.6 $130.91 10/31/20246,060,000 shares $738.23 million -8.5%1.5%2.3 $121.82 10/15/20246,620,000 shares $869.87 million +1.4%1.6%2.5 $131.40 9/30/20246,530,000 shares $858.37 million -13.7%1.6%2.4 $131.45 9/15/20247,570,000 shares $959.12 million +6.0%1.8%2.9 $126.70 8/31/20247,140,000 shares $1.00 billion -4.9%1.7%2.9 $140.31 8/15/20247,510,000 shares $1.04 billion -7.5%1.8%3.2 $138.71 7/31/20248,120,000 shares $1.18 billion -7.6%1.9%3.5 $145.48 7/15/20248,790,000 shares $1.23 billion -2.3%2.1%3.8 $140.13 6/30/20249,000,000 shares $1.27 billion +1.8%2.1%3.8 $141.17 6/15/20248,840,000 shares $1.21 billion +3.9%2.1%3.8 $136.76 5/31/20248,510,000 shares $1.21 billion -0.2%2.0%3.4 $142.11 5/15/20248,530,000 shares $1.25 billion +6.8%2.0%3.3 $146.21 4/30/20247,990,000 shares $1.14 billion -0.9%1.9%2.8 $143.09 4/15/20248,060,000 shares $1.30 billion +0.3%1.9%2.7 $160.82 3/31/20248,040,000 shares $1.31 billion -7.7%1.9%2.6 $163.34 3/15/20248,710,000 shares $1.39 billion +8.6%2.0%2.8 $159.07 2/29/20248,020,000 shares $1.14 billion -13.8%1.9%2.6 $142.51 2/15/20249,300,000 shares $1.36 billion -0.8%2.2%2.8 $146.38 1/31/20249,370,000 shares $1.35 billion +5.9%N/A2.9 $144.31 1/15/20248,850,000 shares $1.18 billion -7.5%N/A2.8 $132.87 12/31/20239,570,000 shares $1.27 billion -6.7%N/A3.1 $133.14 12/15/202310,260,000 shares $1.33 billion +11.4%N/A3.3 $129.85 11/30/20239,210,000 shares $1.19 billion +17.8%N/A2.9 $128.87 11/15/20237,820,000 shares $902.74 million +3.4%N/A2.8 $115.44 10/31/20237,560,000 shares $862.37 million -1.6%N/A2.5 $114.07 10/15/20237,680,000 shares $849.41 million -10.8%N/A2.6 $110.60 9/30/20238,610,000 shares $1.03 billion -13.5%N/A2.8 $120.15 9/15/20239,950,000 shares $1.20 billion +3.7%N/A3.2 $121.03Buffett’s $325 Billion Cash Problem — Solved by Gold? 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Discover how you could front-run Buffett’s gold move with Garrett’s Top Four picks. 8/31/20239,600,000 shares $1.10 billion +1.6%N/A3.1 $114.16 8/15/20239,450,000 shares $1.07 billion -3.9%N/A3 $113.43 7/31/20239,830,000 shares $1.10 billion -11.7%N/A3.1 $111.55 7/15/202311,130,000 shares $1.12 billion +23.8%N/A3.4 $100.46 6/30/20238,990,000 shares $857.56 million -5.9%N/A2.7 $95.39 6/15/20239,550,000 shares $926.83 million +0.2%N/A2.8 $97.05 5/31/20239,530,000 shares $873.04 million -0.8%N/A2.5 $91.61 5/15/20239,610,000 shares $905.45 million -4.1%N/A2.6 $94.22 4/30/202310,020,000 shares $991.98 million +5.3%N/A2.7 $99.00 4/15/20239,520,000 shares $1.01 billion +1.9%N/A2.6 $106.26 3/31/20239,340,000 shares $946.89 million -15.5%N/A2.5 $101.38 3/15/202311,050,000 shares $1.03 billion +11.3%N/A3.1 $93.65 2/28/20239,930,000 shares $1.02 billion +4.5%N/A3.2 $102.56 2/15/20239,500,000 shares $1.01 billion -0.8%N/A3.1 $106.65 1/31/20239,580,000 shares $960.59 million -2.0%N/A3 $100.27 1/15/20239,780,000 shares $1.01 billion -3.2%N/A3.1 $103.03 12/30/202210,100,000 shares $1.05 billion -4.0%N/A3.1 $104.08 12/15/202210,520,000 shares $1.07 billion -15.9%N/A3.1 $101.47 11/30/202212,510,000 shares $1.36 billion +15.9%N/A3.5 $108.44 11/15/202210,790,000 shares $1.20 billion -14.6%N/A3.1 $111.11 10/31/202212,630,000 shares $1.32 billion -1.4%N/A3.7 $104.29 10/15/202212,810,000 shares $1.21 billion +0.1%N/A3.9 $94.10 9/30/202212,800,000 shares $1.03 billion +22.4%N/A3.9 $80.72 9/15/202210,460,000 shares $856.36 million -1.2%N/A3.2 $81.87 8/31/202210,590,000 shares $947.38 million -1.7%N/A3 $89.46 8/15/202210,770,000 shares $960.25 million -1.0%N/A2.9 $89.16 7/31/202210,880,000 shares $968.32 million +0.6%N/A2.8 $89.00 7/15/202210,820,000 shares $883.34 million +3.8%N/A2.6 $81.64 6/30/202210,420,000 shares $854.34 million +4.0%N/A2.4 $81.99 6/15/202210,020,000 shares $1.03 billion -3.1%N/A2.3 $102.38 5/31/202210,340,000 shares $1.04 billion +0.5%N/A2.3 $100.81 5/15/202210,290,000 shares $973.43 million +0.8%N/A2.2 $94.60 4/30/202210,210,000 shares $885.82 million -2.9%N/A2.2 $86.76 4/15/202210,510,000 shares $870.75 million +7.8%N/A2.3 $82.85 3/31/20229,750,000 shares $842.30 million +11.8%N/A2.2 $86.39 3/15/20228,720,000 shares $656.96 million -24.2%N/A2 $75.34 2/28/202211,510,000 shares $969.60 million -1.4%2.6%2.9 $84.24 2/15/202211,670,000 shares $1.03 billion +1.3%2.7%3.3 $88.42 1/31/202211,520,000 shares $976.78 million -2.0%2.6%3.3 $84.79 1/15/202211,750,000 shares $1.04 billion +17.6%2.7%3.4 $88.58 12/31/20219,990,000 shares $723.88 million +2.2%2.3%3.1 $72.46 12/15/20219,780,000 shares $689.69 million +5.4%2.2%2.9 $70.52 11/30/20219,280,000 shares $641.90 million -3.1%2.1%2.8 $69.17 11/15/20219,580,000 shares $755.96 million +7.4%2.2%3.1 $78.91 10/29/20218,920,000 shares $667.04 million +15.5%2.0%2.8 $74.78 10/15/20217,720,000 shares $627.02 million -6.2%1.8%2.6 $81.22 9/30/20218,230,000 shares $576.35 million +8.6%1.9%2.6 $70.03 9/15/20217,580,000 shares $500.51 million -0.9%1.7%2.4 $66.03 8/31/20217,650,000 shares $543.84 million -11.7%1.8%2.5 $71.09 8/13/20218,660,000 shares $639.89 million +4.5%2.0%2.8 $73.89Trump Predicts Dollar Downfall (Ad)READ THIS VERY CAREFULLY: If you have $100,000 or more saved for retirement, this may make you VERY angry... 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Why Would He Say This?Claim your free, no-strings-attached 2025 Ultimate Guide to Gold IRAs right now. 7/30/20218,290,000 shares $608.73 million -3.6%1.9%2.7 $73.43 7/15/20218,600,000 shares $663.66 million -7.6%2.0%2.8 $77.17 6/30/20219,310,000 shares $798.98 million +2.5%2.1%3.3 $85.82 6/15/20219,080,000 shares $836.27 million -2.6%2.1%3.4 $92.10 5/28/20219,320,000 shares $784.93 million -3.5%2.1%3.6 $84.22 5/14/20219,660,000 shares $814.82 million +1.2%2.2%3.7 $84.35 4/30/20219,550,000 shares $774.70 million +10.4%2.2%3.6 $81.12 4/15/20218,650,000 shares $686.72 million -4.7%2.0%3.2 $79.39 3/31/20219,080,000 shares $747.37 million -14.6%2.1%3.2 $82.31 3/15/202110,630,000 shares $942.46 million -8.0%2.4%3.5 $88.66 2/26/202111,560,000 shares $978.44 million -1.5%2.7%3.8 $84.64 2/12/202111,730,000 shares $906.03 million -3.5%2.7%3.7 $77.24 1/29/202112,160,000 shares $868.83 million +4.5%2.8%3.4 $71.45 1/15/202111,640,000 shares $862.99 million +10.5%2.7%3.2 $74.14 12/31/202010,530,000 shares $743.42 million +9.4%2.4%2.8 $70.60 12/15/20209,630,000 shares $647.04 million +2.0%2.2%2.6 $67.19 11/30/20209,440,000 shares $615.77 million +15.3%2.2%2.5 $65.23 11/15/20208,190,000 shares $481.24 million -0.6%1.9%2.2 $58.76 10/30/20208,240,000 shares $378.88 million -5.3%1.9%2.3 $45.98 10/15/20208,700,000 shares $453.10 million -4.9%2.0%2.6 $52.08 9/30/20209,150,000 shares $474.34 million +19.0%2.1%2.8 $51.84 9/15/20207,690,000 shares $446.40 million +27.1%1.8%2.3 $58.05 8/31/20206,050,000 shares $353.74 million +4.1%1.4%1.8 $58.47 8/14/20205,810,000 shares $369.86 million -1.7%1.3%1.8 $63.66 7/31/20205,910,000 shares $366.54 million +5.5%1.4%1.8 $62.02 7/15/20205,600,000 shares $346.98 million +20.7%1.3%1.6 $61.96 6/30/20204,640,000 shares $333.62 million -20.7%1.1%1.2 $71.90 6/15/20205,850,000 shares $442.26 million -6.6%1.3%1.4 $75.60 5/29/20206,260,000 shares $489.91 million -17.0%1.4%1.3 $78.26 PSX Short Interest - Frequently Asked Questions What is Phillips 66's current short interest? Short interest is the volume of Phillips 66 shares that have been sold short but have not yet been closed out or covered. As of April 30th, traders have sold 13,710,000 shares of PSX short. 3.37% of Phillips 66's shares are currently sold short. Learn More on Phillips 66's current short interest. What is a good short interest ratio for Phillips 66? 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. PSX shares currently have a short interest ratio of 4.0. Learn More on Phillips 66's short interest ratio. Which institutional investors are shorting Phillips 66? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Phillips 66: Jane Street Group LLC, Yaupon Capital Management LP, Parallax Volatility Advisers L.P., Millennium Management LLC, Cubist Systematic Strategies LLC, Nomura Holdings Inc., BNP Paribas Financial Markets, Eisler Capital Management Ltd., PEAK6 LLC, Westchester Capital Management LLC, Jane Street Group LLC, Walleye Trading LLC, Walleye Capital LLC, Capital Fund Management S.A., Garda Capital Partners LP, Maven Securities LTD, Simplex Trading LLC, Citigroup Inc., Allianz Asset Management GmbH, Portman Square Capital LLP, SteelPeak Wealth LLC, Caas Capital Management LP, and SG Americas Securities LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Phillips 66? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 3.37% of Phillips 66's floating shares are currently sold short. Is Phillips 66's short interest increasing or decreasing? Phillips 66 saw a increase in short interest in the month of April. As of April 30th, there was short interest totaling 13,710,000 shares, an increase of 3.2% from the previous total of 13,280,000 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. What is Phillips 66's float size? Phillips 66 currently has issued a total of 407,437,000 shares. Some of Phillips 66's outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Phillips 66 currently has a public float of 406,270,000 shares. How does Phillips 66's short interest compare to its competitors? 3.37% of Phillips 66's shares are currently sold short. Here is how the short interest of companies compare to Phillips 66: Marathon Petroleum Co. (2.76%), Valero Energy Co. (3.94%), PBF Energy Inc. (25.84%), CVR Energy, Inc. (13.22%), Delek US Holdings, Inc. (16.85%), REX American Resources Co. (3.63%), Clean Energy Fuels Corp. (7.08%), Green Plains Inc. (12.68%), Gevo, Inc. (13.02%), ConocoPhillips (1.61%), 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 Phillips 66 stock? Short selling PSX is an investing strategy that aims to generate trading profit from Phillips 66 as its price is falling. PSX shares are trading up $0.15 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 Phillips 66? A short squeeze for Phillips 66 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 PSX, which in turn drives the price of the stock up even further. How often is Phillips 66'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 PSX, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies MPC Short Interest Data VLO Short Interest Data PBF Short Interest Data CVI Short Interest Data DK Short Interest Data REX Short Interest Data CLNE Short Interest Data GPRE Short Interest Data GEVO Short Interest Data COP 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 (NYSE:PSX) was last updated on 5/24/2025 by MarketBeat.com Staff From Our PartnersBuffett’s $325 Billion Cash Problem — Solved by Gold?A bombshell announcement is just weeks away — and it could send shockwaves through the gold market. 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