HF Sinclair (DINO) Short Interest Ratio & Short Volume $43.45 -0.10 (-0.23%) Closing price 08/8/2025 03:59 PM EasternExtended Trading$43.52 +0.06 (+0.15%) As of 08/8/2025 06:01 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 InterestTrendsBuy This Stock HF Sinclair Short Interest DataHF Sinclair (DINO) has a short interest of 8.97 million shares, representing 5.22% of the float (the number of shares available for trading by the public). This marks a 5.90% increase in short interest from the previous month. The short interest ratio (days to cover) is 3.6, indicating that it would take 3.6 days of the average trading volume of 2.52 million shares to cover all short positions.Current Short Interest8,970,000 sharesPrevious Short Interest8,470,000 sharesChange Vs. Previous Month+5.90%Dollar Volume Sold Short$397.37 millionShort Interest Ratio3.6 Days to CoverLast Record DateJuly 15, 2025Outstanding Shares187,080,000 sharesFloat Size171,710,000 sharesShort Percent of Float5.22%Today's Trading Volume2,428,169 sharesAverage Trading Volume2,517,066 sharesToday's Volume Vs. Average96% Short Selling HF Sinclair? Sign up to receive the latest short interest report for HF Sinclair and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartDINO Short Interest Over TimeDINO Days to Cover Over TimeDINO Percentage of Float Shorted Over Time HF Sinclair Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/15/20258,970,000 shares $397.37 million +5.9%5.2%3.6 $44.30 6/30/20258,470,000 shares $348.20 million -9.3%4.9%3.1 $41.11 6/15/20259,340,000 shares $365.03 million +4.2%5.4%3.3 $39.08 5/31/20258,960,000 shares $323.64 million +6.0%5.2%2.9 $36.12 5/15/20258,450,000 shares $314.51 million +9.5%4.9%2.5 $37.22 4/30/20257,720,000 shares $231.91 million -9.9%4.5%2.2 $30.04 4/15/20258,570,000 shares $234.84 million -15.7%5.0%2.5 $27.40 3/31/202510,170,000 shares $334.46 million -10.7%5.9%2.9 $32.89 3/15/202511,390,000 shares $368.63 million +4.1%6.7%3.4 $32.36 2/28/202510,940,000 shares $385.64 million +11.5%6.4%3.6 $35.25 Get the Latest News and Ratings for DINO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for HF Sinclair and its competitors with MarketBeat's FREE daily newsletter. 2/15/20259,810,000 shares $372.99 million +10.9%5.7%4 $38.02 1/31/20258,850,000 shares $318.64 million +1.7%5.2%4 $36.00 1/15/20258,700,000 shares $323.55 million No Change5.1%4 $37.19 12/31/20248,700,000 shares $304.94 million +21.2%5.1%4.3 $35.05 12/15/20247,180,000 shares $268.89 million +7.8%4.2%3.5 $37.45 11/30/20246,660,000 shares $272.59 million +3.7%3.9%3.3 $40.93 11/15/20246,420,000 shares $270.86 million -16.7%3.8%3 $42.19 10/31/20247,710,000 shares $297.68 million +7.4%4.5%3.5 $38.61 10/15/20247,180,000 shares $310.61 million -10.1%4.1%3.4 $43.26 9/30/20247,990,000 shares $356.19 million -5.8%4.6%3.7 $44.58 9/15/20248,480,000 shares $383.21 million -10.5%4.9%4.2 $45.19 8/31/20249,470,000 shares $465.36 million +14.9%5.4%4.9 $49.14 8/15/20248,240,000 shares $399.15 million +0.6%4.7%4.6 $48.44 7/31/20248,190,000 shares $421.54 million -0.9%4.7%4.6 $51.47 7/15/20248,260,000 shares $401.68 million -11.3%4.7%4.7 $48.63 6/30/20249,310,000 shares $496.60 million +12.4%5.3%5.4 $53.34 6/15/20248,280,000 shares $432.46 million +5.2%4.7%4.8 $52.23 5/31/20247,870,000 shares $434.66 million -3.4%4.5%3.9 $55.23 5/15/20248,150,000 shares $463.98 million -7.2%4.6%3.7 $56.93 4/30/20248,780,000 shares $476.14 million -8.1%4.9%3.8 $54.23 4/15/20249,550,000 shares $563.07 million -6.6%5.3%4.2 $58.96 3/31/202410,220,000 shares $616.98 million +40.6%5.7%4.5 $60.37 3/15/20247,270,000 shares $431.33 million +24.3%4.2%3.3 $59.33 2/29/20245,850,000 shares $324.09 million -4.7%3.3%2.9 $55.40 2/15/20246,140,000 shares $373.99 million -2.1%3.5%3 $60.91 1/31/20246,270,000 shares $354.26 million -0.8%3.2%3.2 $56.50 1/15/20246,320,000 shares $346.65 million -4.1%3.3%3.3 $54.85 12/31/20236,590,000 shares $366.21 million +1.9%3.6%3.4 $55.57 12/15/20236,470,000 shares $362.19 million -28.2%3.5%3.2 $55.98 11/30/20239,010,000 shares $472.84 million -8.7%4.9%4.4 $52.48#1 Pre-IPO Opportunity For 2025 [Take Action Now!] (Ad)James Altucher has scored 37X and even 60X returns on past pre-IPO deals. 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Short interest is the volume of HF Sinclair shares that have been sold short but have not yet been covered or closed out. As of July 15th, investors have sold 8,970,000 shares of DINO short. 5.22% of HF Sinclair's shares are currently sold short. Learn More on HF Sinclair's current short interest. What is a good short interest ratio for HF Sinclair? 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. DINO shares currently have a short interest ratio of 4.0. Learn More on HF Sinclair's short interest ratio. Which institutional investors are shorting HF Sinclair? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of HF Sinclair: Simplex Trading LLC, Twin Tree Management LP, Quaker Wealth Management LLC, Cubist Systematic Strategies LLC, Royal Bank of Canada, Walleye Trading LLC, Walleye Capital LLC, Capital Fund Management S.A., and Simplex Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for HF Sinclair? 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. 5.22% of HF Sinclair's floating shares are currently sold short. Is HF Sinclair's short interest increasing or decreasing? HF Sinclair saw a increase in short interest in July. As of July 15th, there was short interest totaling 8,970,000 shares, an increase of 5.9% from the previous total of 8,470,000 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 HF Sinclair's float size? HF Sinclair currently has issued a total of 187,080,000 shares. Some of HF Sinclair'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. HF Sinclair currently has a public float of 171,710,000 shares. How does HF Sinclair's short interest compare to its competitors? 5.22% of HF Sinclair's shares are currently sold short. Here is how the short interest of companies compare to HF Sinclair: Chord Energy Corporation (4.43%), CVR Energy Inc. (13.58%), Delek US Holdings, Inc. (12.69%), Marathon Petroleum Corporation (3.19%), Matador Resources Company (7.82%), Murphy Oil Corporation (15.55%), Par Pacific Holdings, Inc. (5.97%), PBF Energy Inc. (19.39%), Phillips 66 (2.10%), Valero Energy Corporation (3.93%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Coinbase Global, Inc. ($5.11 billion), Charter Communications, Inc. ($4.76 billion), Reddit Inc. ($2.84 billion), SoFi Technologies, Inc. ($2.79 billion), Seagate Technology Holdings PLC ($2.79 billion), Live Nation Entertainment, Inc. ($2.67 billion), Rocket Lab Corporation ($2.49 billion), AST SpaceMobile, Inc. ($2.12 billion), Moderna, Inc. ($2.09 billion), and Omnicom Group Inc. ($2.04 billion). View all of the most shorted stocks. What does it mean to sell short HF Sinclair stock? Short selling DINO is an investing strategy that aims to generate trading profit from HF Sinclair as its price is falling. DINO shares are trading down $0.10 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 HF Sinclair? A short squeeze for HF Sinclair 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 DINO, which in turn drives the price of the stock up even further. How often is HF Sinclair'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 DINO, twice per month. The most recent reporting period available is July, 15 2025. More Short Interest Resources from MarketBeat Related Companies CHRD Short Squeeze CVI Short Squeeze DK Short Squeeze MPC Short Squeeze MTDR Short Squeeze MUR Short Squeeze PARR Short Squeeze PBF Short Squeeze PSX Short Squeeze VLO Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:DINO) was last updated on 8/10/2025 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. Most inves...Golden Portfolio | SponsoredGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. 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