LyondellBasell Industries (LYB) Short Interest Ratio & Short Volume $55.89 -0.39 (-0.70%) Closing price 08/28/2025 03:59 PM EasternExtended Trading$55.78 -0.11 (-0.19%) As of 04:46 AM 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 LyondellBasell Industries Short Interest DataLyondellBasell Industries (LYB) has a short interest of 12.02 million shares, representing 4.69% of the float (the number of shares available for trading by the public). This marks a -4.91% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.7, indicating that it would take 2.7 days of the average trading volume of 5.49 million shares to cover all short positions.Current Short Interest12,020,000 sharesPrevious Short Interest12,640,000 sharesChange Vs. Previous Month-4.91%Dollar Volume Sold Short$696.53 millionShort Interest Ratio2.7 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares321,648,000 sharesFloat Size256,060,000 sharesShort Percent of Float4.69%Today's Trading Volume3,336,684 sharesAverage Trading Volume5,487,590 sharesToday's Volume Vs. Average61% Short Selling LyondellBasell Industries? Sign up to receive the latest short interest report for LyondellBasell Industries and its competitors with MarketBeat's FREE newsletter. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartLYB Short Interest Over TimeLYB Days to Cover Over TimeLYB Percentage of Float Shorted Over Time LyondellBasell Industries Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/202512,020,000 shares $696.53 million -4.9%4.7%2.7 $57.95 7/15/202512,640,000 shares $790.44 million +10.5%4.9%3.2 $62.54 6/30/202511,440,000 shares $662.72 million +2.6%4.5%2.7 $57.93 6/15/202511,150,000 shares $669.64 million -5.4%4.4%2.5 $60.06 5/31/202511,780,000 shares $665.57 million +22.5%4.6%2.8 $56.50 5/15/20259,620,000 shares $562.19 million -8.8%3.8%2.5 $58.44 4/30/202510,550,000 shares $614.33 million -2.2%4.1%2.9 $58.23 4/15/202510,790,000 shares $611.75 million +32.7%4.2%3 $56.70 3/31/20258,130,000 shares $572.64 million +18.2%3.2%2.5 $70.44 3/15/20256,880,000 shares $510.76 million +21.8%2.7%2.4 $74.24 Get the Latest News and Ratings for LYB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for LyondellBasell Industries and its competitors with MarketBeat's FREE daily newsletter. 2/28/20255,650,000 shares $433.73 million +10.1%2.2%2 $76.77 2/15/20255,130,000 shares $393.66 million +0.8%2.0%1.8 $76.74 1/31/20255,090,000 shares $384.44 million -7.3%2.0%1.7 $75.53 1/15/20255,490,000 shares $417.57 million -8.7%2.1%2 $76.06 12/31/20246,010,000 shares $446.36 million +18.3%2.3%2.3 $74.27 12/15/20245,080,000 shares $384.40 million +18.4%2.0%2 $75.67 11/30/20244,290,000 shares $357.53 million -2.9%1.7%1.7 $83.34 11/15/20244,420,000 shares $365.31 million -5.8%1.7%2 $82.65 10/31/20244,690,000 shares $407.33 million +23.4%1.8%2.3 $86.85 10/15/20243,800,000 shares $349.98 million +35.7%1.5%2 $92.10 9/30/20242,800,000 shares $268.52 million -39.8%1.1%1.5 $95.90 9/15/20244,650,000 shares $433.29 million +8.4%1.8%2.6 $93.18 8/31/20244,290,000 shares $423.42 million +15.0%1.7%2.6 $98.70 8/15/20243,730,000 shares $363.45 million -9.0%1.4%2.3 $97.44 7/31/20244,100,000 shares $407.79 million +1.7%1.6%2.6 $99.46 7/15/20244,030,000 shares $385.47 million -11.0%1.6%2.5 $95.65 6/30/20244,530,000 shares $433.34 million +2.3%1.8%2.7 $95.66 6/15/20244,430,000 shares $414.38 million +13.0%1.7%2.6 $93.54 5/31/20243,920,000 shares $389.75 million +12.6%1.5%2.1 $99.43 5/15/20243,480,000 shares $348.97 million -5.4%1.3%1.8 $100.28 4/30/20243,680,000 shares $367.89 million -35.2%1.4%1.8 $99.97 4/15/20245,680,000 shares $570.61 million +2.9%2.2%2.8 $100.46 3/31/20245,520,000 shares $564.59 million +3.0%2.1%2.8 $102.28 3/15/20245,360,000 shares $535.52 million -2.9%2.1%2.7 $99.91 2/29/20245,520,000 shares $553.66 million +24.6%2.1%3 $100.30 2/15/20244,430,000 shares $431.95 million +9.7%1.7%2.5 $97.51 1/31/20244,040,000 shares $380.08 million -9.2%1.6%2.3 $94.08 1/15/20244,450,000 shares $420.21 million -2.2%1.7%2.6 $94.43 12/31/20234,550,000 shares $432.61 million -12.2%1.8%2.6 $95.08 12/15/20235,180,000 shares $491.84 million -16.2%2.0%2.9 $94.95$100 Trillion “AI Metal” Found in American Ghost Town (Ad)Jeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could be the biggest technology story of this decade. In short, he believes what he's holding in his hand is the key to the $100 trillion AI boom… And only one company here in the U.S. can mine this obscure metal.Click here to get the details on this virtual monopoly. 11/30/20236,180,000 shares $587.72 million +20.9%2.4%3.3 $95.10 11/15/20235,110,000 shares $496.90 million -3.4%2.0%2.7 $97.24 10/31/20235,290,000 shares $477.37 million -5.2%2.1%2.8 $90.24 10/15/20235,580,000 shares $517.15 million -5.6%2.2%2.9 $92.68 9/30/20235,910,000 shares $559.68 million +2.3%2.3%2.9 $94.70 9/15/20235,780,000 shares $578.23 million +24.0%2.2%2.9 $100.04 8/31/20234,660,000 shares $460.27 million -6.4%1.8%2.4 $98.77 8/15/20234,980,000 shares $479.87 million -3.5%1.9%2.5 $96.36 7/31/20235,160,000 shares $510.12 million +4.7%2.0%2.7 $98.86 7/15/20234,930,000 shares $448.63 million -2.8%1.9%2.6 $91.00 6/30/20235,070,000 shares $465.43 million -8.5%2.0%2.8 $91.80 6/15/20235,540,000 shares $508.52 million -26.2%2.1%2.8 $91.79 5/31/20237,510,000 shares $642.41 million +10.3%2.9%3.6 $85.54 5/15/20236,810,000 shares $613.58 million -3.5%2.6%3.4 $90.10 4/30/20237,060,000 shares $667.95 million -9.4%2.7%3.4 $94.61 4/15/20237,790,000 shares $754.46 million +0.7%3.0%3.7 $96.85 3/31/20237,740,000 shares $726.71 million -1.7%3.0%3.7 $93.89 3/15/20237,870,000 shares $662.34 million +11.3%3.1%4.1 $84.16 2/28/20237,070,000 shares $678.65 million -7.2%2.7%4 $95.99 2/15/20237,620,000 shares $762.84 million +4.8%3.0%4.2 $100.11 1/31/20237,270,000 shares $702.94 million +4.0%2.8%3.8 $96.69 1/15/20236,990,000 shares $655.17 million +12.6%2.7%3.4 $93.73 12/30/20226,210,000 shares $515.62 million -1.0%2.4%2.9 $83.03 12/15/20226,270,000 shares $505.86 million -17.0%2.4%2.8 $80.68 11/30/20227,550,000 shares $641.83 million +13.4%3.0%3.1 $85.01 11/15/20226,660,000 shares $567.96 million +18.7%2.6%2.7 $85.28 10/31/20225,610,000 shares $428.88 million -13.8%2.2%2.3 $76.45 10/15/20226,510,000 shares $506.48 million +28.7%2.6%2.8 $77.80 9/30/20225,060,000 shares $380.92 million +19.3%2.0%2.2 $75.28 9/15/20224,240,000 shares $333.65 million +18.1%1.7%1.9 $78.69 8/31/20223,590,000 shares $297.97 million +3.8%1.4%1.6 $83.00 8/15/20223,460,000 shares $313.27 million -20.5%1.4%1.5 $90.54 7/31/20224,350,000 shares $387.67 million -19.7%1.7%1.8 $89.12 7/15/20225,420,000 shares $459.29 million -10.6%2.1%2.2 $84.74 6/30/20226,060,000 shares $530.01 million +6.5%2.4%2.6 $87.46 6/15/20225,690,000 shares $547.04 million +3.8%2.2%2.4 $96.14 5/31/20225,480,000 shares $626.09 million +14.2%2.1%2.2 $114.25 5/15/20224,800,000 shares $512.26 million -5.7%1.9%2 $106.72 4/30/20225,090,000 shares $539.69 million -4.1%2.0%2.2 $106.03 4/15/20225,310,000 shares $571.25 million -14.6%2.0%2.3 $107.58 3/31/20226,220,000 shares $639.54 million +37.0%2.4%2.7 $102.82 3/15/20224,540,000 shares $447.87 million +7.1%1.8%2 $98.65 2/28/20224,240,000 shares $412.26 million -9.6%1.7%1.9 $97.23 2/15/20224,690,000 shares $477.63 million -2.3%1.8%2.1 $101.84 1/31/20224,800,000 shares $464.30 million -13.5%1.8%2.1 $96.73 1/15/20225,550,000 shares $570.60 million +7.6%2.1%2.5 $102.81 12/31/20215,160,000 shares $475.91 million +13.2%2.0%2.4 $92.23 12/15/20214,560,000 shares $396.90 million +10.4%1.7%2 $87.04 11/30/20214,130,000 shares $359.85 million -3.3%1.6%1.9 $87.13 11/15/20214,270,000 shares $406.59 million -12.9%1.6%2 $95.22$100 Trillion “AI Metal” Found in American Ghost Town (Ad)Jeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could be the biggest technology story of this decade. In short, he believes what he's holding in his hand is the key to the $100 trillion AI boom… And only one company here in the U.S. can mine this obscure metal.Click here to get the details on this virtual monopoly. 10/29/20214,900,000 shares $454.82 million +0.4%1.9%2.5 $92.82 10/15/20214,880,000 shares $483.61 million +1.5%1.9%2.7 $99.10 9/30/20214,810,000 shares $451.42 million -5.9%1.8%2.5 $93.85 9/15/20215,110,000 shares $484.38 million +24.6%1.9%2.7 $94.79 8/31/20214,100,000 shares $411.44 million -7.0%1.6%2.3 $100.35 8/13/20214,410,000 shares $463.36 million +12.2%1.7%2.6 $105.07 7/30/20213,930,000 shares $390.37 million +9.5%1.5%2.3 $99.33 7/15/20213,590,000 shares $362.59 million -0.8%1.4%2.1 $101.00 6/30/20213,620,000 shares $372.39 million -1.1%1.4%2.3 $102.87 6/15/20213,660,000 shares $398.21 million +6.7%1.4%2.5 $108.80 5/28/20213,430,000 shares $386.29 million +20.4%1.3%2.3 $112.62 5/14/20212,850,000 shares $315.04 million -15.4%1.1%1.8 $110.54 4/30/20213,370,000 shares $362.24 million +38.1%1.3%2.1 $107.49 4/15/20212,440,000 shares $260.93 million -8.6%0.9%1.5 $106.94 3/31/20212,670,000 shares $280.43 million -27.6%1.0%1.5 $105.03 3/15/20213,690,000 shares $401.21 million -5.6%1.4%2.1 $108.73 2/26/20213,910,000 shares $408.24 million +1.8%1.5%2.4 $104.41 2/12/20213,840,000 shares $364.11 million +15.0%1.5%2.3 $94.82 1/29/20213,340,000 shares $291.42 million -17.7%1.3%1.8 $87.25 1/15/20214,060,000 shares $401.41 million +6.6%1.6%2.1 $98.87 12/31/20203,810,000 shares $346.98 million -5.7%1.5%2 $91.07 12/15/20204,040,000 shares $351.88 million -20.9%1.6%2 $87.10 11/30/20205,110,000 shares $448.96 million +14.1%2.0%2.3 $87.86 11/15/20204,480,000 shares $343.35 million -10.4%1.8%1.9 $76.64 10/30/20205,000,000 shares $361.05 million -10.1%2.0%2.3 $72.21 10/15/20205,560,000 shares $433.68 million -4.5%2.2%2.7 $78.00 9/30/20205,820,000 shares $410.25 million +27.4%2.3%2.8 $70.49 9/15/20204,570,000 shares $349.83 million -3.8%1.8%2.2 $76.55 8/31/20204,750,000 shares $311.03 million +28.7%1.9%2.3 $65.48 LYB Short Interest - Frequently Asked Questions What is LyondellBasell Industries' current short interest? Short interest is the volume of LyondellBasell Industries shares that have been sold short but have not yet been closed out or covered. As of July 31st, traders have sold 12,020,000 shares of LYB short. 4.69% of LyondellBasell Industries' shares are currently sold short. Learn More on LyondellBasell Industries' current short interest. What is a good short interest ratio for LyondellBasell Industries? 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. LYB shares currently have a short interest ratio of 3.0. Learn More on LyondellBasell Industries's short interest ratio. Which institutional investors are shorting LyondellBasell Industries? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of LyondellBasell Industries: Nomura Holdings Inc., Group One Trading LLC, Cubist Systematic Strategies LLC, BNP Paribas Financial Markets, Bank of America Corp DE, Jane Street Group LLC, Squarepoint Ops LLC, Qube Research & Technologies Ltd, Walleye Capital LLC, Walleye Trading LLC, Capital Fund Management S.A., SG Americas Securities LLC, Simplex Trading LLC, VELA Investment Management LLC, and Mariner Investment Group LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for LyondellBasell Industries? 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. 4.69% of LyondellBasell Industries' floating shares are currently sold short. Is LyondellBasell Industries' short interest increasing or decreasing? LyondellBasell Industries saw a decrease in short interest in July. As of July 31st, there was short interest totaling 12,020,000 shares, a decrease of 4.9% from the previous total of 12,640,000 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 LyondellBasell Industries' float size? LyondellBasell Industries currently has issued a total of 321,648,000 shares. Some of LyondellBasell Industries' 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. LyondellBasell Industries currently has a public float of 256,060,000 shares. How does LyondellBasell Industries' short interest compare to its competitors? 4.69% of LyondellBasell Industries' shares are currently sold short. Here is how the short interest of companies compare to LyondellBasell Industries: Caterpillar Inc. (1.41%), Cabot Corporation (4.13%), Celanese Corporation (5.93%), DuPont de Nemours, Inc. (1.07%), Dow Inc. (4.57%), Eastman Chemical Company (2.33%), Huntsman Corporation (7.22%), Olin Corporation (5.60%), Prudential Financial, Inc. (1.61%), Westlake Corp. (13.20%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), Strategy Inc ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short LyondellBasell Industries stock? Short selling LYB is an investing strategy that aims to generate trading profit from LyondellBasell Industries as its price is falling. LYB shares are trading down $0.39 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 LyondellBasell Industries? A short squeeze for LyondellBasell Industries 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 LYB, which in turn drives the price of the stock up even further. How often is LyondellBasell Industries' 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 LYB, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies Caterpillar Short Interest Data Cabot Short Interest Data Celanese Short Interest Data DuPont de Nemours Short Interest Data DOW Short Interest Data Eastman Chemical Short Interest Data Huntsman Short Interest Data Olin Short Interest Data Prudential Financial Short Interest Data Westlake 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:LYB) was last updated on 8/29/2025 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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