Advance Auto Parts (AAP) Short Interest Ratio & Short Volume $46.98 +0.30 (+0.63%) Closing price 10/23/2026 03:59 PM EasternExtended Trading$46.89 -0.09 (-0.19%) As of 10/23/2026 07:51 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 Massive. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest Advance Auto Parts Short Interest OverviewAs of September 30, 2026, Advance Auto Parts (AAP) had a short interest of 11.19 million shares sold short, representing 18.67% of the public float. This marks a 8.69% increase in short interest since the prior report. The short interest ratio (days to cover) is 6.0, meaning it would take 6.0 days of the average trading volume of 1.59 million shares to cover all short positions.Current Short Interest11,192,716 sharesPrevious Short Interest10,297,794 sharesChange Vs. Previous Month8.69%Dollar Volume Sold Short$436.05 millionShort Interest Ratio6.0 Days to CoverLast Record DateSeptember 30, 2026Outstanding Shares60,400,000 sharesShort Percent of Float18.67%Today's Trading Volume1,610,442 sharesAverage Trading Volume1,590,216 sharesToday's Volume Vs. Average101% Short Selling Advance Auto Parts? Sign up to receive the latest short interest report for Advance Auto Parts and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAAP Short Interest Over TimeAAP Days to Cover Over TimeAAP Percentage of Float Shorted Over Time Advance Auto Parts Tesla Short Interest History & Recent Changes ExportReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/30/202611,192,716 shares $436.05 million +8.7%18.7%5.95 $38.96 9/15/202610,297,794 shares $447.01 million +5.1%17.2%6.38 $43.41 8/31/20269,801,676 shares $413.43 million -2.0%16.4%2.83 $42.18 8/14/20269,999,484 shares $565.42 million -9.4%16.7%8.17 $56.55 7/31/202611,032,772 shares $612.54 million +2.4%18.4%7.1 $55.52 7/15/202610,770,232 shares $561.81 million -8.5%18.0%5.75 $52.16 6/30/202611,772,073 shares $733.11 million -4.3%19.7%6.61 $62.28 6/15/202612,297,133 shares $748.75 million +11.2%20.6%6.86 $60.89 5/29/202611,063,821 shares $666.65 million -2.1%18.5%3.21 $60.26 5/15/202611,304,035 shares $533.23 million -2.1%18.9%7.05 $47.17 Get the Latest News and Ratings for AAP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Advance Auto Parts and its competitors with MarketBeat's FREE daily newsletter. 4/30/202611,550,790 shares $687.69 million +0.2%19.3%9.14 $59.54 4/15/202611,523,194 shares $654.07 million +9.2%19.3%8.76 $56.76 3/31/202610,556,482 shares $556.75 million -7.6%17.6%6.81 $52.74 3/13/202611,422,465 shares $590.91 million -0.1%19.1%7.42 $51.73 2/27/202611,433,921 shares $607.71 million -3.1%19.1%5.61 $53.15 2/13/202611,797,009 shares $694.60 million +2.2%19.7%4.73 $58.88 1/30/202611,546,779 shares $554.36 million -12.1%19.4%5.76 $48.01 1/15/202613,128,255 shares $560.63 million +0.6%22.0%6.67 $42.70 12/31/202513,054,561 shares $512.65 million +24.9%21.9%6.2 $39.27 12/15/202510,451,941 shares $475.72 million +1.1%17.5%6.94 $45.52 11/28/202510,340,326 shares $536.46 million +7.0%17.3%7.99 $51.88 11/14/20259,666,660 shares $482.91 million +8.8%16.2%5.94 $49.96 10/31/20258,883,224 shares $418.93 million +14.6%14.9%4.39 $47.16 10/15/20257,750,000 shares $416.00 million -1.4%13.1%4.3 $53.68 9/30/20257,860,000 shares $483.47 million -3.3%13.3%3.9 $61.51 9/15/20258,130,000 shares $522.27 million +7.0%13.7%3.4 $64.24 8/31/20257,600,000 shares $461.59 million +7.3%12.8%3.2 $60.74 8/15/20257,080,000 shares $402.64 million -14.5%11.9%2.5 $56.87 7/31/20258,280,000 shares $439.20 million -12.3%14.0%2.6 $53.04 7/15/20259,440,000 shares $588.40 million -18.1%16.0%3 $62.33 6/30/202511,530,000 shares $535.80 million +14.4%19.6%3.7 $46.47 6/15/202510,080,000 shares $487.96 million -15.2%17.1%3.4 $48.41 5/31/202511,880,000 shares $570.12 million +9.7%20.2%4 $47.99 5/15/202510,830,000 shares $372.77 million +4.2%18.4%3.5 $34.42 4/30/202510,390,000 shares $340.17 million -3.8%17.6%4.2 $32.74 4/15/202510,800,000 shares $350.07 million +17.5%18.3%4.4 $32.41 3/31/20259,190,000 shares $361.02 million +9.1%15.6%3.8 $39.28 3/15/20258,420,000 shares $316.84 million -0.2%14.3%3.8 $37.63 2/28/20258,440,000 shares $311.44 million -14.5%14.3%3.8 $36.90 2/15/20259,870,000 shares $474.01 million -1.5%16.7%4.8 $48.03Here’s Why Trump Won’t End The Iran War (Ad)Trump has called an Iran deal close 38 times since the war began, yet the fighting keeps flaring back up. One day it's a ceasefire, the next it's bombs again. The back and forth may be masking a bigger story most investors are missing. See the real reason this conflict may never fully end.Uncover the real reason Trump may never end this war 1/31/202510,020,000 shares $485.56 million -0.7%17.0%4.7 $48.46 1/15/202510,090,000 shares $448.10 million +2.2%17.1%4.3 $44.41 12/31/20249,870,000 shares $466.75 million -0.6%16.7%4 $47.29 12/15/20249,930,000 shares $435.53 million +15.6%16.8%3.8 $43.86 11/30/20248,590,000 shares $355.20 million -19.7%14.5%3 $41.35 11/15/202410,700,000 shares $403.18 million +1.1%18.1%3.7 $37.68 10/31/202410,580,000 shares $377.60 million +0.1%17.9%3.7 $35.69 10/15/202410,570,000 shares $417.30 million +4.9%17.9%4 $39.48 9/30/202410,080,000 shares $392.92 million +5.4%17.1%4.2 $38.98 9/15/20249,560,000 shares $396.07 million +1.4%16.2%4.6 $41.43 8/31/20249,430,000 shares $427.27 million +27.1%16.0%4.9 $45.31 8/15/20247,420,000 shares $462.93 million +2.6%12.6%4.1 $62.39 7/31/20247,230,000 shares $457.73 million -10.6%12.3%4.9 $63.31 7/15/20248,090,000 shares $504.90 million +8.7%13.7%5.5 $62.41 6/30/20247,440,000 shares $471.18 million +13.4%12.6%4.9 $63.33 6/15/20246,560,000 shares $416.04 million +12.0%11.1%4.2 $63.42 5/31/20245,860,000 shares $413.83 million +26.6%9.9%3.2 $70.62 5/15/20244,630,000 shares $351.05 million -2.5%7.9%2.5 $75.82 4/30/20244,750,000 shares $346.61 million -0.6%8.1%2.5 $72.97 4/15/20244,780,000 shares $334.98 million +9.6%8.1%2.5 $70.08 3/31/20244,360,000 shares $370.99 million -16.0%7.4%2.3 $85.09 3/15/20245,190,000 shares $424.39 million -10.7%8.8%2.8 $81.77 2/29/20245,810,000 shares $392.52 million +19.8%9.9%3.2 $67.56 2/15/20244,850,000 shares $313.70 million +4.1%8.2%3 $64.68 1/31/20244,660,000 shares $311.52 million -19.7%7.9%2.5 $66.85 1/15/20245,800,000 shares $355.54 million +13.7%9.9%3 $61.30 12/31/20235,100,000 shares $311.25 million -20.8%8.7%2.6 $61.03 12/15/20236,440,000 shares $403.92 million +5.8%10.9%3.2 $62.72 11/30/20236,090,000 shares $309.19 million +14.0%10.3%2.8 $50.77 11/15/20235,340,000 shares $297.28 million -11.9%9.1%2.1 $55.67 10/31/20236,060,000 shares $315.30 million +8.2%10.3%2.5 $52.03 10/15/20235,600,000 shares $284.20 million -6.8%9.5%2.3 $50.75 9/30/20236,010,000 shares $336.14 million +22.2%10.2%2.4 $55.93 9/15/20234,920,000 shares $294.31 million +17.7%8.4%1.9 $59.82 8/31/20234,180,000 shares $287.67 million -16.9%7.1%1.5 $68.82 8/15/20235,030,000 shares $350.72 million +12.3%8.5%1.7 $69.73 7/31/20234,480,000 shares $333.27 million +4.2%7.6%1.7 $74.39 7/15/20234,300,000 shares $303.75 million +15.3%7.3%1.7 $70.64 6/30/20233,730,000 shares $262.22 million +2.8%6.3%1.6 $70.30 6/15/20233,630,000 shares $253.77 million +23.5%6.2%1.6 $69.91 5/31/20232,940,000 shares $214.41 million +38.0%5.0%1.5 $72.93 5/15/20232,130,000 shares $259.75 million -1.4%3.6%1.5 $121.95 4/30/20232,160,000 shares $271.14 million -2.3%3.7%1.6 $125.53 4/15/20232,210,000 shares $273.16 million +1.4%3.8%1.6 $123.60 3/31/20232,180,000 shares $265.11 million -37.2%3.7%1.6 $121.61 3/15/20233,470,000 shares $422.54 million -0.9%5.9%2.7 $121.77 2/28/20233,500,000 shares $507.36 million +2.6%5.9%3.1 $144.96 2/15/20233,410,000 shares $515.90 million +0.3%5.8%3.3 $151.29 1/31/20233,400,000 shares $517.75 million +5.9%5.8%3.1 $152.28 1/15/20233,210,000 shares $484.81 million +6.3%5.5%3.1 $151.03Earth's biggest energy source: near Grand Canyon (Ad)The largest energy source on Earth contains 50,000 times every oil and gas reserve on the planet combined - and much of it sits beneath the desert near the Grand Canyon. A drilling crew just hit the DOE's 2035 targets twelve years early, with costs down 50% in 18 months. Google signed on, Gates invested, and the Pentagon made it a priority. One company has been quietly building this infrastructure for sixty years.See the company sitting on the biggest energy source on Earth 12/30/20223,020,000 shares $444.03 million -10.7%5.1%3 $147.03 12/15/20223,380,000 shares $484.12 million +21.2%5.7%3.3 $143.23 11/30/20222,790,000 shares $421.26 million -9.4%4.7%2.8 $150.99 11/15/20223,080,000 shares $566.54 million -0.7%5.2%3.1 $183.94 10/31/20223,100,000 shares $588.75 million +5.8%5.2%3.9 $189.92 10/15/20222,930,000 shares $493.91 million -4.6%4.9%3.8 $168.57 9/30/20223,070,000 shares $479.96 million -5.8%5.1%4.1 $156.34 9/15/20223,260,000 shares $546.44 million +8.0%5.5%4.2 $167.62 8/31/20223,020,000 shares $509.29 million -25.4%5.1%4 $168.64 8/15/20224,050,000 shares $831.59 million -2.6%6.7%5.1 $205.33 7/31/20224,160,000 shares $805.46 million -1.4%6.9%5.3 $193.62 7/15/20224,220,000 shares $796.36 million +21.3%7.0%5 $188.71 6/30/20223,480,000 shares $602.35 million -10.3%5.8%4.1 $173.09 6/15/20223,880,000 shares $668.49 million +4.6%N/A4.6 $172.29 5/31/20223,710,000 shares $704.38 million +4.8%6.2%4.3 $189.86 5/15/20223,540,000 shares $747.68 million -4.6%5.8%4 $211.21 4/30/20223,710,000 shares $740.63 million +10.4%6.1%4.1 $199.63 4/15/20223,360,000 shares $734.76 million -1.8%5.5%3.9 $218.68 3/31/20223,420,000 shares $707.80 million -0.9%5.6%4 $206.96 3/15/20223,450,000 shares $704.73 million +11.3%5.7%4.1 $204.27 2/28/20223,100,000 shares $633.89 million +3.3%5.1%3.9 $204.48 2/15/20223,000,000 shares $667.80 million +13.2%4.9%4 $222.60 1/31/20222,650,000 shares $613.50 million +1.9%4.3%4.1 $231.51 1/15/20222,600,000 shares $622.96 million -6.8%4.2%4.1 $239.60 12/31/20212,790,000 shares $669.27 million -17.2%4.5%4.3 $239.88 12/15/20213,370,000 shares $805.90 million +10.9%5.4%5.3 $239.14 11/30/20213,040,000 shares $670.99 million -12.6%4.9%5.1 $220.72 11/15/20213,480,000 shares $841.85 million -0.6%5.6%5.7 $241.91 10/29/20213,500,000 shares $789.32 million -9.8%5.6%5.9 $225.52 AAP Short Interest - Frequently Asked Questions What is Advance Auto Parts' current short interest? Short interest is the volume of Advance Auto Parts shares that have been sold short but have not yet been closed out or covered. As of September 30th, investors have sold 11,192,716 shares of AAP short. 18.67% of Advance Auto Parts' shares are currently sold short. Learn More on Advance Auto Parts' current short interest. What is a good short interest ratio for Advance Auto Parts? 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. AAP shares currently have a short interest ratio of 6.0. Learn More on Advance Auto Parts's short interest ratio. What is a good short interest percentage for Advance Auto Parts? 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. 18.67% of Advance Auto Parts' floating shares are currently sold short. Is Advance Auto Parts' short interest increasing or decreasing? Advance Auto Parts saw a increase in short interest during the month of September. As of September 30th, there was short interest totaling 11,192,716 shares, an increase of 8.7% from the previous total of 10,297,794 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 Advance Auto Parts' short interest compare to its competitors? 18.67% of Advance Auto Parts' shares are currently sold short. Here is how the short interest of companies in the industry of "specialty retail" compare to Advance Auto Parts: O'Reilly Automotive, Inc. (3.07%), AutoZone, Inc. (3.33%), CarMax, Inc. (7.66%), Murphy USA Inc. (5.30%), Lithia Motors, Inc. (8.93%), AutoNation, Inc. (9.06%), Valvoline (12.18%), Asbury Automotive Group, Inc. (7.54%), Group 1 Automotive, Inc. (12.42%), Sonic Automotive, Inc. (13.26%), 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 ($75.10 billion), Invesco QQQ ($52.12 billion), iShares Russell 2000 ETF ($25.28 billion), SPDR S&P Biotech ETF ($11.70 billion), Nebius Group N.V. ($10.54 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($9.69 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($9.22 billion), iShares 20+ Year Treasury Bond ETF ($8.80 billion), Financial Select Sector SPDR Fund ($7.65 billion), and Lumentum Holdings Inc. ($7.23 billion). View all of the most shorted stocks. What does it mean to sell short Advance Auto Parts stock? Short selling AAP is an investing strategy that aims to generate trading profit from Advance Auto Parts as its price is falling. AAP shares are trading up $0.30 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 Advance Auto Parts? A short squeeze for Advance Auto Parts 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 AAP, which in turn drives the price of the stock up even further. How often is Advance Auto Parts' 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 AAP, twice per month. The most recent reporting period available is September, 30 2026. What do AAP's short interest metrics mean? Understanding short interest metrics can help you assess how traders are positioning around a stock like AAP:Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity. More Short Interest Resources from MarketBeat Related Companies ORLY Short Squeeze AZO Short Squeeze KMX Short Squeeze MUSA Short Squeeze LAD Short Squeeze AN Short Squeeze VVV Short Squeeze ABG Short Squeeze GPI Short Squeeze SAH Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates Short interest data for NYSE:AAP is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 10/9/2026. FINRA publishes updated short interest twice a month. From Our PartnersThe investigation Porter spent tens of thousands to documentPorter Stansberry flew the Porter and Co. team 3,300 miles to Dublin to investigate a 17-year investing experi...Porter & Company | Sponsored$0. Later: $29.97.Bill Poulos is giving away his Simple Options Trading For Beginners book through a temporary link. 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