This company has been marked as potentially delisted and may not be actively trading. IAA (IAA) Short Interest Ratio & Short Volume Add Compare Share Share Short Interest Stock AnalysisBuy This Stock IAA Short Interest DataIAA (IAA) has a short interest of 9.77 million shares, representing 7.34% of the float (the number of shares available for trading by the public). This marks a 5.85% increase in short interest from the previous month. The short interest ratio (days to cover) is 4.2, indicating that it would take 4.2 days of the average trading volume of 3.76 million shares to cover all short positions.Current Short Interest9,770,000 sharesPrevious Short Interest9,230,000 sharesChange Vs. Previous Month+5.85%Dollar Volume Sold Short$399.69 millionShort Interest Ratio4.2 Days to CoverLast Record DateFebruary 28, 2023Outstanding Shares133,860,000 sharesFloat Size133,050,000 sharesShort Percent of Float7.34%Today's Trading Volume22,194,505 sharesAverage Trading Volume3,762,885 sharesToday's Volume Vs. Average590% Short Selling IAA? Sign up to receive the latest short interest report for IAA and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartIAA Short Interest Over TimeIAA Days to Cover Over TimeIAA Percentage of Float Shorted Over Time IAA Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 2/28/20239,770,000 shares $399.69 million +5.9%7.3%4.2 $40.91 2/15/20239,230,000 shares $400.12 million -3.9%6.9%4.5 $43.35 1/31/20239,600,000 shares $400.61 million +89.0%7.2%4.3 $41.73 1/15/20235,080,000 shares $202.34 million -8.8%3.8%2.6 $39.83 12/30/20225,570,000 shares $222.80 million +13.4%4.2%3.5 $40.00 12/15/20224,910,000 shares $193.26 million +9.8%3.7%3.1 $39.36 11/30/20224,470,000 shares $167.04 million +26.3%3.4%2.9 $37.37 11/15/20223,540,000 shares $146.56 million +9.3%2.7%2.4 $41.40 10/31/20223,240,000 shares $122.89 million +1.9%2.4%2.4 $37.93 10/15/20223,180,000 shares $111.27 million +6.7%2.4%3.1 $34.99 Get the Latest News and Ratings for IAA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for IAA and its competitors with MarketBeat's FREE daily newsletter. 9/30/20222,980,000 shares $94.91 million -11.8%2.2%2.9 $31.85 9/15/20223,380,000 shares $116.37 million +43.2%2.5%3.3 $34.43 8/31/20222,360,000 shares $87.93 million +9.3%1.8%2.3 $37.26 8/15/20222,160,000 shares $82.86 million +1.9%1.6%2.2 $38.36 7/31/20222,120,000 shares $79.99 million -27.4%1.6%2 $37.73 7/15/20222,920,000 shares $100.30 million -10.2%2.2%2.6 $34.35 6/30/20223,250,000 shares $106.50 million +4.8%2.4%2.9 $32.77 6/15/20223,100,000 shares $108.50 million -2.2%2.3%2.7 $35.00 5/31/20223,170,000 shares $123.73 million +6.7%2.4%2.4 $39.03 5/15/20222,970,000 shares $108.26 million +13.8%2.2%2 $36.45 4/30/20222,610,000 shares $95.66 million -16.4%2.0%1.5 $36.65 4/15/20223,120,000 shares $114.75 million +3.7%2.3%1.8 $36.78 3/31/20223,010,000 shares $115.13 million +29.2%2.3%1.8 $38.25 3/15/20222,330,000 shares $90.82 million +11.5%N/A1.4 $38.98 2/28/20222,090,000 shares $76.79 million -31.9%1.6%1.4 $36.74 2/15/20223,070,000 shares $111.41 million +7.0%2.3%2.5 $36.29 1/31/20222,870,000 shares $131.82 million +25.3%2.1%3.4 $45.93 1/15/20222,290,000 shares $107.93 million -4.2%1.7%2.5 $47.13 12/31/20212,390,000 shares $120.98 million -12.1%1.8%2.8 $50.62 12/15/20212,720,000 shares $130.07 million +2.3%2.0%3.3 $47.82 11/30/20212,660,000 shares $128.48 million -6.7%2.0%3.3 $48.30 11/15/20212,850,000 shares $152.70 million -5.0%2.1%3.6 $53.58 10/29/20213,000,000 shares $178.95 million +0.3%2.2%3.7 $59.65 10/15/20212,990,000 shares $172.28 million +6.4%2.2%4 $57.62 9/30/20212,810,000 shares $153.34 million +10.2%2.1%3.5 $54.57 9/15/20212,550,000 shares $137.27 million +3.7%1.9%2.9 $53.83 8/31/20212,460,000 shares $130.68 million -20.1%1.8%2.5 $53.12 8/13/20213,080,000 shares $165.95 million -11.8%2.3%3 $53.88 7/30/20213,490,000 shares $211.08 million -24.5%2.6%3.2 $60.48 7/15/20214,620,000 shares $267.78 million +25.5%3.4%4.4 $57.96This next market event could mean total financial ruin for some (Ad)You think the volatility is over? 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In fact, according to a strange investment secret discovered just before the Great Depression …Including the list of five stocks you should absolutely avoid … Click here now — before it’s too la 6/30/20213,680,000 shares $200.71 million +0.8%2.7%3.4 $54.54 6/15/20213,650,000 shares $196.01 million -25.2%2.7%3.5 $53.70 5/28/20214,880,000 shares $278.01 million -9.3%3.6%4.8 $56.97 5/14/20215,380,000 shares $301.01 million -8.5%N/A5.6 $55.95 4/30/20215,880,000 shares $370.97 million +10.3%N/A6.4 $63.09 4/15/20215,330,000 shares $315.38 million -1.5%N/A5.8 $59.17 3/31/20215,410,000 shares $294.74 million +6.3%N/A5.9 $54.48 3/15/20215,090,000 shares $293.49 million -6.1%N/A5.9 $57.66 2/26/20215,420,000 shares $316.69 million +5.0%N/A6.7 $58.43 2/12/20215,160,000 shares $321.73 million +9.6%N/A6.6 $62.35 1/29/20214,710,000 shares $271.11 million +5.1%N/A6 $57.56 1/15/20214,480,000 shares $273.28 million -6.9%N/A5.8 $61.00 12/31/20204,810,000 shares $312.36 million -3.8%N/A7.2 $64.94 12/15/20205,000,000 shares $307.75 million +1.2%N/A7 $61.55 11/30/20204,940,000 shares $296.30 million -12.3%N/A7 $59.98 11/15/20205,630,000 shares $348.05 million -11.8%N/A7.1 $61.82 10/30/20206,380,000 shares $360.73 million -7.3%N/A7.9 $56.54 10/15/20206,880,000 shares $391.75 million -10.8%N/A5 $56.94 9/30/20207,710,000 shares $401.46 million -8.8%N/A5.2 $52.07 9/15/20208,450,000 shares $438.13 million -4.4%N/A5.4 $51.85 8/31/20208,840,000 shares $462.51 million -13.5%N/A5.3 $52.32 8/14/202010,220,000 shares $485.14 million +41.2%N/A5.4 $47.47 7/31/20207,240,000 shares $314.43 million -5.9%N/A3.5 $43.43 7/15/20207,690,000 shares $292.53 million -2.2%N/A4.4 $38.04 6/30/20207,860,000 shares $301.67 million -7.6%N/A4.3 $38.38 6/15/20208,510,000 shares $357.25 million -4.5%N/A4.4 $41.98 5/29/20208,910,000 shares $361.21 million -0.1%N/A4.4 $40.54 5/15/20208,920,000 shares $318.71 million +27.1%N/A4.8 $35.73 IAA Short Interest - Frequently Asked Questions What is IAA's current short interest? Short interest is the volume of IAA shares that have been sold short but have not yet been closed out or covered. As of February 28th, traders have sold 9,770,000 shares of IAA short. 7.34% of IAA's shares are currently sold short. Learn More on IAA's current short interest. What is a good short interest ratio for IAA? 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. IAA shares currently have a short interest ratio of 4.0. Learn More on IAA's short interest ratio. What is a good short interest percentage for IAA? 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. 7.34% of IAA's floating shares are currently sold short. Is IAA's short interest increasing or decreasing? IAA saw a increase in short interest in the month of February. As of February 28th, there was short interest totaling 9,770,000 shares, an increase of 5.9% from the previous total of 9,230,000 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 IAA's float size? IAA currently has issued a total of 133,860,000 shares. Some of IAA'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. IAA currently has a public float of 133,050,000 shares. How does IAA's short interest compare to its competitors? 7.34% of IAA's shares are currently sold short. Here is how the short interest of companies compare to IAA: Casey's General Stores, Inc. (3.93%), Penske Automotive Group, Inc. (6.47%), CarMax, Inc. (7.14%), Murphy USA Inc. (5.70%), Lithia Motors, Inc. (6.28%), AutoNation, Inc. (4.52%), Group 1 Automotive, Inc. (8.05%), Asbury Automotive Group, Inc. (6.78%), Rush Enterprises, Inc. (1.02%), Rush Enterprises, Inc. (5.05%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Suncor Energy Inc. ($3.27 billion), Occidental Petroleum Co. ($2.77 billion), Coinbase Global, Inc. ($2.25 billion), T. Rowe Price Group, Inc. ($2.23 billion), Paramount Global ($1.92 billion), Etsy, Inc. ($1.75 billion), Voya Financial, Inc. ($1.74 billion), CarMax, Inc. ($1.62 billion), Old Dominion Freight Line, Inc. ($1.62 billion), and Royal Caribbean Cruises Ltd. ($1.39 billion). View all of the most shorted stocks. What does it mean to sell short IAA stock? Short selling IAA is an investing strategy that aims to generate trading profit from IAA as its price is falling. 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 IAA? A short squeeze for IAA 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 IAA, which in turn drives the price of the stock up even further. How often is IAA'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 IAA, twice per month. The most recent reporting period available is February, 28 2023. More Short Interest Resources from MarketBeat Related Companies Casey's General Stores Short Interest Data Penske Automotive Group Short Interest Data CarMax Short Interest Data Murphy USA Short Interest Data Lithia Motors Short Interest Data AutoNation Short Interest Data Group 1 Automotive Short Interest Data Asbury Automotive Group Short Interest Data Rush Enterprises Short Interest Data Rush Enterprises 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:IAA) was last updated on 5/10/2025 by MarketBeat.com Staff From Our PartnersWarning: Massive IPO Predicted for May 14?The #1 venture capitalist in America predicts that the biggest IPO in history will take place on Wednesday, Ma...Paradigm Press | SponsoredURGENT: Someone's Moving Gold Out of London...People who don’t understand the gold market are about to lose a lot of money. 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