American Tower (AMT) Short Interest Ratio & Short Volume $202.63 -0.64 (-0.31%) Closing price 03:59 PM EasternExtended Trading$202.80 +0.17 (+0.08%) As of 04:21 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 American Tower Short Interest DataAmerican Tower (AMT) has a short interest of 5.46 million shares, representing 1.17% of the float (the number of shares available for trading by the public). This marks a -8.85% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.4, indicating that it would take 2.4 days of the average trading volume of 2.59 million shares to cover all short positions.Current Short Interest5,460,000 sharesPrevious Short Interest5,990,000 sharesChange Vs. Previous Month-8.85%Dollar Volume Sold Short$1.14 billionShort Interest Ratio2.4 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares468,250,000 sharesShort Percent of Float1.17%Today's Trading Volume2,963,098 sharesAverage Trading Volume2,592,914 sharesToday's Volume Vs. Average114% Short Selling American Tower? Sign up to receive the latest short interest report for American Tower and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAMT Short Interest Over TimeAMT Days to Cover Over TimeAMT Percentage of Float Shorted Over Time American Tower Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/20255,460,000 shares $1.14 billion -8.9%1.2%2.4 $208.39 7/15/20255,990,000 shares $1.31 billion -7.4%N/A2.5 $218.90 6/30/20256,470,000 shares $1.43 billion -0.2%1.4%2.4 $220.95 6/15/20256,480,000 shares $1.39 billion +24.9%1.4%2.2 $214.76 5/31/20255,190,000 shares $1.11 billion -15.8%1.1%1.7 $214.77 5/15/20256,160,000 shares $1.30 billion +4.4%1.3%1.9 $211.55 4/30/20255,900,000 shares $1.33 billion +9.3%N/A1.9 $225.67 4/15/20255,400,000 shares $1.18 billion -18.7%1.2%1.8 $217.86 3/31/20256,640,000 shares $1.45 billion -6.1%1.4%2.3 $217.78 3/15/20257,070,000 shares $1.49 billion +14.4%1.5%2.7 $211.02 Get the Latest News and Ratings for AMT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for American Tower and its competitors with MarketBeat's FREE daily newsletter. 2/28/20256,180,000 shares $1.27 billion +2.5%1.3%2.5 $205.61 2/15/20256,030,000 shares $1.14 billion +5.8%1.3%2.6 $189.41 1/31/20255,700,000 shares $1.05 billion +12.0%N/A2.3 $184.91 1/15/20255,090,000 shares $917.78 million +1.4%N/A2 $180.31 12/31/20245,020,000 shares $920.72 million +10.3%N/A2 $183.41 12/15/20244,550,000 shares $897.08 million -6.8%N/A1.9 $197.16 11/30/20244,880,000 shares $1.02 billion -2.2%N/A2.1 $209.00 11/15/20244,990,000 shares $980.29 million +4.8%N/A2.2 $196.45 10/31/20244,760,000 shares $1.02 billion +0.4%N/A2.1 $213.54 10/15/20244,740,000 shares $1.09 billion +31.3%N/A2.2 $229.51 9/30/20243,610,000 shares $839.18 million -8.6%N/A1.7 $232.46 9/15/20243,950,000 shares $942.08 million -2.7%N/A1.9 $238.50 8/31/20244,060,000 shares $909.68 million +0.5%N/A1.9 $224.06 8/15/20244,040,000 shares $881.04 million -20.6%N/A1.8 $218.08 7/31/20245,090,000 shares $1.12 billion -14.7%N/A2.3 $220.40 7/15/20245,970,000 shares $1.25 billion -0.8%N/A2.7 $208.84 6/30/20246,020,000 shares $1.17 billion +8.3%N/A2.5 $194.38 6/15/20245,560,000 shares $1.10 billion +15.6%N/A2.2 $197.03 5/31/20244,810,000 shares $942.18 million +1.9%N/A1.9 $195.88 5/15/20244,720,000 shares $906.24 million +0.2%N/A1.9 $192.00 4/30/20244,710,000 shares $808.05 million +1.5%N/A1.8 $171.56 4/15/20244,640,000 shares $826.48 million -9.0%N/A1.8 $178.12 3/31/20245,100,000 shares $1.01 billion +4.3%N/A2.2 $197.59 3/15/20244,890,000 shares $964.80 million -4.5%N/A2.2 $197.30 2/29/20245,120,000 shares $1.02 billion -12.3%N/A2.2 $198.86 2/15/20245,840,000 shares $1.11 billion +10.8%N/A2.7 $189.46 1/31/20245,270,000 shares $1.03 billion -7.7%N/A2.5 $195.65 1/15/20245,710,000 shares $1.20 billion -5.5%N/A2.6 $209.43 12/31/20236,040,000 shares $1.30 billion -8.1%N/A2.7 $215.88 12/15/20236,570,000 shares $1.39 billion +5.8%N/A2.9 $212.07This Coin Could Explode, and it’s Hiding in Plain Sight! 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Sometimes the biggest opportunities are hiding in plain sight...Click here to discover The #1 Coin To Own Right Now. 11/30/20236,210,000 shares $1.30 billion +0.7%N/A2.7 $208.92 11/15/20236,170,000 shares $1.21 billion +11.2%N/A2.8 $195.88 10/31/20235,550,000 shares $988.95 million +24.2%N/A2.6 $178.19 10/15/20234,470,000 shares $746.31 million -8.4%N/A2.2 $166.96 9/30/20234,880,000 shares $802.52 million -5.8%N/A2.3 $164.45 9/15/20235,180,000 shares $932.71 million +8.6%N/A2.5 $180.06 8/31/20234,770,000 shares $864.90 million -3.4%N/A2.2 $181.32 8/15/20234,940,000 shares $917.11 million +11.5%N/A2.2 $185.65 7/31/20234,430,000 shares $843.25 million -1.1%N/A1.9 $190.35 7/15/20234,480,000 shares $868.99 million -1.5%N/A2 $193.97 6/30/20234,550,000 shares $882.20 million +52.7%N/A2.3 $193.89 6/15/20232,980,000 shares $578.95 million -27.3%N/A1.5 $194.28 5/31/20234,100,000 shares $756.22 million -3.8%N/A2 $184.45 5/15/20234,260,000 shares $832.66 million +1.9%N/A2.1 $195.46 4/30/20234,180,000 shares $854.35 million +8.6%N/A2.1 $204.39 4/15/20233,850,000 shares $796.53 million +16.3%N/A1.9 $206.89 3/31/20233,310,000 shares $676.37 million +2.5%N/A1.6 $204.34 3/15/20233,230,000 shares $653.49 million +8.4%N/A1.6 $202.32 2/28/20232,980,000 shares $590.07 million -4.2%N/A1.5 $198.01 2/15/20233,110,000 shares $673.63 million +9.5%N/A1.7 $216.60 1/31/20232,840,000 shares $634.43 million -17.2%N/A1.5 $223.39 1/15/20233,430,000 shares $798.54 million -7.3%N/A1.8 $232.81 12/30/20223,700,000 shares $783.88 million +3.6%N/A1.8 $211.86 12/15/20223,570,000 shares $779.05 million -1.1%N/A1.7 $218.22 11/30/20223,610,000 shares $798.71 million -2.4%N/A1.7 $221.25 11/15/20223,700,000 shares $812.45 million -11.9%N/A1.8 $219.58 10/31/20224,200,000 shares $870.20 million +11.7%N/A2.2 $207.19 10/15/20223,760,000 shares $698.53 million +9.3%N/A2.1 $185.78 9/30/20223,440,000 shares $738.57 million +1.5%N/A2.1 $214.70 9/15/20223,390,000 shares $830.75 million +1.5%N/A2.2 $245.06 8/31/20223,340,000 shares $848.53 million -18.1%N/A2.1 $254.05 8/15/20224,080,000 shares $1.15 billion +10.0%N/A2.2 $281.52 7/31/20223,710,000 shares $1.00 billion -1.1%N/A1.9 $270.83 7/15/20223,750,000 shares $964.50 million -21.9%N/A1.9 $257.20 6/30/20224,800,000 shares $1.23 billion +3.2%N/A2.3 $255.59 6/15/20224,650,000 shares $1.12 billion +5.4%N/A2.2 $241.40 5/31/20224,410,000 shares $1.13 billion +30.9%N/A2.2 $256.13 5/15/20223,370,000 shares $784.06 million -7.4%N/A1.7 $232.66 4/30/20223,640,000 shares $877.31 million -29.2%0.8%1.9 $241.02 4/15/20225,140,000 shares $1.31 billion +48.6%1.1%2.6 $255.54 3/31/20223,460,000 shares $869.22 million -6.2%0.8%1.7 $251.22 3/15/20223,690,000 shares $871.61 million -6.4%0.8%1.9 $236.21 2/28/20223,940,000 shares $893.87 million +8.8%0.9%2 $226.87 2/15/20223,620,000 shares $844.87 million -5.7%0.8%1.9 $233.39 1/31/20223,840,000 shares $965.76 million No Change0.9%2 $251.50 1/15/20223,840,000 shares $962.38 million -16.7%0.9%2.1 $250.62 12/31/20214,610,000 shares $1.35 billion +7.2%1.0%2.6 $292.50 12/15/20214,300,000 shares $1.18 billion +15.3%1.0%2.5 $274.35 11/30/20213,730,000 shares $979.05 million -8.8%0.8%2.3 $262.48 11/15/20214,090,000 shares $1.07 billion -7.7%0.9%2.5 $260.50This Coin Could Explode, and it’s Hiding in Plain Sight! 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Sometimes the biggest opportunities are hiding in plain sight...Click here to discover The #1 Coin To Own Right Now. 10/29/20214,430,000 shares $1.25 billion +12.2%1.0%3.1 $281.97 10/15/20213,950,000 shares $1.06 billion -0.8%0.9%2.7 $269.33 9/30/20213,980,000 shares $1.06 billion -10.0%0.9%2.8 $265.41 9/15/20214,420,000 shares $1.31 billion +5.2%1.0%3.2 $297.26 8/31/20214,200,000 shares $1.23 billion +0.7%0.9%3 $292.17 8/13/20214,170,000 shares $1.18 billion -4.1%0.9%2.9 $282.92 7/30/20214,350,000 shares $1.23 billion +1.4%1.0%2.9 $282.80 7/15/20214,290,000 shares $1.21 billion +0.5%1.0%2.5 $281.28 6/30/20214,270,000 shares $1.15 billion +1.7%0.9%2.5 $270.14 6/15/20214,200,000 shares $1.14 billion +17.0%0.9%2.3 $270.47 5/28/20213,590,000 shares $917.10 million +6.2%0.8%1.8 $255.46 5/14/20213,380,000 shares $824.72 million +7.0%N/A1.5 $244.00 4/30/20213,160,000 shares $791.30 million +15.3%N/A1.4 $250.41 4/15/20212,740,000 shares $662.20 million -17.7%N/A1.3 $241.68 3/31/20213,330,000 shares $789.71 million -7.5%N/A1.5 $237.15 3/15/20213,600,000 shares $774.72 million -5.3%N/A1.5 $215.20 2/26/20213,800,000 shares $854.05 million +3.8%N/A1.6 $224.75 2/12/20213,660,000 shares $833.82 million -14.3%N/A1.6 $227.82 1/29/20214,270,000 shares $974.88 million +8.7%N/A1.9 $228.31 1/15/20213,930,000 shares $844.91 million -16.6%N/A1.8 $214.99 12/31/20204,710,000 shares $1.04 billion +7.5%N/A2.3 $220.34 12/15/20204,380,000 shares $949.23 million +5.0%N/A2.1 $216.72 11/30/20204,170,000 shares $976.16 million +14.9%N/A2 $234.09 11/15/20203,630,000 shares $882.42 million +7.4%N/A1.9 $243.09 10/30/20203,380,000 shares $782.98 million -1.2%N/A1.9 $231.65 10/15/20203,420,000 shares $815.67 million +48.1%N/A2 $238.50 9/30/20202,310,000 shares $558.40 million -21.7%N/A1.3 $241.73 9/15/20202,950,000 shares $778.06 million -3.3%N/A1.8 $263.75 8/31/20203,050,000 shares $759.91 million +19.1%N/A1.9 $249.15 AMT Short Interest - Frequently Asked Questions What is American Tower's current short interest? Short interest is the volume of American Tower shares that have been sold short but have not yet been covered or closed out. As of July 31st, traders have sold 5,460,000 shares of AMT short. 1.17% of American Tower's shares are currently sold short. Learn More on American Tower's current short interest. What is a good short interest ratio for American Tower? 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. AMT shares currently have a short interest ratio of 2.0. Learn More on American Tower's short interest ratio. Which institutional investors are shorting American Tower? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of American Tower: Hudson Bay Capital Management LP, LMR Partners LLP, Hudson Bay Capital Management LP, Group One Trading LLC, BNP Paribas Financial Markets, Boothbay Fund Management LLC, Brevan Howard Capital Management LP, Bank of America Corp DE, Jane Street Group LLC, Squarepoint Ops LLC, Qube Research & Technologies Ltd, Maven Securities LTD, Oribel Capital Management LP, Capula Management Ltd, Walleye Capital LLC, Walleye Trading LLC, Hsbc Holdings PLC, Capital Fund Management S.A., Arrowpoint Investment Partners Singapore Pte. Ltd., Eisler Capital Management Ltd., Citigroup Inc., Garda Capital Partners LP, Mirae Asset Securities USA Inc., Wolverine Asset Management LLC, Allianz Asset Management GmbH, and CenterStar Asset Management LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for American Tower? 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. 1.17% of American Tower's floating shares are currently sold short. Is American Tower's short interest increasing or decreasing? American Tower saw a decrease in short interest in July. As of July 31st, there was short interest totaling 5,460,000 shares, a decrease of 8.8% from the previous total of 5,990,000 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. How does American Tower's short interest compare to its competitors? 1.17% of American Tower's shares are currently sold short. Here is how the short interest of companies compare to American Tower: Equinix, Inc. (2.03%), SBA Communications Corporation (1.74%), Alexandria Real Estate Equities, Inc. (3.86%), Crown Castle Inc. (1.08%), Digital Realty Trust, Inc. (1.83%), Realty Income Corporation (3.78%), Prologis, Inc. (1.21%), Public Storage (1.83%), VICI Properties Inc. (2.72%), Verizon Communications Inc. (1.94%), 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 American Tower stock? Short selling AMT is an investing strategy that aims to generate trading profit from American Tower as its price is falling. AMT shares are trading down $3.78 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 American Tower? A short squeeze for American Tower 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 AMT, which in turn drives the price of the stock up even further. How often is American Tower'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 AMT, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies Equinix Short Interest Data SBA Communications Short Interest Data Alexandria Real Estate Equities Short Interest Data Crown Castle Short Interest Data Digital Realty Trust Short Interest Data Realty Income Short Interest Data Prologis Short Interest Data Public Storage Short Interest Data VICI Properties Short Interest Data Verizon Communications 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:AMT) was last updated on 8/28/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredWhat Steve Bannon revealed about Trump’s gold playA Trump advisor just said 3 words that could reset the dollar. 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