ATCO (ACLLF) Short Interest Ratio & Short Volume $36.75 +0.75 (+2.09%) As of 08/1/2025 02:25 PM Eastern Add Compare Share Share Short Interest Stock AnalysisChartDividendHeadlinesShort InterestBuy This Stock ATCO Short Interest DataATCO (ACLLF) has a short interest of 647,100 shares. This marks a -5.01% decrease in short interest from the previous month. The short interest ratio (days to cover) is 404.4, indicating that it would take 404.4 days of the average trading volume of 11,980 shares to cover all short positions.Current Short Interest647,100 sharesPrevious Short Interest681,200 sharesChange Vs. Previous Month-5.01%Dollar Volume Sold Short$23.82 millionShort Interest Ratio404.4 Days to CoverLast Record DateJuly 15, 2025Today's Trading Volume507 sharesAverage Trading Volume11,980 sharesToday's Volume Vs. Average4% Short Selling ATCO? Sign up to receive the latest short interest report for ATCO and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartACLLF Short Interest Over TimeACLLF Days to Cover Over TimeACLLF Percentage of Float Shorted Over Time ATCO Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/15/2025647,100 shares $23.82 million -5.0%N/A404.4 $36.81 6/30/2025681,200 shares $25.19 million +27.6%N/A158.4 $36.98 6/15/2025533,700 shares $20.25 million +10.3%N/A93.6 $37.94 5/31/2025483,800 shares $18.19 million +3.8%N/A64.5 $37.60 5/15/2025466,100 shares $16.80 million -5.0%N/A172.6 $36.05 4/30/2025490,500 shares $18.07 million +1.0%N/A75.5 $36.85 4/15/2025485,900 shares $17.33 million +11.2%N/A35 $35.66 3/31/2025437,000 shares $15.32 million -31.7%N/A31.2 $35.06 3/15/2025639,800 shares $21.30 million +27.2%N/A24.4 $33.29 2/28/2025502,900 shares $16.33 million +37.7%N/A16.1 $32.48 Get the Latest News and Ratings for ACLLF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ATCO and its competitors with MarketBeat's FREE daily newsletter. 2/15/2025365,100 shares $12.15 million -7.4%N/A14 $33.27 1/31/2025394,300 shares $12.55 million -3.0%N/A16 $31.82 1/15/2025406,500 shares $12.99 million -9.4%N/A9.9 $31.96 12/31/2024448,800 shares $14.87 million -5.3%N/A17.7 $33.14 12/15/2024473,900 shares $15.92 million +8.0%N/A41.2 $33.60 11/30/2024438,700 shares $15.19 million -4.5%N/A26.3 $34.63 11/15/2024459,400 shares $15.73 million -14.1%N/A28.2 $34.23 10/31/2024534,800 shares $18.59 million -4.8%N/A37.1 $34.76 10/15/2024561,800 shares $19.87 million +10.9%N/A35.6 $35.36 9/30/2024506,700 shares $18.02 million -2.0%N/A14.7 $35.56 9/15/2024516,800 shares $17.62 million +2.0%N/A26.4 $34.10 8/31/2024506,600 shares $16.99 million +6.7%N/A20.8 $33.53 8/15/2024474,900 shares $15.36 million +43.0%N/A11.1 $32.34 7/31/2024332,100 shares $10.38 million -1.1%N/A9.4 $31.26 7/15/2024335,800 shares $9.69 million +10.6%N/A19.3 $28.85 6/30/2024303,700 shares $8.63 million +28.7%N/A7.4 $28.41 6/15/2024235,900 shares $6.86 million +2.6%N/A13.1 $29.10 5/31/2024229,900 shares $6.66 million -6.4%N/A12.2 $28.98 5/15/2024245,700 shares $7.35 million -0.5%N/A6.7 $29.93 4/30/2024246,800 shares $6.75 million -9.4%N/A35.3 $27.33 4/15/2024272,500 shares $7.15 million No ChangeN/A21.8 $26.25 3/31/2024272,500 shares $7.60 million -51.3%N/A27.8 $27.90 3/15/2024559,000 shares $15.60 million -29.7%N/A49.9 $27.90 2/29/2024794,900 shares $21.68 million +81.3%N/A50 $27.27 2/15/2024438,400 shares $12.03 million +15.8%N/A25.6 $27.43 1/15/2024409,500 shares $11.63 million -1.6%N/A22.9 $28.39 12/31/2023416,000 shares $12.17 million +15.7%N/A28.5 $29.26 12/15/2023359,500 shares $10.13 million +7.7%N/A16.3 $28.17 11/30/2023333,900 shares $9.09 million +7.5%N/A12.2 $27.21 11/15/2023310,500 shares $8.70 million +11.4%N/A14.5 $28.04Wall Street Laughed. Now They're Buying. (Ad)For six months, I’ve been pounding the table on a major gold miner—while Twitter pundits laughed. But now, the company I called “dramatically undervalued” has broken out of a multi-year discount zone. The re-pricing has begun. My free cash flow model nailed this call. And here’s the kicker: several other top gold developers are trading at similar deep discounts right now.See the four gold stocks best positioned to benefit. 10/31/2023278,700 shares $7.15 million -31.2%N/A26.5 $25.66 10/15/2023404,800 shares $10.38 million +5.2%N/A21.1 $25.64 9/30/2023384,700 shares $9.77 million -50.2%N/A36.6 $25.40 9/15/2023771,800 shares $21.12 million -1.8%N/A188.2 $27.36 8/31/2023785,900 shares $21.86 million +73.8%N/A323.5 $27.82 8/15/2023452,200 shares $12.66 million +109.3%N/A59.5 $28.00 7/31/2023216,100 shares $6.17 million +16.3%N/A37.9 $28.57 7/15/2023185,900 shares $5.46 million +24.2%N/A24.1 $29.37 6/30/2023149,700 shares $4.42 million +45.3%N/A44 $29.55 6/15/2023103,000 shares $3.12 million -80.3%N/A26.4 $30.24 5/31/2023523,400 shares $16.09 million +56.7%N/A180.5 $30.74 5/15/2023334,100 shares $11.16 million +157.6%N/A28.8 $33.41 4/30/2023129,700 shares $4.28 million +19.2%N/A59 $33.00 4/15/2023108,800 shares $3.64 million +61.2%N/A17 $33.46 3/31/202367,500 shares $2.17 million -86.4%N/A17.8 $32.14 3/15/2023496,000 shares $15.05 million -63.5%N/A67.9 $30.34 2/28/20231,358,900 shares $42.13 million +73.6%N/A169.9 $31.00 2/15/2023782,600 shares $25.07 million +737.0%N/A122.3 $32.04 1/31/202393,500 shares $2.99 million +0.3%N/A5.7 $31.97 1/15/202393,200 shares $3.02 million -54.5%N/A22.7 $32.45 12/30/2022204,800 shares $6.42 million -65.4%N/A44.5 $31.37 12/15/2022592,400 shares $18.83 million -29.4%N/A123.4 $31.79 11/30/2022839,000 shares $26.35 million +627.0%N/A209.8 $31.41 11/15/2022115,400 shares $3.59 million -32.5%N/A52.5 $31.08 10/31/2022170,900 shares $5.22 million +76.9%N/A65.7 $30.57 10/15/202296,600 shares $2.79 million -23.9%N/A42 $28.92 9/30/2022126,900 shares $3.92 million -60.2%N/A31 $30.86 9/15/2022319,200 shares $11.48 million -38.5%N/A138.8 $35.96 8/31/2022518,900 shares $18.46 million +57.4%N/A235.9 $35.57 8/15/2022329,700 shares $12.15 million +222.0%N/A12.5 $36.85 7/31/2022102,400 shares $3.80 million -13.2%N/A46.5 $37.15 7/15/2022117,900 shares $4.10 million -10.4%N/A43.7 $34.77 6/30/2022131,600 shares $4.51 million -9.7%N/A17.3 $34.28 6/15/2022145,700 shares $4.89 million -29.6%N/A28 $33.56 5/31/2022207,000 shares $7.52 million +49.0%N/A13.3 $36.33 5/15/2022138,900 shares $4.99 million +24.7%N/A11.8 $35.89 4/30/2022111,400 shares $3.97 million +24.2%N/A19.9 $35.67 4/15/202289,700 shares $3.21 million +21.1%N/A6.1 $35.79 3/31/202274,100 shares $2.55 million -46.1%N/A12.4 $34.40 3/15/2022137,500 shares $4.54 million +7.9%N/A13.5 $33.00 2/28/2022127,400 shares $4.18 million +0.5%N/A11.9 $32.83 2/15/2022126,800 shares $4.16 million -27.3%N/A18.9 $32.78 1/31/2022174,500 shares $5.88 million +30.0%N/A12.3 $33.67 1/15/2022134,200 shares $4.40 million -24.2%N/A8.2 $32.79 12/31/2021177,000 shares $5.98 million +20.9%N/A24.9 $33.80 12/15/2021146,400 shares $4.87 million -92.4%N/A12.4 $33.29 11/30/20211,913,500 shares $61.81 million +184.5%N/A60 $32.30 11/15/2021672,700 shares $22.04 million +33.2%N/A90.9 $32.77 10/29/2021505,200 shares $17.15 million +107.4%N/A140.3 $33.95 10/15/2021243,600 shares $8.06 million +70.4%N/A29 $33.08Wall Street Laughed. Now They're Buying. (Ad)For six months, I’ve been pounding the table on a major gold miner—while Twitter pundits laughed. But now, the company I called “dramatically undervalued” has broken out of a multi-year discount zone. The re-pricing has begun. My free cash flow model nailed this call. And here’s the kicker: several other top gold developers are trading at similar deep discounts right now.See the four gold stocks best positioned to benefit. 9/30/2021143,000 shares $4.60 million -6.9%N/A18.8 $32.16 9/15/2021153,600 shares $4.97 million +10.5%N/A18.3 $32.36 8/31/2021139,000 shares $4.67 million -49.3%N/A12.2 $33.60 8/13/2021274,300 shares $9.45 million -26.1%N/A37.1 $34.44 7/30/2021371,100 shares $13.39 million -19.4%N/A53 $36.07 7/15/2021460,300 shares $16.07 million -2.2%N/A92.1 $34.92 6/30/2021470,500 shares $16.67 million +53.5%N/A98 $35.42 6/15/2021306,500 shares $11.49 million +410.8%N/A45.1 $37.47 5/28/202161,000 shares $2.20 million -92.8%N/A14.5 $36.13 5/14/2021844,000 shares $30.37 million +106.3%N/A117.2 $35.98 4/30/2021409,200 shares $13.97 million -38.7%N/A51.2 $34.14 4/15/2021667,600 shares $22.56 million +26.3%N/A117.1 $33.79 3/31/2021528,700 shares $17.55 million -10.9%N/A76.6 $33.20 3/15/2021593,400 shares $19.32 million -1.5%N/A34.9 $32.56 2/26/2021602,600 shares $18.21 million +11.4%N/A24 $30.22 2/12/2021540,800 shares $16.46 million +24.3%N/A63.6 $30.44 1/29/2021435,100 shares $12.59 million +48.4%N/A167.3 $28.93 1/15/2021119,600 shares $3.57 million -20.2%N/A52 $29.81 12/31/2020209,100 shares $5.96 million +74.8%N/A697 $28.51 12/15/2020119,600 shares $3.59 million -20.2%N/A52 $30.02 11/30/2020149,900 shares $4.51 million -50.6%N/A299.8 $30.09 11/15/2020303,500 shares $8.88 million +1.6%N/A758.8 $29.26 10/30/2020298,800 shares $8.65 million +2.7%N/A2988 $28.94 10/15/2020290,900 shares $8.64 million -7.7%N/A90.9 $29.70 9/30/2020315,300 shares $9.13 million -7.8%N/A78.8 $28.97 9/15/2020342,000 shares $10.42 million -4.1%N/A488.6 $30.48 8/31/2020356,700 shares $10.82 million -4.3%N/A1783.5 $30.34 8/14/2020372,600 shares $11.63 million +1.6%N/A372.6 $31.22 ACLLF Short Interest - Frequently Asked Questions What is ATCO's current short interest? Short interest is the volume of ATCO shares that have been sold short but have not yet been covered or closed out. As of July 15th, traders have sold 647,100 shares of ACLLF short. Learn More on ATCO's current short interest. What is a good short interest ratio for ATCO? 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. ACLLF shares currently have a short interest ratio of 404.0. Learn More on ATCO's short interest ratio. Is ATCO's short interest increasing or decreasing? ATCO saw a drop in short interest during the month of July. As of July 15th, there was short interest totaling 647,100 shares, a drop of 5.0% from the previous total of 681,200 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 ATCO's short interest compare to its competitors? Here is how the short interest of companies compare to ATCO: IREN Limited (13.81%), 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 ATCO stock? Short selling ACLLF is an investing strategy that aims to generate trading profit from ATCO as its price is falling. ACLLF shares are trading up $0.75 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 ATCO? A short squeeze for ATCO 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 ACLLF, which in turn drives the price of the stock up even further. How often is ATCO'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 ACLLF, twice per month. The most recent reporting period available is July, 15 2025. 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Now, the man who called Nvi...The Oxford Club | SponsoredOne stock to replace NvidiaInvesting Legend Hints the End May be Near for These 3 Iconic Stocks One company to replace Amazon… another...InvestorPlace | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding ATCO Ltd. Please log in to your account or sign up in order to add this asset to your watchlist. Share ATCO With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. 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