ATCO (ACLLF) Short Interest Ratio & Short Volume $37.17 -0.05 (-0.13%) As of 07/3/2025 11:26 AM Eastern Add Compare Share Share Short Interest Stock AnalysisChartDividendHeadlinesShort InterestBuy This Stock ATCO Short Interest DataATCO (ACLLF) has a short interest of 533,700 shares. This marks a 10.31% increase in short interest from the previous month. The short interest ratio (days to cover) is 93.6, indicating that it would take 93.6 days of the average trading volume of 13,534 shares to cover all short positions.Current Short Interest533,700 sharesPrevious Short Interest483,800 sharesChange Vs. Previous Month+10.31%Dollar Volume Sold Short$20.25 millionShort Interest Ratio93.6 Days to CoverLast Record DateJune 15, 2025Today's Trading Volume164 sharesAverage Trading Volume13,534 sharesToday's Volume Vs. Average1% 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 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 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 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. 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 $28.04 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 $25.64This Signal Only Flashes Once Every 4 Years – And It Just Triggered (Ad)This same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in crypto. Now it’s back, and the smart money is already positioning. A free training reveals the step-by-step strategy and altcoin picks designed to help you capitalize on the next wave.Missed the Last Crypto Boom? Don’t Miss This One - PLUS Claim your $10 in Bitcoin 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 $33.08 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 $32.36This Signal Only Flashes Once Every 4 Years – And It Just Triggered (Ad)This same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in crypto. Now it’s back, and the smart money is already positioning. A free training reveals the step-by-step strategy and altcoin picks designed to help you capitalize on the next wave.Missed the Last Crypto Boom? Don’t Miss This One - PLUS Claim your $10 in Bitcoin 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 7/31/2020366,600 shares $11.35 million -39.4%N/A1833 $30.97 7/15/2020605,200 shares $19.02 million +6.2%N/A3026 $31.43 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 June 15th, investors have sold 533,700 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 94.0. Learn More on ATCO's short interest ratio. Is ATCO's short interest increasing or decreasing? ATCO saw a increase in short interest in the month of June. As of June 15th, there was short interest totaling 533,700 shares, an increase of 10.3% from the previous total of 483,800 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. 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 ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 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 down $0.05 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 June, 15 2025. 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