Casella Waste Systems (CWST) Short Interest Ratio & Short Volume $117.45 +0.18 (+0.15%) As of 04:00 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Casella Waste Systems Short Interest DataCasella Waste Systems (CWST) has a short interest of 2.45 million shares, representing 4.04% of the float (the number of shares available for trading by the public). This marks a 33.15% increase in short interest from the previous month. The short interest ratio (days to cover) is 5.2, indicating that it would take 5.2 days of the average trading volume of 362,578 shares to cover all short positions.Current Short Interest2,450,000 sharesPrevious Short Interest1,840,000 sharesChange Vs. Previous Month+33.15%Dollar Volume Sold Short$289.20 millionShort Interest Ratio5.2 Days to CoverLast Record DateApril 15, 2025Outstanding Shares63,358,000 sharesShort Percent of Float4.04%Today's Trading Volume469,381 sharesAverage Trading Volume362,578 sharesToday's Volume Vs. Average129% Short Selling Casella Waste Systems? Sign up to receive the latest short interest report for Casella Waste Systems and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCWST Short Interest Over TimeCWST Days to Cover Over TimeCWST Percentage of Float Shorted Over Time Casella Waste Systems Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/20252,450,000 shares $289.20 million +33.2%4.0%5.2 $118.04 3/31/20251,840,000 shares $205.18 million -0.5%3.0%4.5 $111.51 3/15/20251,850,000 shares $198.88 million +23.3%3.1%5.3 $107.50 2/28/20251,500,000 shares $168.03 million -10.2%2.5%4.4 $112.02 2/15/20251,670,000 shares $185.97 million -7.2%2.8%5.3 $111.36 1/31/20251,800,000 shares $193.57 million +3.5%N/A6 $107.54 1/15/20251,740,000 shares $195.07 million -22.7%N/A5.8 $112.11 12/31/20242,250,000 shares $238.07 million +10.8%N/A7.3 $105.81 12/15/20242,030,000 shares $215.30 million -4.7%N/A6.3 $106.06 11/30/20242,130,000 shares $241.14 million +7.6%N/A5.6 $113.21 Get the Latest News and Ratings for CWST and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Casella Waste Systems and its competitors with MarketBeat's FREE daily newsletter. 11/15/20241,980,000 shares $210.97 million -1.0%N/A5.3 $106.55 10/31/20242,000,000 shares $195.76 million +11.7%N/A5.7 $97.88 10/15/20241,790,000 shares $185.96 million -19.0%N/A4.8 $103.89 9/30/20242,210,000 shares $219.87 million +0.9%N/A5.8 $99.49 9/15/20242,190,000 shares $236.65 million -0.9%N/A5.8 $108.06 8/31/20242,210,000 shares $238.37 million +0.5%N/A7.4 $107.86 8/15/20242,200,000 shares $231.84 million -2.7%N/A6.9 $105.38 7/31/20242,260,000 shares $234.05 million -4.2%N/A7 $103.56 7/15/20242,360,000 shares $248.41 million +4.4%N/A8.3 $105.26 6/30/20242,260,000 shares $224.24 million +11.9%N/A8.6 $99.22 6/15/20242,020,000 shares $194.69 million +2.5%N/A7.8 $96.38 5/31/20241,970,000 shares $198.16 million +11.9%N/A7.6 $100.59 5/15/20241,760,000 shares $171.79 million +13.6%N/A6.9 $97.61 4/30/20241,550,000 shares $140.12 million -4.9%N/A5.4 $90.40 4/15/20241,630,000 shares $155.89 million -1.2%N/A5.7 $95.64 3/31/20241,650,000 shares $163.14 million +1.2%N/A5.7 $98.87 3/15/20241,630,000 shares $156.59 million +9.4%N/A5.6 $96.07 2/29/20241,490,000 shares $134.25 million -6.9%N/A5 $90.10 2/15/20241,600,000 shares $148.48 million +0.6%N/A5.5 $92.80 1/31/20241,590,000 shares $135.69 million +1.3%N/A5.9 $85.34 1/15/20241,570,000 shares $134.42 million +2.6%N/A5.6 $85.62 12/31/20231,530,000 shares $130.75 million -5.6%N/A5.4 $85.46 12/15/20231,620,000 shares $140.02 million +10.2%N/A5.6 $86.43 11/30/20231,470,000 shares $118.89 million -3.9%N/A5.1 $80.88 11/15/20231,530,000 shares $125.37 million +4.8%N/A5.4 $81.94 10/31/20231,460,000 shares $110.16 million +4.3%N/A5 $75.45 10/15/20231,400,000 shares $108.14 million No ChangeN/A4.6 $77.24 9/30/20231,400,000 shares $106.82 million +13.8%N/A4.7 $76.30 9/15/20231,230,000 shares $102.53 million -5.4%N/A4.1 $83.36 8/31/20231,300,000 shares $102.40 million +11.1%N/A3.5 $78.77M.A.G.A. is Finished – This Could be even Better (Ad)You’ve no doubt heard Trump’s rally cry: Make America Great Again. But recently the President made a big change. Make America Wealthy Again (M.A.W.A).When you see what could happen – I think you’ll be excited. 8/15/20231,170,000 shares $92.98 million +13.6%N/A3.2 $79.47 7/31/20231,030,000 shares $83.11 million +1.0%N/A2.9 $80.69 7/15/20231,020,000 shares $88.67 million -1.0%N/A3.1 $86.93 6/30/20231,030,000 shares $93.16 million -32.2%N/A3.2 $90.45 6/15/20231,520,000 shares $131.89 million +3.4%3.0%5 $86.77 5/31/20231,470,000 shares $132.54 million -7.0%2.9%6.5 $90.16 5/15/20231,580,000 shares $150.91 million +6.8%3.2%6.4 $95.51 4/30/20231,480,000 shares $131.72 million +6.5%3.0%5.5 $89.00 4/15/20231,390,000 shares $117.43 million -0.7%2.8%5.3 $84.48 3/31/20231,400,000 shares $115.72 million +0.7%2.8%5.3 $82.66 3/15/20231,390,000 shares $113.31 million +19.8%2.8%5.4 $81.52 2/28/20231,160,000 shares $90.27 million +6.4%2.3%5.1 $77.82 2/15/20231,090,000 shares $87.91 million -3.5%2.2%5.1 $80.65 1/31/20231,130,000 shares $90.54 million +2.7%2.3%6.3 $80.12 1/15/20231,100,000 shares $85.55 million -5.2%2.2%6.1 $77.77 12/30/20221,160,000 shares $92.00 million -5.7%2.3%6.2 $79.31 12/15/20221,230,000 shares $100.47 million +9.8%2.5%6.1 $81.68 11/30/20221,120,000 shares $96.42 million +0.9%2.2%5.5 $86.09 11/15/20221,110,000 shares $88.66 million -11.9%2.2%5.3 $79.87 10/31/20221,260,000 shares $103.08 million -12.5%2.5%6.2 $81.81 10/15/20221,440,000 shares $106.56 million +6.7%2.9%7 $74.00 9/30/20221,350,000 shares $103.13 million +6.3%2.7%6.6 $76.39 9/15/20221,270,000 shares $104.71 million +2.4%2.6%6.6 $82.45 8/31/20221,240,000 shares $101.59 million -3.9%2.5%6.1 $81.93 8/15/20221,290,000 shares $110.86 million +5.7%2.6%6.3 $85.94 7/31/20221,220,000 shares $98.76 million +6.1%2.5%5.4 $80.95 7/15/20221,150,000 shares $84.10 million +13.9%2.3%4.9 $73.13 6/30/20221,010,000 shares $73.41 million -9.0%2.0%4.3 $72.68 6/15/20221,110,000 shares $73.59 million +1.8%2.2%4.5 $66.30 5/31/20221,090,000 shares $78.02 million +14.8%2.2%3.6 $71.58 5/15/2022949,200 shares $66.72 million -3.0%1.9%2.6 $70.29 4/30/2022978,700 shares $80.49 million +3.8%2.0%2.7 $82.24 4/15/2022943,100 shares $82.91 million +13.2%1.9%2.7 $87.91 3/31/2022833,200 shares $73.03 million -57.5%1.7%2.4 $87.65 3/15/20221,960,000 shares $172.28 million +206.6%4.0%5.7 $87.90 2/28/2022639,200 shares $48.20 million +6.7%1.3%2.2 $75.40 2/15/2022599,300 shares $44.28 million +26.6%1.2%2.6 $73.89 1/31/2022473,400 shares $35.97 million -13.7%1.0%2.2 $75.98 1/15/2022548,700 shares $41.87 million +10.1%1.1%2.6 $76.31 12/31/2021498,300 shares $42.56 million -14.2%1.0%2.5 $85.42 12/15/2021580,500 shares $48.65 million +6.0%1.2%3 $83.80 11/30/2021547,700 shares $46.43 million -12.4%1.1%2.8 $84.78 11/15/2021625,000 shares $54.29 million -21.1%1.3%3.3 $86.87 10/29/2021792,500 shares $68.73 million -3.4%1.6%4.1 $86.72 10/15/2021820,500 shares $65.64 million -8.0%1.7%4 $80.00 9/30/2021892,200 shares $67.75 million +3.0%1.8%4.4 $75.94 9/15/2021866,300 shares $65.43 million +1.7%1.8%4.3 $75.53 8/31/2021851,500 shares $63.00 million +8.2%1.7%4.5 $73.99 8/13/2021787,200 shares $54.47 million -25.7%1.6%4.3 $69.20 7/30/20211,060,000 shares $72.91 million No Change2.2%6.1 $68.78M.A.G.A. is Finished – This Could be even Better (Ad)You’ve no doubt heard Trump’s rally cry: Make America Great Again. But recently the President made a big change. Make America Wealthy Again (M.A.W.A).When you see what could happen – I think you’ll be excited. 7/15/20211,060,000 shares $67.19 million +6.0%2.2%6.7 $63.39 6/30/2021999,800 shares $63.42 million -10.7%2.0%6 $63.43 6/15/20211,120,000 shares $74.01 million No Change2.3%6.3 $66.08 5/28/20211,120,000 shares $75.52 million +3.7%2.3%6.1 $67.43 5/14/20211,080,000 shares $71.90 million +5.9%N/A5 $66.57 4/30/20211,020,000 shares $68.49 million No ChangeN/A4.4 $67.15 4/15/20211,020,000 shares $68.70 million +22.6%N/A4.1 $67.35 3/31/2021832,300 shares $52.75 million -0.8%N/A3 $63.38 3/15/2021838,700 shares $54.26 million -3.6%N/A2.8 $64.70 2/26/2021870,000 shares $52.51 million +20.6%N/A2.9 $60.36 2/12/2021721,300 shares $42.82 million -11.0%N/A2.5 $59.36 1/29/2021810,800 shares $47.23 million +6.0%N/A2.9 $58.25 1/15/2021765,300 shares $41.44 million -27.8%N/A2.7 $54.15 12/31/20201,060,000 shares $64.71 million +35.3%N/A3.9 $61.05 12/15/2020783,300 shares $46.77 million +12.1%N/A3 $59.71 11/30/2020698,500 shares $41.70 million -7.5%N/A2.6 $59.70 11/15/2020754,800 shares $45.16 million +3.3%N/A2.7 $59.83 10/30/2020730,400 shares $40.31 million -19.7%N/A2.7 $55.19 10/15/2020909,000 shares $54.49 million -2.0%N/A3.3 $59.94 9/30/2020927,800 shares $51.82 million +31.3%N/A3.7 $55.85 9/15/2020706,500 shares $38.23 million -19.1%N/A2.7 $54.11 8/31/2020873,000 shares $49.02 million -24.1%N/A3.4 $56.15 8/14/20201,150,000 shares $63.53 million -12.2%N/A4.3 $55.24 7/31/20201,310,000 shares $72.59 million -3.0%2.9%4.7 $55.41 7/15/20201,350,000 shares $71.83 million -11.2%2.9%4.8 $53.21 6/30/20201,520,000 shares $76.87 million +23.6%3.3%5.1 $50.57 6/15/20201,230,000 shares $61.87 million -6.8%2.7%3.7 $50.30 5/29/20201,320,000 shares $67.25 million -4.4%2.9%3.4 $50.95 5/15/20201,380,000 shares $66.01 million -5.5%3.0%3.3 $47.83 4/30/20201,460,000 shares $68.97 million -27.0%3.2%3.5 $47.24 CWST Short Interest - Frequently Asked Questions What is Casella Waste Systems' current short interest? Short interest is the volume of Casella Waste Systems shares that have been sold short but have not yet been covered or closed out. As of April 15th, investors have sold 2,450,000 shares of CWST short. 4.04% of Casella Waste Systems' shares are currently sold short. Learn More on Casella Waste Systems' current short interest. What is a good short interest ratio for Casella Waste Systems? 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. CWST shares currently have a short interest ratio of 5.0. Learn More on Casella Waste Systems's short interest ratio. Which institutional investors are shorting Casella Waste Systems? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Casella Waste Systems: Fulcrum Asset Management LLP, Citadel Advisors LLC, Susquehanna International Group LLP, and Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Casella Waste Systems? 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. 4.04% of Casella Waste Systems' floating shares are currently sold short. Is Casella Waste Systems' short interest increasing or decreasing? Casella Waste Systems saw a increase in short interest in April. As of April 15th, there was short interest totaling 2,450,000 shares, an increase of 33.2% from the previous total of 1,840,000 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 Casella Waste Systems' short interest compare to its competitors? 4.04% of Casella Waste Systems' shares are currently sold short. Here is how the short interest of companies compare to Casella Waste Systems: Rollins, Inc. (2.16%), Clean Harbors, Inc. (1.55%), Tetra Tech, Inc. (3.30%), ABM Industries Incorporated (1.68%), Team, Inc. (0.69%), Waste Management, Inc. (0.97%), Republic Services, Inc. (1.64%), GFL Environmental Inc. (4.59%), Quest Resource Holding Co. (2.89%), Vivakor, Inc. (0.30%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 billion). View all of the most shorted stocks. What does it mean to sell short Casella Waste Systems stock? Short selling CWST is an investing strategy that aims to generate trading profit from Casella Waste Systems as its price is falling. CWST shares are trading up $0.18 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 Casella Waste Systems? A short squeeze for Casella Waste Systems 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 CWST, which in turn drives the price of the stock up even further. How often is Casella Waste Systems' 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 CWST, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies ROL Short Interest Data CLH Short Interest Data TTEK Short Interest Data ABM Short Interest Data TISI Short Interest Data WM Short Interest Data RSG Short Interest Data GFL Short Interest Data QRHC Short Interest Data VIVK 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 (NASDAQ:CWST) was last updated on 4/30/2025 by MarketBeat.com Staff From Our Partners"I'm risking my reputation on this"I've discovered something so significant about the 2025 crypto market that I had to put everything else aside ...Crypto 101 Media | SponsoredMusk’s AI Masterplan – Our #1 AI Stock to Buy NowDid Elon Musk just set the stage for the next AI stock explosion? 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