Collegium Pharmaceutical (COLL) Short Interest Ratio & Short Volume $29.13 -0.62 (-2.08%) Closing price 02/21/2025 04:00 PM EasternExtended Trading$29.14 +0.01 (+0.03%) As of 02/21/2025 04:34 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends Collegium Pharmaceutical Short Interest DataCollegium Pharmaceutical (COLL) has a short interest of 5.68 million shares, representing 18.30% of the float (the number of shares available for trading by the public). This marks a 1.07% increase in short interest from the previous month. The short interest ratio (days to cover) is 12.2, indicating that it would take 12.2 days of the average trading volume of 377,450 shares to cover all short positions.Current Short Interest5,680,000 sharesPrevious Short Interest5,620,000 sharesChange Vs. Previous Month+1.07%Dollar Volume Sold Short$182.44 millionShort Interest Ratio12.2 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares32,250,000 sharesFloat Size31,030,000 sharesShort Percent of Float18.30%Today's Trading Volume291,901 sharesAverage Trading Volume377,450 sharesToday's Volume Vs. Average77% Short Selling Collegium Pharmaceutical? Sign up to receive the latest short interest report for Collegium Pharmaceutical and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCOLL Short Interest Over TimeCOLL Days to Cover Over TimeCOLL Percentage of Float Shorted Over Time Collegium Pharmaceutical Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/20255,680,000 shares $182.44 million +1.1%18.3%12.2 $32.12 1/15/20255,620,000 shares $185.24 million -6.0%18.1%12.2 $32.96 12/31/20245,980,000 shares $171.33 million -0.2%19.2%13.4 $28.65 12/15/20245,990,000 shares $180.24 million -2.0%19.3%13.6 $30.09 11/30/20246,110,000 shares $186.36 million -2.9%19.6%14.4 $30.50 11/15/20246,290,000 shares $186.06 million +1.3%20.2%15.6 $29.58 10/31/20246,210,000 shares $212.01 million +1.0%19.9%16.7 $34.14 10/15/20246,150,000 shares $236.96 million +3.5%19.7%14.6 $38.53 9/30/20245,940,000 shares $229.52 million -6.5%19.0%13.7 $38.64 9/15/20246,350,000 shares $238.13 million +1.0%20.4%15.1 $37.50 Get the Latest News and Ratings for COLL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Collegium Pharmaceutical and its competitors with MarketBeat's FREE daily newsletter. 8/31/20246,290,000 shares $241.91 million +3.0%20.1%14.1 $38.46 8/15/20246,110,000 shares $216.78 million -1.8%19.6%12.5 $35.48 7/31/20246,220,000 shares $239.91 million -10.1%19.6%11.4 $38.57 7/15/20246,920,000 shares $219.92 million -0.3%21.8%14.4 $31.78 6/30/20246,940,000 shares $223.47 million +4.7%21.9%14.6 $32.20 6/15/20246,630,000 shares $210.57 million -3.2%20.9%14 $31.76 5/31/20246,850,000 shares $227.01 million -1.2%21.6%14.4 $33.14 5/15/20246,930,000 shares $235.48 million +1.0%21.7%14.7 $33.98 4/30/20246,860,000 shares $253.34 million -1.9%21.8%16.4 $36.93 4/15/20246,990,000 shares $245.63 million -1.8%22.9%17.3 $35.14 3/31/20247,120,000 shares $276.40 million +1.6%23.3%17.5 $38.82 3/15/20247,010,000 shares $274.02 million +4.3%22.9%15.7 $39.09 2/29/20246,720,000 shares $246.69 million -1.5%22.0%15.4 $36.71 2/15/20246,820,000 shares $231.54 million +0.9%22.3%16.1 $33.95 1/31/20246,760,000 shares $222.81 million +6.5%21.4%16.3 $32.96 1/15/20246,350,000 shares $206.44 million -0.5%20.1%15.2 $32.51 12/31/20236,380,000 shares $196.38 million -3.6%20.2%15.9 $30.78 12/15/20236,620,000 shares $196.22 million +0.3%20.9%18.5 $29.64 11/30/20236,600,000 shares $169.16 million -2.9%20.8%21.7 $25.63 11/15/20236,800,000 shares $169.73 million +13.1%21.5%22.9 $24.96 10/31/20236,010,000 shares $130.78 million -7.3%17.8%22.3 $21.76 10/15/20236,480,000 shares $141.91 million +0.2%19.2%21.2 $21.90 9/30/20236,470,000 shares $144.60 million -6.5%19.2%21.8 $22.35 9/15/20236,920,000 shares $156.74 million -6.5%20.5%23.6 $22.65 8/31/20237,400,000 shares $173.31 million -3.1%21.9%23.7 $23.42 8/15/20237,640,000 shares $181.83 million +28.6%22.6%24.6 $23.80 7/31/20235,940,000 shares $135.19 million -9.6%17.6%18.7 $22.76 7/15/20236,570,000 shares $141.98 million -1.5%19.5%21.2 $21.61 6/30/20236,670,000 shares $143.34 million +2.0%19.8%20.2 $21.49 6/15/20236,540,000 shares $144.73 million +4.1%19.4%19.4 $22.13We recommended Palantir in 2021, now we’re recommending this... (Ad)I believe it could offer you a MAJOR boost to your retirement. And it pays huge dividends to give you a nice stream of income along the way.Our research indicates ONE AI stock is poised to benefit the most. 5/31/20236,280,000 shares $138.60 million -1.3%18.6%19.3 $22.07 5/15/20236,360,000 shares $149.46 million +2.1%19.2%17.7 $23.50 4/30/20236,230,000 shares $144.97 million +0.7%18.7%13.5 $23.27 4/15/20236,190,000 shares $141.94 million +6.2%18.9%13.9 $22.93 3/31/20235,830,000 shares $139.86 million +2.3%17.8%12.6 $23.99 3/15/20235,700,000 shares $134.81 million +4.2%17.4%11.9 $23.65 2/28/20235,470,000 shares $145.12 million +16.1%16.8%11.7 $26.53 2/15/20234,710,000 shares $128.44 million +19.5%14.5%10.8 $27.27 1/31/20233,940,000 shares $110.64 million -0.8%12.2%9.4 $28.08 1/15/20233,970,000 shares $114.06 million +8.5%12.3%13 $28.73 12/30/20223,660,000 shares $84.91 million +2.0%11.3%13 $23.20 12/15/20223,590,000 shares $80.74 million -4.5%11.1%15.8 $22.49 11/30/20223,760,000 shares $82.23 million -4.3%11.6%16.5 $21.87 11/15/20223,930,000 shares $84.61 million +2.3%12.2%17.1 $21.53 10/31/20223,840,000 shares $68.89 million -1.5%11.9%17.3 $17.94 10/15/20223,900,000 shares $69.77 million +2.6%11.9%17.7 $17.89 9/30/20223,800,000 shares $60.88 million +3.0%11.6%16.5 $16.02 9/15/20223,690,000 shares $66.75 million +1.9%11.3%14.4 $18.09 8/31/20223,620,000 shares $63.64 million -1.9%11.1%13.8 $17.58 8/15/20223,690,000 shares $69.34 million +3.4%11.3%13.3 $18.79 7/31/20223,570,000 shares $61.37 million +1.4%11.0%11.3 $17.19 7/15/20223,520,000 shares $58.19 million -2.5%10.8%10.5 $16.53 6/30/20223,610,000 shares $63.97 million -2.7%11.1%10.1 $17.72 6/15/20223,710,000 shares $59.81 million +7.2%11.4%9.9 $16.12 5/31/20223,460,000 shares $54.05 million +4.2%10.6%9.7 $15.62 5/15/20223,320,000 shares $51.92 million No Change10.2%8.2 $15.64 4/30/20223,320,000 shares $53.45 million -0.9%10.2%7.6 $16.10 4/15/20223,350,000 shares $64.25 million -2.1%10.3%8.1 $19.18 3/31/20223,420,000 shares $69.63 million -0.3%10.6%9 $20.36 3/15/20223,430,000 shares $62.22 million -5.3%10.7%10.1 $18.14 2/28/20223,620,000 shares $70.48 million +4.6%11.3%10.4 $19.47 2/15/20223,460,000 shares $75.50 million +4.5%10.4%10.6 $21.82 1/31/20223,310,000 shares $59.08 million -2.4%9.9%13 $17.85 1/15/20223,390,000 shares $62.85 million -2.0%10.1%11.8 $18.54 12/31/20213,460,000 shares $64.63 million -5.7%10.3%12.3 $18.68 12/15/20213,670,000 shares $68.45 million -15.4%11.0%12.6 $18.65 11/30/20214,340,000 shares $76.30 million -9.6%12.9%15.7 $17.58 11/15/20214,800,000 shares $96.05 million +24.7%14.3%17.8 $20.01 10/29/20213,850,000 shares $75.58 million +2.7%11.5%13 $19.63 10/15/20213,750,000 shares $78.68 million +1.1%10.9%13.2 $20.98 9/30/20213,710,000 shares $73.24 million +2.5%10.8%12.5 $19.74 9/15/20213,620,000 shares $71.89 million +6.8%10.5%12 $19.86 8/31/20213,390,000 shares $69.60 million -6.4%9.8%11.4 $20.53 8/13/20213,620,000 shares $64.26 million -12.1%10.5%11.9 $17.75 7/30/20214,120,000 shares $102.55 million -3.3%12.0%15 $24.89 7/15/20214,260,000 shares $100.20 million +1.7%12.5%17.2 $23.52 6/30/20214,190,000 shares $99.05 million -3.2%12.2%17.7 $23.64 6/15/20214,330,000 shares $99.37 million +7.2%12.6%17.3 $22.95 5/28/20214,040,000 shares $96.52 million -3.1%11.8%15.6 $23.89 5/14/20214,170,000 shares $90.66 million -3.9%N/A13.7 $21.74We recommended Palantir in 2021, now we’re recommending this... (Ad)I believe it could offer you a MAJOR boost to your retirement. And it pays huge dividends to give you a nice stream of income along the way.Our research indicates ONE AI stock is poised to benefit the most. 4/30/20214,340,000 shares $96.57 million +0.7%N/A8.2 $22.25 4/15/20214,310,000 shares $103.53 million +1.4%N/A7.8 $24.02 3/31/20214,250,000 shares $101.32 million No Change13.0%7.3 $23.84 3/15/20214,250,000 shares $108.12 million -6.2%13.0%7.1 $25.44 2/26/20214,530,000 shares $117.92 million +8.9%13.9%7.8 $26.03 2/12/20214,160,000 shares $104.50 million -2.1%12.8%7.7 $25.12 1/29/20214,250,000 shares $104.55 million +2.7%13.1%11.7 $24.60 1/15/20214,140,000 shares $92.28 million +6.4%12.8%13.4 $22.29 12/31/20203,890,000 shares $77.49 million -0.8%11.9%13.9 $19.92 12/15/20203,920,000 shares $73.15 million -3.0%12.0%14.9 $18.66 11/30/20204,040,000 shares $77.53 million -14.8%12.3%15 $19.19 11/15/20204,740,000 shares $90.91 million +11.8%14.5%15.7 $19.18 10/30/20204,240,000 shares $76.49 million -4.5%12.9%14.1 $18.04 10/15/20204,440,000 shares $94.13 million +1.4%13.6%13.2 $21.20 9/30/20204,380,000 shares $91.19 million +3.8%13.4%12.5 $20.82 9/15/20204,220,000 shares $80.26 million +2.9%12.9%11.8 $19.02 8/31/20204,100,000 shares $78.15 million +3.3%12.5%10.7 $19.06 8/14/20203,970,000 shares $72.10 million -5.0%12.1%9.7 $18.16 7/31/20204,180,000 shares $65.96 million -3.9%13.0%9.4 $15.78 7/15/20204,350,000 shares $75.52 million -7.1%13.6%10.4 $17.36 6/30/20204,680,000 shares $80.22 million -6.8%14.7%10.3 $17.14 6/15/20205,020,000 shares $88.35 million +13.3%15.8%11 $17.60 5/29/20204,430,000 shares $97.68 million -3.5%13.9%8.7 $22.05 5/15/20204,590,000 shares $101.12 million -6.9%14.3%8.4 $22.03 4/30/20204,930,000 shares $101.66 million +2.9%15.7%6.6 $20.62 4/15/20204,790,000 shares $93.55 million +3.0%15.2%6.6 $19.53 3/31/20204,650,000 shares $95.60 million -16.7%15.0%6.5 $20.56 3/13/20205,582,500 shares $107.74 million +8.4%18.2%8.3 $19.30 2/28/20205,150,000 shares $71.59 million +17.3%16.8%8.1 $13.90 COLL Short Interest - Frequently Asked Questions What is Collegium Pharmaceutical's current short interest? Short interest is the volume of Collegium Pharmaceutical shares that have been sold short but have not yet been covered or closed out. As of January 31st, traders have sold 5,680,000 shares of COLL short. 18.30% of Collegium Pharmaceutical's shares are currently sold short. Learn More on Collegium Pharmaceutical's current short interest. What is a good short interest ratio for Collegium Pharmaceutical? 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. COLL shares currently have a short interest ratio of 12.0. Learn More on Collegium Pharmaceutical's short interest ratio. Which institutional investors are shorting Collegium Pharmaceutical? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Collegium Pharmaceutical: Citadel Advisors LLC, Concourse Financial Group Securities Inc., and Wolverine 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 Collegium Pharmaceutical? 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. 18.30% of Collegium Pharmaceutical's floating shares are currently sold short. Is Collegium Pharmaceutical's short interest increasing or decreasing? Collegium Pharmaceutical saw a increase in short interest during the month of January. As of January 31st, there was short interest totaling 5,680,000 shares, an increase of 1.1% from the previous total of 5,620,000 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 Collegium Pharmaceutical's float size? Collegium Pharmaceutical currently has issued a total of 32,250,000 shares. Some of Collegium Pharmaceutical'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. Collegium Pharmaceutical currently has a public float of 31,030,000 shares. How does Collegium Pharmaceutical's short interest compare to its competitors? 18.30% of Collegium Pharmaceutical's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Collegium Pharmaceutical: Organon & Co. (6.46%), Biohaven Ltd. (9.34%), Alvotech (0.37%), PTC Therapeutics, Inc. (5.39%), Arcellx, Inc. (18.01%), Rhythm Pharmaceuticals, Inc. (8.35%), Scholar Rock Holding Co. (16.66%), Akero Therapeutics, Inc. (5.20%), Apellis Pharmaceuticals, Inc. (13.71%), Crinetics Pharmaceuticals, Inc. (7.96%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Co. ($5.21 billion), Charter Communications, Inc. ($4.07 billion), Reddit, Inc. ($3.33 billion), The Kroger Co. ($2.67 billion), Cencora, Inc. ($2.29 billion), Hims & Hers Health, Inc. ($2.17 billion), SoFi Technologies, Inc. ($1.99 billion), Live Nation Entertainment, Inc. ($1.87 billion), Rivian Automotive, Inc. ($1.76 billion), and Moderna, Inc. ($1.60 billion). View all of the most shorted stocks. What does it mean to sell short Collegium Pharmaceutical stock? Short selling COLL is an investing strategy that aims to generate trading profit from Collegium Pharmaceutical as its price is falling. COLL shares are trading down $0.62 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 Collegium Pharmaceutical? A short squeeze for Collegium Pharmaceutical 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 COLL, which in turn drives the price of the stock up even further. How often is Collegium Pharmaceutical'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 COLL, twice per month. The most recent reporting period available is January, 31 2025. 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