Calithera Biosciences (CALA) Short Interest Ratio & Short Volume $0.0001 0.00 (0.00%) As of 10/3/2025 10:47 AM Eastern Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsInsider TradesSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Calithera Biosciences Short Interest DataCalithera Biosciences (CALA) has a short interest of 6,800 shares. This marks a 0.00% change in short interest from the previous month. The short interest ratio (days to cover) is 6.8, indicating that it would take 6.8 days of the average trading volume of 8,959 shares to cover all short positions.Current Short Interest6,800 sharesPrevious Short Interest6,800 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$0.00Short Interest Ratio6.8 Days to CoverLast Record DateSeptember 15, 2025Outstanding Shares4,870,000 sharesPercentage of Shares Shorted0.14%Today's Trading Volume307 sharesAverage Trading Volume8,959 sharesToday's Volume Vs. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCALA Short Interest Over TimeCALA Days to Cover Over TimeCALA Percentage of Float Shorted Over Time Calithera Biosciences Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/15/20256,800 shares $0.00 No ChangeN/A6.8 $0.00 8/31/20256,800 shares $1.36 No Change0.1%3.8 $0.00 8/15/20256,800 shares $6.80 No ChangeN/A6.8 $0.00 7/31/20256,800 shares $0.00 No Change0.1%13.6 $0.00 7/15/20256,800 shares $0.68 -65.0%N/A2.5 $0.00 6/30/202519,400 shares $19.40 No Change0.4%8.4 $0.00 6/15/202519,400 shares $38.80 No Change0.4%48.5 $0.00 5/31/202519,400 shares $54.32 No Change0.4%97 $0.00 5/15/202519,400 shares $11.64 No ChangeN/A6.1 $0.00 4/30/202519,400 shares $97.00 No ChangeN/A194 $0.01 Get the Latest News and Ratings for CALA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Calithera Biosciences and its competitors with MarketBeat's FREE daily newsletter. 4/15/202519,400 shares $11.64 No ChangeN/A6.7 $0.00 3/14/202519,400 shares $11.64 No ChangeN/A0.3 $0.00 2/28/202519,400 shares $11.64 No ChangeN/A194 $0.00 2/14/202519,400 shares $11.64 No ChangeN/A97 $0.00 1/31/202519,400 shares $11.64 No ChangeN/A0.8 $0.00 1/15/202519,400 shares $1.94 No ChangeN/A4.5 $0.00 1/31/2023366,600 shares $150.31 thousand -12.2%7.7%1.2 $0.41 1/15/2023417,300 shares $219.62 thousand +35.0%8.7%1.9 $0.53 12/30/2022309,200 shares $1.01 million +108.2%6.5%1.7 $3.26 12/15/2022148,500 shares $246.51 thousand +0.6%3.1%2 $1.66 11/30/2022147,600 shares $287.82 thousand +0.3%3.1%2.5 $1.95 11/15/2022147,200 shares $350.34 thousand -14.4%3.1%2.2 $2.38 10/31/2022171,900 shares $431.47 thousand -7.9%3.6%2.3 $2.51 10/15/2022186,600 shares $464.63 thousand +18.9%4.0%2.1 $2.49 9/30/2022156,900 shares $461.29 thousand +20.3%3.4%1.5 $2.94 9/15/2022130,400 shares $481.18 thousand +6.1%2.8%1.6 $3.69 8/31/2022122,900 shares $478.08 thousand -32.3%2.6%1.1 $3.89 8/15/2022181,600 shares $750.92 thousand +6.4%3.9%1.4 $4.14 7/31/2022170,700 shares $542.83 thousand +18.4%3.7%1.1 $3.18 7/15/2022144,200 shares $376.36 thousand -27.2%3.2%0.8 $2.61 6/30/2022198,100 shares $487.33 thousand +70.5%4.4%1.1 $2.46 6/15/2022116,200 shares $6.39 million -93.7%3.1%0.6 $55.00 5/31/20221,850,000 shares $379.99 thousand -10.2%N/A0.5 $0.21 5/15/20222,060,000 shares $473.80 thousand +28.8%N/A0.7 $0.23 4/30/20221,600,000 shares $393.60 thousand -37.0%N/A0.7 $0.25 4/15/20222,540,000 shares $787.40 thousand +32.3%N/A0.9 $0.31 3/31/20221,920,000 shares $775.68 thousand +22.3%2.7%0.9 $0.40 3/15/20221,570,000 shares $712.78 thousand +20.8%2.3%1.1 $0.45 2/28/20221,300,000 shares $630.50 thousand -2.3%1.9%0.9 $0.49 2/15/20221,330,000 shares $658.48 thousand +23.2%1.9%0.8 $0.50 1/31/20221,080,000 shares $702 thousand +133.7%1.6%0.5 $0.65 1/15/2022462,100 shares $250.46 thousand +18.2%0.7%0.2 $0.54 12/31/2021391,100 shares $260.08 thousand -36.3%0.6%0.2 $0.67 12/15/2021613,700 shares $435.17 thousand -3.0%0.9%0.4 $0.71 11/30/2021632,500 shares $523.46 thousand -29.8%0.9%0.4 $0.83 11/15/2021900,900 shares $909.91 thousand -58.9%1.3%0.6 $1.01 10/29/20212,190,000 shares $4.23 million +10.6%3.2%1.9 $1.93 10/15/20211,980,000 shares $4.04 million +12.5%2.9%3.7 $2.04 9/30/20211,760,000 shares $3.84 million +7.3%2.6%3.1 $2.18 9/15/20211,640,000 shares $3.44 million -31.7%2.4%2.3 $2.10 8/31/20212,400,000 shares $5.88 million -9.8%3.5%3.3 $2.45 8/13/20212,660,000 shares $6.09 million +35.0%3.9%3.2 $2.29 7/30/20211,970,000 shares $3.84 million -6.6%2.9%2 $1.95 7/15/20212,110,000 shares $4.28 million -3.7%3.1%2.1 $2.03 6/30/20212,190,000 shares $4.58 million -28.4%3.2%2.2 $2.09 6/15/20213,060,000 shares $6.85 million +1.0%4.5%3.5 $2.24 5/28/20213,030,000 shares $6.91 million -5.6%4.5%3.3 $2.28 5/14/20213,210,000 shares $6.36 million +23.9%N/A3.4 $1.98 4/30/20212,590,000 shares $5.70 million +15.1%N/A2.8 $2.20 4/15/20212,250,000 shares $4.93 million +24.3%N/A2.1 $2.19 3/31/20211,810,000 shares $4.42 million -0.6%N/A1.3 $2.44 3/15/20211,820,000 shares $5.26 million -28.1%N/A1.1 $2.89 2/26/20212,530,000 shares $7.36 million -15.7%N/A1.5 $2.91 2/12/20213,000,000 shares $9.33 million -9.1%N/A1.8 $3.11 1/29/20213,300,000 shares $9.60 million -7.6%N/A2.2 $2.91 1/15/20213,570,000 shares $13.07 million +10.9%N/A2.5 $3.66 12/31/20203,220,000 shares $16.45 million +59.4%N/A2.9 $5.11 12/15/20202,020,000 shares $9.92 million +5.8%N/A3.2 $4.91 11/30/20201,910,000 shares $9.34 million -30.0%N/A3.6 $4.89 11/15/20202,730,000 shares $12.56 million -11.1%N/A5.1 $4.60 10/30/20203,070,000 shares $11.02 million -5.3%N/A6.3 $3.59 10/15/20203,240,000 shares $12.73 million +0.3%N/A5.8 $3.93 CALA Short Interest - Frequently Asked Questions What is Calithera Biosciences' current short interest? Short interest is the volume of Calithera Biosciences shares that have been sold short but have not yet been closed out or covered. As of September 15th, investors have sold 6,800 shares of CALA short. Learn More on Calithera Biosciences' current short interest. What is a good short interest ratio for Calithera Biosciences? 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. CALA shares currently have a short interest ratio of 7.0. Learn More on Calithera Biosciences's short interest ratio. How does Calithera Biosciences' short interest compare to its competitors? Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Calithera Biosciences: Clever Leaves Holdings Inc. (0.48%), CytoMed Therapeutics Limited (0.97%), Eloxx Pharmaceuticals, Inc. (0.07%), Galapagos NV (3.35%), Indivior PLC (6.05%), InterCure Ltd. (0.07%), IO Biotech, Inc. (2.17%), MediciNova, Inc. (0.27%), Minerva Neurosciences, Inc (0.75%), Neonc Technologies Holdings, Inc. (2.19%), 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 Corporation ($8.81 billion), Canadian Natural Resources Limited ($5.82 billion), Reddit Inc. ($5.19 billion), Coinbase Global, Inc. ($4.52 billion), Robinhood Markets, Inc. ($4.30 billion), Charter Communications, Inc. ($3.75 billion), CoreWeave Inc. ($3.66 billion), Seagate Technology Holdings PLC ($3.57 billion), Live Nation Entertainment, Inc. ($3.33 billion), and Rocket Lab Corporation ($3.26 billion). View all of the most shorted stocks. What does it mean to sell short Calithera Biosciences stock? Short selling CALA is an investing strategy that aims to generate trading profit from Calithera Biosciences as its price is falling. 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 Calithera Biosciences? A short squeeze for Calithera Biosciences 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 CALA, which in turn drives the price of the stock up even further. How often is Calithera Biosciences' 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 CALA, twice per month. The most recent reporting period available is September, 15 2025. 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