Codexis (CDXS) Short Interest Ratio & Short Volume $2.82 -0.06 (-2.08%) Closing price 04:00 PM EasternExtended Trading$2.82 0.00 (-0.18%) As of 07:21 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Codexis Short Interest DataCodexis (CDXS) has a short interest of 7.10 million shares, representing 8.75% of the float (the number of shares available for trading by the public). This marks a 11.64% increase in short interest from the previous month. The short interest ratio (days to cover) is 8.4, indicating that it would take 8.4 days of the average trading volume of 755,432 shares to cover all short positions.Current Short Interest7,100,000 sharesPrevious Short Interest6,360,000 sharesChange Vs. Previous Month+11.64%Dollar Volume Sold Short$17.32 millionShort Interest Ratio8.4 Days to CoverLast Record DateJune 30, 2025Outstanding Shares82,850,000 sharesShort Percent of Float8.75%Today's Trading Volume617,694 sharesAverage Trading Volume755,432 sharesToday's Volume Vs. Average82% Short Selling Codexis? Sign up to receive the latest short interest report for Codexis and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCDXS Short Interest Over TimeCDXS Days to Cover Over TimeCDXS Percentage of Float Shorted Over Time Codexis Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/30/20257,100,000 shares $17.32 million +11.6%8.8%8.4 $2.44 6/15/20256,360,000 shares $14.18 million +17.6%7.8%7.3 $2.23 5/31/20255,410,000 shares $12.50 million -5.6%6.8%5.9 $2.31 5/15/20255,730,000 shares $14.38 million +0.7%7.2%5.7 $2.51 4/30/20255,690,000 shares $13.09 million +6.2%N/A6.6 $2.30 4/15/20255,360,000 shares $12.06 million +4.9%6.7%6 $2.25 3/31/20255,110,000 shares $13.75 million +11.8%6.4%5.6 $2.69 3/15/20254,570,000 shares $12.70 million +50.8%5.7%5.4 $2.78 2/28/20253,030,000 shares $9.21 million -0.7%3.8%3.7 $3.04 2/15/20253,050,000 shares $13.15 million +3.0%3.8%4.4 $4.31 Get the Latest News and Ratings for CDXS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Codexis and its competitors with MarketBeat's FREE daily newsletter. 1/31/20252,960,000 shares $12.40 million +24.4%N/A4.1 $4.19 1/15/20252,380,000 shares $11.59 million +3.9%N/A3.3 $4.87 12/31/20242,290,000 shares $10.92 million +20.5%N/A3.4 $4.77 12/15/20241,900,000 shares $10.51 million +10.5%N/A2.9 $5.53 11/30/20241,720,000 shares $7.88 million +2.4%N/A2.4 $4.58 11/15/20241,680,000 shares $6.52 million -13.9%N/A2.5 $3.88 10/31/20241,950,000 shares $6.12 million -2.5%N/A3.2 $3.14 10/15/20242,000,000 shares $6.78 million -11.5%N/A3.6 $3.39 9/30/20242,260,000 shares $6.96 million +4.2%N/A4 $3.08 9/15/20242,170,000 shares $6.03 million -5.7%N/A3.8 $2.78 8/31/20242,300,000 shares $6.65 million +17.4%N/A6.1 $2.89 8/15/20241,960,000 shares $5.51 million -3.5%N/A4.8 $2.81 7/31/20242,030,000 shares $7.27 million -8.1%N/A4.9 $3.58 7/15/20242,210,000 shares $7.23 million +5.2%N/A4.9 $3.27 6/30/20242,100,000 shares $6.51 million -5.8%N/A4.9 $3.10 6/15/20242,230,000 shares $6.80 million +9.9%N/A5.3 $3.05 5/31/20242,030,000 shares $6.86 million -11.7%N/A4.4 $3.38 5/15/20242,300,000 shares $8.51 million -4.2%N/A3.9 $3.70 4/30/20242,400,000 shares $6.98 million +1.3%N/A4 $2.91 4/15/20242,370,000 shares $6.38 million -0.4%N/A4.2 $2.69 3/31/20242,380,000 shares $8.31 million +3.9%N/A4 $3.49 3/15/20242,290,000 shares $7.63 million -9.8%N/A3.6 $3.33 2/29/20242,540,000 shares $11.81 million +0.8%N/A3.2 $4.65 2/15/20242,520,000 shares $8.16 million No ChangeN/A3.4 $3.24 1/31/20242,520,000 shares $6.63 million +1.6%N/A3.4 $2.63 1/15/20242,480,000 shares $7.09 million -3.9%N/A3.2 $2.86 12/31/20232,580,000 shares $7.87 million -13.7%N/A3.2 $3.05 12/15/20232,990,000 shares $8.61 million +2.4%N/A3.5 $2.88 11/30/20232,920,000 shares $6.89 million -6.1%N/A3.6 $2.36 11/15/20233,110,000 shares $6.50 million +12.3%N/A3.7 $2.09Miss This Window And You Miss Everything (Ad)There’s a moment in every crypto cycle when everything just clicks — and that moment is now. 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Join The Crypto Code Workshop + get $10 in Bitcoin for attending 10/31/20232,770,000 shares $4.60 million +9.9%N/A2.9 $1.66 10/15/20232,520,000 shares $5.01 million +7.2%N/A2.5 $1.99 9/30/20232,350,000 shares $4.44 million -2.1%N/A2.1 $1.89 9/15/20232,400,000 shares $4.66 million +1.7%N/A2.2 $1.94 8/31/20232,360,000 shares $4.11 million -16.6%N/A2.4 $1.74 8/15/20232,830,000 shares $5.21 million +2.9%N/A2.5 $1.84 7/31/20232,750,000 shares $9.90 million -6.5%N/A2.6 $3.60 7/15/20232,940,000 shares $9.23 million -8.4%4.6%3.1 $3.14 6/30/20233,210,000 shares $8.99 million +2.2%5.0%3.5 $2.80 6/15/20233,140,000 shares $9.01 million -19.9%4.9%3.5 $2.87 5/31/20233,920,000 shares $8.66 million +1.0%6.1%4.7 $2.21 5/15/20233,880,000 shares $10.71 million -1.5%6.0%5.4 $2.76 4/30/20233,940,000 shares $15.44 million -9.4%6.1%6.4 $3.92 4/15/20234,350,000 shares $17.84 million -11.0%6.9%7.1 $4.10 3/31/20234,890,000 shares $20.24 million No Change7.7%7.8 $4.14 3/15/20234,890,000 shares $20.34 million -1.6%7.7%7.5 $4.16 2/28/20234,970,000 shares $24.03 million +4.2%7.8%7.4 $4.84 2/15/20234,770,000 shares $27.14 million -0.2%7.5%6.9 $5.69 1/31/20234,780,000 shares $29.40 million -5.7%7.5%5.9 $6.15 1/15/20235,070,000 shares $31.84 million -7.0%8.0%6.2 $6.28 12/30/20225,450,000 shares $25.40 million -0.7%8.6%6.4 $4.66 12/15/20225,490,000 shares $30.30 million +1.7%8.6%6.6 $5.52 11/30/20225,400,000 shares $29.54 million +7.8%8.5%6.6 $5.47 11/15/20225,010,000 shares $34.07 million -2.5%7.9%6.1 $6.80 10/31/20225,140,000 shares $28.89 million -3.6%8.1%7.1 $5.62 10/15/20225,330,000 shares $26.70 million +0.6%8.4%6.7 $5.01 9/30/20225,300,000 shares $32.12 million -3.6%8.4%5 $6.06 9/15/20225,500,000 shares $39.82 million No Change8.7%5.2 $7.24 8/31/20225,500,000 shares $38.56 million +1.9%8.7%5.1 $7.01 8/15/20225,400,000 shares $48.17 million +2.1%8.5%4.8 $8.92 7/31/20225,290,000 shares $36.29 million -4.3%8.4%4.5 $6.86 7/15/20225,530,000 shares $36.89 million +1.7%8.8%4.8 $6.67 6/30/20225,440,000 shares $56.90 million +3.8%8.6%6.3 $10.46 6/15/20225,240,000 shares $45.80 million -7.1%8.3%6.3 $8.74 5/31/20225,640,000 shares $60.24 million +6.2%8.9%7.2 $10.68 5/15/20225,310,000 shares $58.25 million +6.4%8.4%6.6 $10.97 4/30/20224,990,000 shares $60.03 million +6.9%7.9%5.9 $12.03 4/15/20224,670,000 shares $85.88 million -2.9%7.4%5.6 $18.39 3/31/20224,810,000 shares $99.18 million -4.2%7.6%6 $20.62 3/15/20225,020,000 shares $87.30 million -4.4%8.0%6.2 $17.39 2/28/20225,250,000 shares $104.63 million +2.9%8.3%6.3 $19.93 2/15/20225,100,000 shares $104.75 million -43.1%8.1%6.3 $20.54 1/31/20228,960,000 shares $183.68 million No Change14.3%11.1 $20.50 1/15/20228,960,000 shares $210.56 million -1.7%N/A12.1 $23.50 12/31/20219,110,000 shares $284.87 million +10.0%14.5%11.8 $31.27 12/15/20218,280,000 shares $262.06 million +11.7%13.2%9.4 $31.65 11/30/20217,410,000 shares $257.20 million +14.7%11.8%9.2 $34.71 11/15/20216,460,000 shares $234.18 million +0.3%10.3%8.7 $36.25 10/29/20216,440,000 shares $223.92 million -0.8%10.3%9.7 $34.77 10/15/20216,490,000 shares $183.86 million -2.1%10.4%11.2 $28.33Miss This Window And You Miss Everything (Ad)There’s a moment in every crypto cycle when everything just clicks — and that moment is now. 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Join The Crypto Code Workshop + get $10 in Bitcoin for attending 9/30/20216,630,000 shares $154.21 million -0.8%10.6%13.8 $23.26 9/15/20216,680,000 shares $165.33 million -0.6%10.7%20.5 $24.75 8/31/20216,720,000 shares $181.57 million -3.3%10.8%19.3 $27.02 8/13/20216,950,000 shares $164.92 million +2.1%11.1%19 $23.73 7/30/20216,810,000 shares $144.10 million +2.0%10.9%17 $21.16 7/15/20216,680,000 shares $131.26 million -5.5%10.7%15.9 $19.65 6/30/20217,070,000 shares $160.21 million +0.7%11.3%16.5 $22.66 6/15/20217,020,000 shares $146.37 million -0.7%11.3%14.1 $20.85 5/28/20217,070,000 shares $144.94 million +0.9%11.3%13.6 $20.50 5/14/20217,010,000 shares $123.31 million +10.1%N/A11.5 $17.59 4/30/20216,370,000 shares $150.65 million +1.6%N/A10.2 $23.65 4/15/20216,270,000 shares $153.80 million +5.7%N/A9.3 $24.53 3/31/20215,930,000 shares $124.89 million +1.7%N/A8.3 $21.06 3/15/20215,830,000 shares $122.55 million +11.3%N/A7.6 $21.02 2/26/20215,240,000 shares $111.30 million +11.0%N/A6.7 $21.24 2/12/20214,720,000 shares $125.88 million -6.0%N/A6.7 $26.67 1/29/20215,020,000 shares $117.62 million -9.4%N/A7.6 $23.43 1/15/20215,540,000 shares $142.10 million -8.0%N/A9.5 $25.65 12/31/20206,020,000 shares $136.59 million +30.3%N/A11.6 $22.69 12/15/20204,620,000 shares $87.04 million -5.9%N/A9.9 $18.84 11/30/20204,910,000 shares $88.43 million +2.9%N/A14.2 $18.01 11/15/20204,770,000 shares $74.51 million +10.7%8.5%15.7 $15.62 10/30/20204,310,000 shares $59.09 million -6.5%7.7%15.4 $13.71 10/15/20204,610,000 shares $65.09 million -3.6%8.3%15.8 $14.12 9/30/20204,780,000 shares $56.12 million +3.7%8.6%15.8 $11.74 9/15/20204,610,000 shares $55.46 million -2.1%8.3%14.2 $12.03 8/31/20204,710,000 shares $65.00 million -5.2%8.5%13.9 $13.80 8/14/20204,970,000 shares $66.15 million +8.8%8.9%13.2 $13.31 7/31/20204,570,000 shares $54.06 million -10.4%8.2%10.7 $11.83 CDXS Short Interest - Frequently Asked Questions What is Codexis' current short interest? Short interest is the volume of Codexis shares that have been sold short but have not yet been covered or closed out. As of June 30th, investors have sold 7,100,000 shares of CDXS short. 8.75% of Codexis' shares are currently sold short. Learn More on Codexis' current short interest. What is a good short interest ratio for Codexis? 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. CDXS shares currently have a short interest ratio of 8.0. Learn More on Codexis's short interest ratio. What is a good short interest percentage for Codexis? 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. 8.75% of Codexis' floating shares are currently sold short. Is Codexis' short interest increasing or decreasing? Codexis saw a increase in short interest in June. As of June 30th, there was short interest totaling 7,100,000 shares, an increase of 11.6% from the previous total of 6,360,000 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 Codexis' short interest compare to its competitors? 8.75% of Codexis' shares are currently sold short. Here is how the short interest of companies in the industry of "biotechnology" compare to Codexis: Geron Corporation (10.68%), Regulus Therapeutics Inc. (3.07%), Myriad Genetics, Inc. (8.31%), Lexicon Pharmaceuticals, Inc. (10.67%), Emergent Biosolutions Inc. (19.28%), Rigel Pharmaceuticals, Inc. (12.49%), XOMA Royalty Corporation (373.23%), Vanda Pharmaceuticals Inc. (7.68%), Verastem, Inc. (0.70%), Agenus Inc. (9.73%), 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 ($72.10 billion), Invesco QQQ ($26.89 billion), iShares Russell 2000 ETF ($19.61 billion), MicroStrategy Incorporated ($9.52 billion), iShares 20+ Year Treasury Bond ETF ($8.70 billion), WD-40 Company ($7.66 billion), Technology Select Sector SPDR Fund ($6.10 billion), Invesco S&P 500 Equal Weight ETF ($5.80 billion), Invesco S&P 500 Top 50 ETF ($5.53 billion), and Vanguard Large-Cap ETF ($5.35 billion). View all of the most shorted stocks. What does it mean to sell short Codexis stock? Short selling CDXS is an investing strategy that aims to generate trading profit from Codexis as its price is falling. CDXS shares are trading down $0.06 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 Codexis? A short squeeze for Codexis 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 CDXS, which in turn drives the price of the stock up even further. How often is Codexis' 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 CDXS, twice per month. The most recent reporting period available is June, 30 2025. More Short Interest Resources from MarketBeat Related Companies Geron Short Interest Regulus Therapeutics Short Interest Myriad Genetics Short Interest Lexicon Pharmaceuticals Short Interest Emergent Biosolutions Short Interest Rigel Pharmaceuticals Short Interest XOMA Royalty Short Interest Vanda Pharmaceuticals Short Interest Verastem Short Interest Agenus Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:CDXS) was last updated on 7/18/2025 by MarketBeat.com Staff From Our PartnersUtah’s New Oil FindThe Real Reason 218,000 Acres Just Vanished The government just quietly leased 218,000 acres in the middle ...Stansberry Research | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredCritical AI announcement set to ignite AI 2.0 I just put together an urgent new presentation that you need to see right away. 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