OraSure Technologies (OSUR) Short Interest Ratio & Short Volume $3.03 +0.03 (+1.00%) Closing price 04:00 PM EasternExtended Trading$3.04 +0.01 (+0.17%) As of 04:12 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 OraSure Technologies Short Interest DataOraSure Technologies (OSUR) has a short interest of 2.51 million shares, representing 3.53% of the float (the number of shares available for trading by the public). This marks a 13.06% increase in short interest from the previous month. The short interest ratio (days to cover) is 3.7, indicating that it would take 3.7 days of the average trading volume of 765,654 shares to cover all short positions.Current Short Interest2,510,000 sharesPrevious Short Interest2,220,000 sharesChange Vs. Previous Month+13.06%Dollar Volume Sold Short$7.40 millionShort Interest Ratio3.7 Days to CoverLast Record DateMay 31, 2025Outstanding Shares74,800,000 sharesFloat Size71,040,000 sharesShort Percent of Float3.53%Today's Trading Volume459,988 sharesAverage Trading Volume765,654 sharesToday's Volume Vs. Average60% Short Selling OraSure Technologies? Sign up to receive the latest short interest report for OraSure Technologies and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartOSUR Short Interest Over TimeOSUR Days to Cover Over TimeOSUR Percentage of Float Shorted Over Time OraSure Technologies Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/31/20252,510,000 shares $7.40 million +13.1%3.5%3.7 $2.95 5/15/20252,220,000 shares $5.46 million +4.7%3.1%2.9 $2.46 4/30/20252,120,000 shares $6.34 million +1.0%3.0%2.9 $2.99 4/15/20252,100,000 shares $6.15 million -1.9%2.9%2.6 $2.93 3/31/20252,140,000 shares $7.21 million -5.3%3.0%2.4 $3.37 3/15/20252,260,000 shares $7.93 million -7.8%3.2%2.5 $3.51 2/28/20252,450,000 shares $8.53 million +10.4%3.4%2.6 $3.48 2/15/20252,220,000 shares $8.72 million +16.2%3.1%2.4 $3.93 1/31/20251,910,000 shares $7.68 million +17.2%N/A2.2 $4.02 1/15/20251,630,000 shares $6.13 million +8.7%N/A2 $3.76 Get the Latest News and Ratings for OSUR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for OraSure Technologies and its competitors with MarketBeat's FREE daily newsletter. 12/31/20241,500,000 shares $5.42 million +7.1%N/A2 $3.61 12/15/20241,400,000 shares $5.47 million +8.5%N/A2 $3.91 11/30/20241,290,000 shares $4.90 million +17.3%N/A2 $3.80 11/15/20241,100,000 shares $4.24 million +2.8%N/A1.7 $3.85 10/31/20241,070,000 shares $4.35 million -3.6%N/A1.8 $4.07 10/15/20241,110,000 shares $4.47 million +2.8%N/A1.8 $4.03 9/30/20241,080,000 shares $4.61 million -20.6%N/A1.6 $4.27 9/15/20241,360,000 shares $6.05 million -33.3%N/A1.7 $4.45 8/31/20242,040,000 shares $9.14 million -7.3%N/A1.8 $4.48 8/15/20242,200,000 shares $9.06 million -0.9%N/A1.9 $4.12 7/31/20242,220,000 shares $9.95 million -12.9%N/A1.8 $4.48 7/15/20242,550,000 shares $10.97 million +14.9%3.6%2.1 $4.30 6/30/20242,220,000 shares $9.46 million -50.0%3.1%1.9 $4.26 6/15/20244,440,000 shares $19.62 million -9.2%6.2%3.8 $4.42 5/31/20244,890,000 shares $23.13 million +14.3%6.8%5.1 $4.73 5/15/20244,280,000 shares $23.05 million +14.1%6.0%4.5 $5.39 4/30/20243,750,000 shares $19.84 million +11.9%N/A4.1 $5.29 4/15/20243,350,000 shares $18.12 million +13.2%4.8%3.7 $5.41 3/31/20242,960,000 shares $18.20 million -29.2%4.2%3.2 $6.15 3/15/20244,180,000 shares $27.80 million +4.5%6.0%4.6 $6.65 2/29/20244,000,000 shares $28.78 million +8.4%5.7%4.7 $7.20 2/15/20243,690,000 shares $25.42 million -1.9%5.3%4.9 $6.89 1/31/20243,760,000 shares $27.71 million +11.9%5.4%5 $7.37 1/15/20243,360,000 shares $27.22 million -5.4%4.8%4.8 $8.10 12/31/20233,550,000 shares $29.11 million +8.2%5.1%5.6 $8.20 12/15/20233,280,000 shares $25.09 million +5.1%4.7%5.4 $7.65 11/30/20233,120,000 shares $22.84 million -4.9%4.5%5.7 $7.32 11/15/20233,280,000 shares $22.76 million +13.1%4.7%6.2 $6.94 10/31/20232,900,000 shares $14.96 million +8.2%4.1%5.4 $5.16 10/15/20232,680,000 shares $14.42 million -0.4%3.8%4.3 $5.38We’ve Entered the Most Bullish Phase of the Cycle (Ad)It happens like clockwork. 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Don’t miss it.The Most Profitable Phase of Crypto Just Started - PLUS Claim your $10 in Bitcoin 9/30/20232,690,000 shares $15.95 million +16.0%3.8%4.3 $5.93 9/15/20232,320,000 shares $12.83 million -5.3%3.3%3.6 $5.53 8/31/20232,450,000 shares $15.83 million -0.4%3.5%3.9 $6.46 8/15/20232,460,000 shares $16.01 million No Change3.5%3.7 $6.51 7/31/20232,460,000 shares $11.61 million +29.5%3.5%3.5 $4.72 7/15/20231,900,000 shares $8.89 million +8.6%2.7%3.1 $4.68 6/30/20231,750,000 shares $8.77 million +11.5%2.5%2.9 $5.01 6/15/20231,570,000 shares $8.59 million +12.1%2.3%2.5 $5.47 5/31/20231,400,000 shares $7.04 million -5.4%2.0%2.3 $5.03 5/15/20231,480,000 shares $7.93 million +15.6%2.1%2.4 $5.36 4/30/20231,280,000 shares $8.70 million No Change1.8%2.1 $6.80 4/15/20231,280,000 shares $8.64 million -5.9%1.8%2.1 $6.75 3/31/20231,360,000 shares $8.23 million -12.3%2.0%2.3 $6.05 3/15/20231,550,000 shares $9.42 million +15.7%2.2%2.8 $6.08 2/28/20231,340,000 shares $8.46 million +8.9%1.9%2.6 $6.31 2/15/20231,230,000 shares $6.80 million -8.9%1.8%2.3 $5.53 1/31/20231,350,000 shares $7.53 million -4.9%1.9%2.8 $5.58 1/15/20231,420,000 shares $7.33 million -10.7%2.0%3 $5.16 12/30/20221,590,000 shares $7.66 million -0.6%2.3%3.2 $4.82 12/15/20221,600,000 shares $8.11 million +5.3%2.3%2.8 $5.07 11/30/20221,520,000 shares $7.66 million -12.6%2.2%2.4 $5.04 11/15/20221,740,000 shares $9.20 million -11.2%2.5%2.7 $5.29 10/31/20221,960,000 shares $8.55 million -14.4%2.8%2.5 $4.36 10/15/20222,290,000 shares $8.89 million -2.1%3.3%2.8 $3.88 9/30/20222,340,000 shares $8.87 million -20.4%3.4%2.5 $3.79 9/15/20222,940,000 shares $12.17 million -7.3%4.2%2.9 $4.14 8/31/20223,170,000 shares $12.97 million -5.4%4.6%2.7 $4.09 8/15/20223,350,000 shares $15.44 million -5.4%4.8%2.1 $4.61 7/31/20223,540,000 shares $10.83 million +19.2%5.1%2.5 $3.06 7/15/20222,970,000 shares $8.64 million -3.9%4.3%2.2 $2.91 6/30/20223,090,000 shares $8.37 million +6.6%4.5%2.4 $2.71 6/15/20222,900,000 shares $8.50 million -12.7%4.9%2.5 $2.93 5/31/20223,320,000 shares $13.78 million +8.5%4.7%3.5 $4.15 5/15/20223,060,000 shares $16.59 million +8.5%4.3%5.7 $5.42 4/30/20222,820,000 shares $17.31 million +4.1%N/A6 $6.14 4/15/20222,710,000 shares $18.27 million -0.4%N/A5.4 $6.74 3/31/20222,720,000 shares $18.44 million -16.8%3.9%4.4 $6.78 3/15/20223,270,000 shares $21.78 million +4.8%4.6%4.9 $6.66 2/28/20223,120,000 shares $24.34 million -3.7%4.4%4 $7.80 2/15/20223,240,000 shares $28.54 million -7.7%4.6%3.7 $8.81 1/31/20223,510,000 shares $31.06 million +27.6%5.0%3.9 $8.85 1/15/20222,750,000 shares $23.40 million +17.5%3.9%2.9 $8.51 12/31/20212,340,000 shares $20.33 million -4.5%3.3%2.7 $8.69 12/15/20212,450,000 shares $22.52 million -25.1%3.5%2.9 $9.19 11/30/20213,270,000 shares $30.51 million -6.0%4.6%3.6 $9.33 11/15/20213,480,000 shares $34.56 million +1.5%4.9%4.4 $9.93 10/29/20213,430,000 shares $36.60 million -3.1%4.8%4.6 $10.67 10/15/20213,540,000 shares $37.21 million +1.7%5.0%4.7 $10.51 9/30/20213,480,000 shares $39.36 million -9.1%4.9%3.9 $11.31 9/15/20213,830,000 shares $40.41 million -6.4%5.4%4.1 $10.55We’ve Entered the Most Bullish Phase of the Cycle (Ad)It happens like clockwork. 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Don’t miss it.The Most Profitable Phase of Crypto Just Started - PLUS Claim your $10 in Bitcoin 8/31/20214,090,000 shares $44.79 million -0.7%5.8%4.9 $10.95 8/13/20214,120,000 shares $44.78 million -25.1%5.8%4.6 $10.87 7/30/20215,500,000 shares $64.85 million -11.0%7.8%6.1 $11.79 7/15/20216,180,000 shares $61.68 million -5.8%8.7%6.7 $9.98 6/30/20216,560,000 shares $66.52 million +0.3%9.3%7.6 $10.14 6/15/20216,540,000 shares $61.80 million +9.2%9.2%7.5 $9.45 5/28/20215,990,000 shares $57.56 million +1.4%8.5%6.8 $9.61 5/14/20215,910,000 shares $55.14 million -9.9%N/A5.6 $9.33 4/30/20216,560,000 shares $59.89 million +2.2%N/A5.8 $9.13 4/15/20216,420,000 shares $65.87 million -2.1%N/A5.8 $10.26 3/31/20216,560,000 shares $72.88 million -3.4%N/A6 $11.11 3/15/20216,790,000 shares $76.52 million +1.5%N/A6 $11.27 2/26/20216,690,000 shares $71.52 million +9.5%N/A5.8 $10.69 2/12/20216,110,000 shares $84.32 million -8.7%N/A5.7 $13.80 1/29/20216,690,000 shares $97.41 million -9.0%N/A5.7 $14.56 1/15/20217,350,000 shares $94.52 million +10.2%N/A5.8 $12.86 12/31/20206,670,000 shares $71.24 million -7.2%N/A4.4 $10.68 12/15/20207,190,000 shares $90.67 million +7.5%N/A4.6 $12.61 11/30/20206,690,000 shares $77.94 million -2.6%N/A3.8 $11.65 11/15/20206,870,000 shares $89.65 million -3.0%N/A3.2 $13.05 10/30/20207,080,000 shares $111.09 million +1.3%N/A3.3 $15.69 10/15/20206,990,000 shares $99.96 million +1.8%N/A2.9 $14.30 9/30/20206,870,000 shares $83.61 million -4.1%N/A3.1 $12.17 9/15/20207,160,000 shares $78.69 million +2.6%N/A3.2 $10.99 8/31/20206,980,000 shares $81.81 million +10.8%N/A3.2 $11.72 8/14/20206,300,000 shares $83.03 million +6.6%N/A3.2 $13.18 7/31/20205,910,000 shares $107.27 million -5.3%N/A3.1 $18.15 7/15/20206,240,000 shares $91.73 million +21.9%N/A3.8 $14.70 6/30/20205,120,000 shares $59.55 million +26.7%N/A3.1 $11.63 OSUR Short Interest - Frequently Asked Questions What is OraSure Technologies' current short interest? Short interest is the volume of OraSure Technologies shares that have been sold short but have not yet been closed out or covered. As of May 31st, investors have sold 2,510,000 shares of OSUR short. 3.53% of OraSure Technologies' shares are currently sold short. Learn More on OraSure Technologies' current short interest. What is a good short interest ratio for OraSure Technologies? 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. OSUR shares currently have a short interest ratio of 4.0. Learn More on OraSure Technologies's short interest ratio. Which institutional investors are shorting OraSure Technologies? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of OraSure Technologies: Simplex Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for OraSure Technologies? 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. 3.53% of OraSure Technologies' floating shares are currently sold short. Is OraSure Technologies' short interest increasing or decreasing? OraSure Technologies saw a increase in short interest in May. As of May 31st, there was short interest totaling 2,510,000 shares, an increase of 13.1% from the previous total of 2,220,000 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 OraSure Technologies' float size? OraSure Technologies currently has issued a total of 74,800,000 shares. Some of OraSure Technologies' 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. OraSure Technologies currently has a public float of 71,040,000 shares. How does OraSure Technologies' short interest compare to its competitors? 3.53% of OraSure Technologies' shares are currently sold short. Here is how the short interest of companies in the sector of "medical" compare to OraSure Technologies: STAAR Surgical (11.46%), Cerus Co. (5.04%), Utah Medical Products, Inc. (3.07%), Anika Therapeutics, Inc. (3.00%), West Pharmaceutical Services, Inc. (2.98%), The Cooper Companies, Inc. (2.58%), Align Technology, Inc. (4.49%), Merit Medical Systems, Inc. (6.08%), Haemonetics Co. (8.70%), ICU Medical, Inc. (4.68%), 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 ($64.96 billion), Invesco QQQ ($27.88 billion), iShares Russell 2000 ETF ($19.94 billion), iShares 20+ Year Treasury Bond ETF ($9.69 billion), MicroStrategy Incorporated ($8.58 billion), SPDR S&P Biotech ETF ($5.72 billion), Invesco S&P 500 Equal Weight ETF ($5.45 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.70 billion), Charter Communications, Inc. ($4.54 billion), and Industrial Select Sector SPDR Fund ($4.49 billion). View all of the most shorted stocks. What does it mean to sell short OraSure Technologies stock? Short selling OSUR is an investing strategy that aims to generate trading profit from OraSure Technologies as its price is falling. OSUR shares are trading up $0.03 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 OraSure Technologies? A short squeeze for OraSure Technologies 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 OSUR, which in turn drives the price of the stock up even further. How often is OraSure Technologies' 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 OSUR, twice per month. The most recent reporting period available is May, 31 2025. More Short Interest Resources from MarketBeat Related Companies STAAR Surgical Short Interest Data Cerus Short Interest Data Utah Medical Products Short Interest Data Anika Therapeutics Short Interest Data West Pharmaceutical Services Short Interest Data Cooper Companies Short Interest Data Align Technology Short Interest Data Merit Medical Systems Short Interest Data Haemonetics Short Interest Data ICU Medical 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:OSUR) was last updated on 6/23/2025 by MarketBeat.com Staff From Our PartnersTrump’s Exec Order #14154 could be a “Millionaire-Maker”Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans...Paradigm Press | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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