OPKO Health (OPK) Short Interest Ratio & Short Volume $1.33 0.00 (0.00%) Closing price 05/16/2025 04:00 PM EasternExtended Trading$1.33 0.00 (0.00%) As of 05/16/2025 07:49 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 InterestSustainabilityTrendsBuy This Stock OPKO Health Short Interest DataOPKO Health (OPK) has a short interest of 34.89 million shares, representing 9.74% of the float (the number of shares available for trading by the public). This marks a -0.20% decrease in short interest from the previous month. The short interest ratio (days to cover) is 7.0, indicating that it would take 7.0 days of the average trading volume of 3.92 million shares to cover all short positions.Current Short Interest34,890,000 sharesPrevious Short Interest34,960,000 sharesChange Vs. Previous Month-0.20%Dollar Volume Sold Short$48.15 millionShort Interest Ratio7.0 Days to CoverLast Record DateApril 30, 2025Outstanding Shares793,053,000 sharesFloat Size358,230,000 sharesShort Percent of Float9.74%Today's Trading Volume4,480,634 sharesAverage Trading Volume3,920,097 sharesToday's Volume Vs. Average114% Short Selling OPKO Health? Sign up to receive the latest short interest report for OPKO Health and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartOPK Short Interest Over TimeOPK Days to Cover Over TimeOPK Percentage of Float Shorted Over Time OPKO Health Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202534,890,000 shares $48.15 million -0.2%9.7%7 $1.38 4/15/202534,960,000 shares $50.34 million -70.0%11.5%7.1 $1.44 3/31/2025116,490,000 shares $193.37 million +5.0%38.3%23.8 $1.66 3/15/2025111,000,000 shares $193.14 million +24.1%36.6%23.9 $1.74 2/28/202589,470,000 shares $155.68 million +1.0%29.5%18.9 $1.74 2/15/202588,630,000 shares $145.35 million 0.0%28.7%26.5 $1.64 1/31/202588,640,000 shares $134.73 million +0.8%28.7%22.7 $1.52 1/15/202587,920,000 shares $129.24 million -3.7%28.5%22.7 $1.47 12/31/202491,330,000 shares $134.26 million +7.7%29.5%23.6 $1.47 12/15/202484,800,000 shares $134.83 million -14.0%27.4%21.5 $1.59 Get the Latest News and Ratings for OPK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for OPKO Health and its competitors with MarketBeat's FREE daily newsletter. 11/30/202498,570,000 shares $151.80 million +3.1%31.0%25.2 $1.54 11/15/202495,640,000 shares $156.85 million -0.2%30.1%25.9 $1.64 10/31/202495,860,000 shares $144.75 million +3.1%30.1%29.6 $1.51 10/15/202492,940,000 shares $136.62 million -5.5%28.5%30.4 $1.47 9/30/202498,370,000 shares $146.57 million +0.1%30.2%29.2 $1.49 9/15/202498,230,000 shares $154.22 million +0.8%30.1%29.7 $1.57 8/31/202497,500,000 shares $163.80 million +7.5%29.9%30.5 $1.68 8/15/202490,680,000 shares $143.27 million +3.9%27.9%26.8 $1.58 7/31/202487,310,000 shares $123.98 million +4.5%26.8%25.8 $1.42 7/15/202483,590,000 shares $119.53 million -0.9%25.5%23 $1.43 6/30/202484,310,000 shares $105.39 million -3.6%25.7%21.8 $1.25 6/15/202487,480,000 shares $109.35 million +0.9%26.7%15.2 $1.25 5/31/202486,700,000 shares $118.78 million +1.7%26.5%12.5 $1.37 5/15/202485,230,000 shares $115.06 million -1.6%26.0%11.1 $1.35 4/30/202486,570,000 shares $105.62 million +10.9%26.4%10.2 $1.22 4/15/202478,030,000 shares $95.98 million -16.6%23.8%8.6 $1.23 3/31/202493,610,000 shares $112.33 million -8.4%28.6%6.7 $1.20 3/15/2024102,160,000 shares $91.41 million +3.1%31.2%7.3 $0.89 2/29/202499,060,000 shares $99.06 million +1.1%27.1%8.3 $1.00 2/15/202497,940,000 shares $99.90 million +0.9%26.7%9 $1.02 1/31/202497,070,000 shares $99.01 million -1.6%23.7%9.6 $1.02 1/15/202498,610,000 shares $96.44 million +265.5%24.1%11.3 $0.98 12/31/202326,980,000 shares $40.74 million -4.3%6.5%3.7 $1.51 12/15/202328,180,000 shares $43.54 million -2.2%6.8%14 $1.55 11/30/202328,800,000 shares $42.05 million -1.1%6.9%14.5 $1.46 11/15/202329,130,000 shares $41.36 million -2.6%7.0%14 $1.42 10/31/202329,920,000 shares $37.40 million -6.2%7.2%13.7 $1.25 10/15/202331,910,000 shares $43.08 million -1.7%7.7%13.4 $1.35 9/30/202332,470,000 shares $51.95 million -3.9%7.8%12.9 $1.60 9/15/202333,800,000 shares $55.43 million -1.8%8.1%9.3 $1.64Elon just did WHAT!? (Ad)As you may recall, Biden and the Fed were working on a central bank digital currency, or CBDC. Had they gotten away with it, the Fed and U.S. banks could have seized control of our financial lives forever. But Trump stopped them cold on January 23rd, 2025, when he outlawed CBDCs… Paving the way for Elon Musk's secret master plan.Click here to see how to claim your stake before they launch to avoid missing out. 8/31/202334,410,000 shares $62.97 million +2.4%8.3%9.1 $1.83 8/15/202333,620,000 shares $61.19 million -0.7%8.1%8.8 $1.82 7/31/202333,870,000 shares $63.00 million -7.2%8.1%8.9 $1.86 7/15/202336,510,000 shares $76.31 million -6.2%8.8%9.9 $2.09 6/30/202338,930,000 shares $84.48 million -2.4%9.4%10.9 $2.17 6/15/202339,880,000 shares $60.62 million -3.5%9.6%15.6 $1.52 5/31/202341,340,000 shares $57.46 million +1.2%9.9%15.1 $1.39 5/15/202340,870,000 shares $70.30 million +1.9%9.8%12.9 $1.72 4/30/202340,120,000 shares $58.98 million +2.8%9.6%13 $1.47 4/15/202339,030,000 shares $60.50 million -3.3%9.4%12.3 $1.55 3/31/202340,360,000 shares $58.93 million +2.9%9.7%12.6 $1.46 3/15/202339,210,000 shares $53.33 million +4.2%9.4%12.2 $1.36 2/28/202337,620,000 shares $42.89 million +7.7%9.0%13.1 $1.14 2/15/202334,930,000 shares $42.27 million -3.6%8.4%13.3 $1.21 1/31/202336,250,000 shares $46.76 million -3.2%8.7%14 $1.29 1/15/202337,440,000 shares $58.78 million -2.5%9.1%15.1 $1.57 12/30/202238,400,000 shares $48 million +4.4%9.3%16.6 $1.25 12/15/202236,770,000 shares $45.96 million -3.5%8.9%16.2 $1.25 11/30/202238,110,000 shares $57.17 million +2.2%9.2%16.9 $1.50 11/15/202237,300,000 shares $65.65 million -0.4%9.0%16.5 $1.76 10/31/202237,450,000 shares $71.16 million +0.0%9.1%15.6 $1.90 10/15/202237,440,000 shares $64.77 million +0.2%9.1%13.8 $1.73 9/30/202237,360,000 shares $70.61 million -2.1%9.0%13.6 $1.89 9/15/202238,150,000 shares $78.59 million -2.3%9.2%13.4 $2.06 8/31/202239,030,000 shares $85.09 million -11.5%10.6%10.1 $2.18 8/15/202244,090,000 shares $115.07 million -11.2%12.0%10.7 $2.61 7/31/202249,640,000 shares $117.15 million +2.0%15.3%11 $2.36 7/15/202248,680,000 shares $134.36 million +1.8%15.0%10.8 $2.76 6/30/202247,810,000 shares $120.96 million -11.8%13.1%10.2 $2.53 6/15/202254,230,000 shares $136.66 million +10.4%13.4%11.3 $2.52 5/31/202249,110,000 shares $147.33 million +2.7%12.1%11.5 $3.00 5/15/202247,840,000 shares $144.96 million +1.9%11.7%11 $3.03 4/30/202246,940,000 shares $126.74 million +4.5%11.4%11.4 $2.70 4/15/202244,930,000 shares $150.07 million -1.5%10.9%9.9 $3.34 3/31/202245,610,000 shares $156.90 million +5.7%11.1%9.3 $3.44 3/15/202243,150,000 shares $143.26 million -6.8%10.5%8.1 $3.32 2/28/202246,320,000 shares $144.98 million +7.4%11.2%8.5 $3.13 2/15/202243,150,000 shares $141.96 million +0.1%10.4%7.8 $3.29 1/31/202243,130,000 shares $135.00 million -1.5%10.4%8 $3.13 1/15/202243,780,000 shares $198.32 million -12.7%10.6%8.5 $4.53 12/31/202150,120,000 shares $241.08 million +1.9%12.1%11.7 $4.81 12/15/202149,210,000 shares $200.78 million 0.0%11.9%12.2 $4.08 11/30/202149,220,000 shares $193.43 million +3.3%11.9%14.7 $3.93 11/15/202147,630,000 shares $192.43 million -1.2%11.5%15.6 $4.04 10/29/202148,200,000 shares $182.68 million -0.2%11.7%16.1 $3.79 10/15/202148,290,000 shares $179.64 million -1.2%11.7%15.7 $3.72 9/30/202148,890,000 shares $178.45 million -2.5%11.8%14.4 $3.65 9/15/202150,160,000 shares $187.60 million -2.5%12.1%12.9 $3.74 8/31/202151,420,000 shares $198.48 million -5.8%12.6%12.8 $3.86 8/13/202154,600,000 shares $200.93 million +1.0%13.3%13 $3.68Elon just did WHAT!? (Ad)As you may recall, Biden and the Fed were working on a central bank digital currency, or CBDC. Had they gotten away with it, the Fed and U.S. banks could have seized control of our financial lives forever. But Trump stopped them cold on January 23rd, 2025, when he outlawed CBDCs… Paving the way for Elon Musk's secret master plan.Click here to see how to claim your stake before they launch to avoid missing out. 7/30/202154,070,000 shares $186.00 million +0.5%13.2%12 $3.44 7/15/202153,800,000 shares $190.45 million -0.6%13.4%11.9 $3.54 6/30/202154,130,000 shares $219.23 million -5.2%13.4%11.8 $4.05 6/15/202157,100,000 shares $210.70 million -1.5%14.2%12.8 $3.69 5/28/202157,960,000 shares $221.41 million -27.2%14.4%12.2 $3.82 5/14/202179,650,000 shares $271.61 million +8.1%19.7%15.3 $3.41 4/30/202173,700,000 shares $302.91 million -6.4%18.3%12.4 $4.11 4/15/202178,730,000 shares $331.06 million -3.5%19.5%10.9 $4.21 3/31/202181,560,000 shares $344.18 million -11.6%20.2%10.9 $4.22 3/15/202192,260,000 shares $409.63 million -4.5%22.8%11.2 $4.44 2/26/202196,600,000 shares $426.97 million -0.9%23.9%11.7 $4.42 2/12/202197,430,000 shares $537.81 million -5.0%24.1%11.5 $5.52 1/29/2021102,550,000 shares $551.72 million -2.1%25.3%12 $5.38 1/15/2021104,770,000 shares $473.56 million -9.1%25.9%12.1 $4.52 12/31/2020115,230,000 shares $465.53 million -6.8%28.5%13.5 $4.04 12/15/2020123,660,000 shares $563.89 million -2.7%30.5%13.7 $4.56 11/30/2020127,120,000 shares $525.01 million -2.4%31.4%13.3 $4.13 11/15/2020130,220,000 shares $519.58 million -4.1%32.2%11.8 $3.99 10/30/2020135,810,000 shares $570.40 million +3.7%33.5%11.5 $4.20 10/15/2020130,940,000 shares $532.93 million +2.4%32.3%9.9 $4.07 9/30/2020127,930,000 shares $472.06 million -2.8%31.8%0 $3.69 9/15/2020131,670,000 shares $414.76 million +1.2%32.7%7.5 $3.15 8/31/2020130,130,000 shares $421.62 million -3.9%32.3%7.3 $3.24 8/14/2020135,360,000 shares $649.73 million -3.6%33.6%7.9 $4.80 7/31/2020140,410,000 shares $723.11 million +2.4%34.9%7.9 $5.15 7/15/2020137,170,000 shares $558.97 million +5.9%34.0%8.3 $4.08 6/30/2020129,490,000 shares $441.56 million +10.7%32.1%9.2 $3.41 6/15/2020117,000,000 shares $304.20 million +6.8%29.0%8.9 $2.60 5/29/2020109,540,000 shares $249.75 million +2.9%27.2%6.3 $2.28 OPK Short Interest - Frequently Asked Questions What is OPKO Health's current short interest? Short interest is the volume of OPKO Health shares that have been sold short but have not yet been covered or closed out. As of April 30th, traders have sold 34,890,000 shares of OPK short. 9.74% of OPKO Health's shares are currently sold short. Learn More on OPKO Health's current short interest. What is a good short interest ratio for OPKO Health? 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. OPK shares currently have a short interest ratio of 7.0. Learn More on OPKO Health's short interest ratio. Which institutional investors are shorting OPKO Health? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of OPKO Health: Wolverine Trading LLC, Squarepoint Ops LLC, Group One Trading LLC, Graham Capital Management L.P., and Citadel Advisors LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for OPKO Health? 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. 9.74% of OPKO Health's floating shares are currently sold short. Is OPKO Health's short interest increasing or decreasing? OPKO Health saw a drop in short interest during the month of April. As of April 30th, there was short interest totaling 34,890,000 shares, a drop of 0.2% from the previous total of 34,960,000 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 OPKO Health's float size? OPKO Health currently has issued a total of 793,053,000 shares. Some of OPKO Health'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. OPKO Health currently has a public float of 358,230,000 shares. How does OPKO Health's short interest compare to its competitors? 9.74% of OPKO Health's shares are currently sold short. Here is how the short interest of companies in the industry of "biotechnology" compare to OPKO Health: BioCryst Pharmaceuticals, Inc. (9.28%), Ligand Pharmaceuticals Incorporated (6.86%), Amicus Therapeutics, Inc. (6.29%), MannKind Co. (8.82%), Celldex Therapeutics, Inc. (14.12%), Dynavax Technologies Co. (17.13%), Innoviva, Inc. (14.00%), Novavax, Inc. (26.69%), Geron Co. (10.90%), Regulus Therapeutics Inc. (3.97%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Strategy Incorporated ($10.45 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), Apollo Global Management, Inc. ($3.83 billion), The Kroger Co. ($2.56 billion), Hims & Hers Health, Inc. ($2.06 billion), Dell Technologies Inc. ($2.03 billion), Live Nation Entertainment, Inc. ($1.90 billion), Amcor plc ($1.76 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short OPKO Health stock? Short selling OPK is an investing strategy that aims to generate trading profit from OPKO Health as its price is falling. OPK shares are trading up $0.02 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 OPKO Health? A short squeeze for OPKO Health 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 OPK, which in turn drives the price of the stock up even further. How often is OPKO Health'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 OPK, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies BioCryst Pharmaceuticals Short Interest Data Ligand Pharmaceuticals Short Interest Data Amicus Therapeutics Short Interest Data MannKind Short Interest Data Celldex Therapeutics Short Interest Data Dynavax Technologies Short Interest Data Innoviva Short Interest Data Novavax Short Interest Data Geron Short Interest Data Regulus Therapeutics 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:OPK) was last updated on 5/17/2025 by MarketBeat.com Staff From Our PartnersThink NVDA’s run was epic? You ain’t seen nothin’ yetAsk most investors and they’ll probably tell you Nvidia is the undisputed AI stock of the decade. 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