Oceaneering International (OII) Short Interest Ratio & Short Volume $21.40 +0.15 (+0.71%) Closing price 03:59 PM EasternExtended Trading$21.88 +0.48 (+2.26%) As of 07:52 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 InterestTrendsBuy This Stock Oceaneering International Short Interest DataOceaneering International (OII) has a short interest of 4.02 million shares, representing 4.08% of the float (the number of shares available for trading by the public). This marks a 3.61% increase in short interest from the previous month. The short interest ratio (days to cover) is 4.3, indicating that it would take 4.3 days of the average trading volume of 842,933 shares to cover all short positions.Current Short Interest4,020,000 sharesPrevious Short Interest3,880,000 sharesChange Vs. Previous Month+3.61%Dollar Volume Sold Short$76.74 millionShort Interest Ratio4.3 Days to CoverLast Record DateMay 31, 2025Outstanding Shares100,595,000 sharesFloat Size98,630,000 sharesShort Percent of Float4.08%Today's Trading Volume927,285 sharesAverage Trading Volume842,933 sharesToday's Volume Vs. Average110% Short Selling Oceaneering International? Sign up to receive the latest short interest report for Oceaneering International and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartOII Short Interest Over TimeOII Days to Cover Over TimeOII Percentage of Float Shorted Over Time Oceaneering International Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/31/20254,020,000 shares $76.74 million +3.6%4.1%4.3 $19.09 5/15/20253,880,000 shares $76.98 million +5.7%3.9%3.8 $19.84 4/30/20253,670,000 shares $65.14 million -9.4%3.7%3.5 $17.75 4/15/20254,050,000 shares $68.59 million +7.7%4.1%4 $16.94 3/31/20253,760,000 shares $82.08 million -10.3%3.8%3.9 $21.83 3/15/20254,190,000 shares $84.56 million -8.3%4.2%4.6 $20.18 2/28/20254,570,000 shares $100.95 million -9.7%4.6%5.4 $22.09 2/15/20255,060,000 shares $128.60 million +0.6%5.1%6.5 $25.42 1/31/20255,030,000 shares $124.72 million +6.8%5.1%6.8 $24.80 1/15/20254,710,000 shares $127.74 million +12.1%4.8%5.9 $27.12 Get the Latest News and Ratings for OII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Oceaneering International and its competitors with MarketBeat's FREE daily newsletter. 12/31/20244,200,000 shares $109.54 million -3.0%4.2%5.4 $26.08 12/15/20244,330,000 shares $112.02 million +2.1%4.4%5.5 $25.87 11/30/20244,240,000 shares $127.12 million -5.2%4.3%5.4 $29.98 11/15/20244,470,000 shares $119.84 million +2.8%4.5%5.8 $26.81 10/31/20244,350,000 shares $106.05 million -3.1%4.4%5.8 $24.38 10/15/20244,490,000 shares $111.13 million -10.9%4.5%5.7 $24.75 9/30/20245,040,000 shares $125.34 million -6.8%5.1%6.2 $24.87 9/15/20245,410,000 shares $125.51 million +4.8%5.4%6.5 $23.20 8/31/20245,160,000 shares $139.27 million +6.8%5.2%6.5 $26.99 8/15/20244,830,000 shares $130.65 million +11.3%4.9%5.6 $27.05 7/31/20244,340,000 shares $130.29 million -2.9%4.4%5 $30.02 7/15/20244,470,000 shares $117.02 million +20.8%4.5%5.3 $26.18 6/30/20243,700,000 shares $87.54 million -10.4%3.7%4.4 $23.66 6/15/20244,130,000 shares $87.27 million -4.8%4.2%4.8 $21.13 5/31/20244,340,000 shares $102.77 million -4.4%4.4%5 $23.68 5/15/20244,540,000 shares $106.64 million +3.4%4.6%5.2 $23.49 4/30/20244,390,000 shares $100.62 million +11.4%4.4%5.1 $22.92 4/15/20243,940,000 shares $92.35 million -9.6%4.0%4.7 $23.44 3/31/20244,360,000 shares $102.02 million -4.6%4.4%5.3 $23.40 3/15/20244,570,000 shares $99.53 million -7.1%4.6%5.9 $21.78 2/29/20244,920,000 shares $97.17 million +2.1%5.0%6.4 $19.75 2/15/20244,820,000 shares $105.05 million +13.4%4.9%6.3 $21.80 1/31/20244,250,000 shares $88.32 million -0.9%4.3%5.6 $20.78 1/15/20244,290,000 shares $84.51 million -1.4%4.4%5.1 $19.70 12/31/20234,350,000 shares $92.57 million -1.4%4.4%5 $21.28 12/15/20234,410,000 shares $90.18 million +21.2%4.5%4.6 $20.45 11/30/20233,640,000 shares $75.17 million +9.6%3.7%3.5 $20.65 11/15/20233,320,000 shares $71.48 million -4.1%3.4%3.1 $21.53 10/31/20233,460,000 shares $76.05 million +20.1%3.5%3.2 $21.98 10/15/20232,880,000 shares $72.17 million -5.6%2.9%2.8 $25.06The End of Elon Musk…? 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According to his research, if you listen to the media and miss out on Elon's newest breakthrough, it's going to cost you the fortune of a lifetime.Click here to see why the "End of Elon" crowd is about to be wrong again. 9/30/20233,050,000 shares $78.45 million -18.0%3.1%2.9 $25.72 9/15/20233,720,000 shares $91.96 million +4.8%3.8%3.8 $24.72 8/31/20233,550,000 shares $80.90 million -1.1%3.6%3.8 $22.79 8/15/20233,590,000 shares $76.40 million -9.1%3.6%4.2 $21.28 7/31/20233,950,000 shares $88.68 million -5.1%4.0%4.9 $22.45 7/15/20234,160,000 shares $91.73 million -2.1%4.2%5.4 $22.05 6/30/20234,250,000 shares $79.50 million -9.6%4.3%5.8 $18.71 6/15/20234,700,000 shares $83.71 million -8.2%4.8%6.6 $17.81 5/31/20235,120,000 shares $78.36 million +5.6%5.2%6.5 $15.31 5/15/20234,850,000 shares $79.83 million -1.6%4.9%5.5 $16.46 4/30/20234,930,000 shares $87.41 million +1.2%5.0%5.3 $17.73 4/15/20234,870,000 shares $88.34 million +15.4%5.0%4.9 $18.14 3/31/20234,220,000 shares $74.40 million -3.0%4.3%3.9 $17.63 3/15/20234,350,000 shares $73.38 million +13.3%4.5%3.8 $16.87 2/28/20233,840,000 shares $80.22 million +0.5%3.9%3.3 $20.89 2/15/20233,820,000 shares $80.60 million -3.5%3.9%3.3 $21.10 1/31/20233,960,000 shares $84.55 million +5.3%4.0%3.5 $21.35 1/15/20233,760,000 shares $71.74 million +16.4%3.8%3.1 $19.08 12/30/20223,230,000 shares $56.49 million +12.2%3.3%2.5 $17.49 12/15/20222,880,000 shares $42.71 million -2.0%2.9%2.3 $14.83 11/30/20222,940,000 shares $44.66 million +17.1%3.0%2.3 $15.19 11/15/20222,510,000 shares $37.07 million -28.3%2.6%2 $14.77 10/31/20223,500,000 shares $48.97 million -20.5%3.6%3 $13.99 10/15/20224,400,000 shares $38.72 million +7.3%4.5%4 $8.80 9/30/20224,100,000 shares $32.64 million +5.1%4.2%3.9 $7.96 9/15/20223,900,000 shares $37.13 million +5.1%4.0%3.5 $9.52 8/31/20223,710,000 shares $32.83 million -7.3%3.8%3.1 $8.85 8/15/20224,000,000 shares $36.84 million -2.4%4.1%3.3 $9.21 7/31/20224,100,000 shares $43.54 million -0.5%4.2%3.2 $10.62 7/15/20224,120,000 shares $39.43 million +16.7%4.2%3.2 $9.57 6/30/20223,530,000 shares $37.70 million -8.8%3.6%2.9 $10.68 6/15/20223,870,000 shares $42.22 million +2.9%4.0%3.3 $10.91 5/31/20223,760,000 shares $47.83 million +32.9%3.8%3.7 $12.72 5/15/20222,830,000 shares $30.39 million +7.2%2.9%2.7 $10.74 4/30/20222,640,000 shares $29.91 million +1.2%2.7%2.7 $11.33 4/15/20222,610,000 shares $39.44 million -1.1%2.7%2.8 $15.11 3/31/20222,640,000 shares $40.02 million -32.3%2.7%2.9 $15.16 3/15/20223,900,000 shares $57.33 million +8.9%4.0%4.6 $14.70 2/28/20223,580,000 shares $52.41 million +53.0%3.7%4.3 $14.64 2/15/20222,340,000 shares $33.60 million +22.5%2.4%2.9 $14.36 1/31/20221,910,000 shares $24.89 million -4.0%2.0%2.4 $13.03 1/15/20221,990,000 shares $27.46 million -6.6%2.0%2.4 $13.80 12/31/20212,130,000 shares $24.09 million -3.6%2.2%2.5 $11.31 12/15/20212,210,000 shares $24.97 million +1.4%2.3%2.3 $11.30 11/30/20212,180,000 shares $23.30 million -2.7%2.2%2.3 $10.69 11/15/20212,240,000 shares $28.65 million -14.2%2.3%2.6 $12.79 10/29/20212,610,000 shares $35.50 million +40.3%2.7%3.2 $13.60 10/15/20211,860,000 shares $28.44 million -12.7%1.9%2.3 $15.29 9/30/20212,130,000 shares $28.37 million -0.5%2.2%2.8 $13.32 9/15/20212,140,000 shares $28.98 million +18.2%2.2%2.9 $13.54Elon’s NEXT Big IPO? 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But you may only have this chance if you act before December 31st, 2025.One that experts predict could be worth over $3.2 TRILLION globally by 2030. 8/31/20211,810,000 shares $22.26 million +11.0%1.9%2.5 $12.30 8/13/20211,630,000 shares $20.00 million -10.9%1.7%2.1 $12.27 7/30/20211,830,000 shares $24.27 million -7.6%1.9%2.2 $13.26 7/15/20211,980,000 shares $26.49 million +8.8%2.0%2.2 $13.38 6/30/20211,820,000 shares $28.34 million -46.2%1.9%2 $15.57 6/15/20213,380,000 shares $57.09 million +73.3%3.5%3.6 $16.89 5/28/20211,950,000 shares $27.83 million +7.1%2.0%1.9 $14.27 5/14/20211,820,000 shares $26.50 million -0.6%1.9%1.7 $14.56 4/30/20211,830,000 shares $20.39 million +1.7%1.9%1.6 $11.14 4/15/20211,800,000 shares $20.32 million +9.8%1.9%1.6 $11.29 3/31/20211,640,000 shares $18.14 million -5.8%1.7%1.3 $11.06 3/15/20211,740,000 shares $24.95 million -4.9%1.8%1.3 $14.34 2/26/20211,830,000 shares $21.14 million -3.7%1.9%1.4 $11.55 2/12/20211,900,000 shares $17.90 million -8.7%2.0%1.6 $9.42 1/29/20212,080,000 shares $18.60 million +10.1%2.1%1.6 $8.94 1/15/20211,890,000 shares $22.19 million -12.1%1.9%1.5 $11.74 12/31/20202,150,000 shares $17.11 million -17.0%2.2%1.8 $7.96 12/15/20202,590,000 shares $21.37 million +12.6%2.7%2.1 $8.25 11/30/20202,300,000 shares $15.46 million -23.1%2.4%1.8 $6.72 11/15/20202,990,000 shares $15.97 million -12.3%3.1%2.3 $5.34 10/30/20203,410,000 shares $13.13 million +0.9%3.5%2.7 $3.85 10/15/20203,380,000 shares $13.66 million +4.6%3.5%2.7 $4.04 9/30/20203,230,000 shares $11.37 million +2.5%3.3%2.3 $3.52 9/15/20203,150,000 shares $13.20 million -4.3%3.2%2.3 $4.19 8/31/20203,290,000 shares $17.73 million +7.5%3.4%2.4 $5.39 8/14/20203,060,000 shares $18.57 million -21.3%3.1%2 $6.07 7/31/20203,890,000 shares $21.86 million +5.1%4.0%2.4 $5.62 7/15/20203,700,000 shares $21.28 million +18.2%3.8%2.1 $5.75 6/30/20203,130,000 shares $18.94 million +17.2%3.2%1.7 $6.05 6/15/20202,670,000 shares $19.30 million -27.3%2.7%1.3 $7.23 OII Short Interest - Frequently Asked Questions What is Oceaneering International's current short interest? Short interest is the volume of Oceaneering International shares that have been sold short but have not yet been closed out or covered. As of May 31st, traders have sold 4,020,000 shares of OII short. 4.08% of Oceaneering International's shares are currently sold short. Learn More on Oceaneering International's current short interest. What is a good short interest ratio for Oceaneering International? 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. OII shares currently have a short interest ratio of 4.0. Learn More on Oceaneering International's short interest ratio. Which institutional investors are shorting Oceaneering International? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Oceaneering International: Caption Management LLC, Simplex Trading LLC, and Fulcrum Asset Management LLP. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Oceaneering International? 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. 4.08% of Oceaneering International's floating shares are currently sold short. Is Oceaneering International's short interest increasing or decreasing? Oceaneering International saw a increase in short interest during the month of May. As of May 31st, there was short interest totaling 4,020,000 shares, an increase of 3.6% from the previous total of 3,880,000 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 Oceaneering International's float size? Oceaneering International currently has issued a total of 100,595,000 shares. Some of Oceaneering International'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. Oceaneering International currently has a public float of 98,630,000 shares. How does Oceaneering International's short interest compare to its competitors? 4.08% of Oceaneering International's shares are currently sold short. Here is how the short interest of companies compare to Oceaneering International: NOV Inc. (7.55%), Tidewater Inc. (11.61%), RPC, Inc. (17.68%), Helix Energy Solutions Group, Inc. (3.94%), TETRA Technologies, Inc. (3.21%), Natural Gas Services Group, Inc. (2.35%), Oil States International, Inc. (2.11%), Forum Energy Technologies, Inc. (1.37%), Gulf Island Fabrication, Inc. (0.47%), Geospace Technologies Co. (3.35%), 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), Strategy 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 Oceaneering International stock? Short selling OII is an investing strategy that aims to generate trading profit from Oceaneering International as its price is falling. OII shares are trading up $0.15 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 Oceaneering International? A short squeeze for Oceaneering International 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 OII, which in turn drives the price of the stock up even further. How often is Oceaneering International'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 OII, twice per month. The most recent reporting period available is May, 31 2025. More Short Interest Resources from MarketBeat Related Companies NOV Short Squeeze TDW Short Squeeze RES Short Squeeze HLX Short Squeeze TTI Short Squeeze NGS Short Squeeze OIS Short Squeeze FET Short Squeeze GIFI Short Squeeze GEOS Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:OII) was last updated on 6/13/2025 by MarketBeat.com Staff From Our PartnersElon’s NEXT Big IPO?Cancel your internet TODAY!? Take your latest internet bill and light it on fire… then count the seconds it...Banyan Hill Publishing | SponsoredAn AI run of epic proportions is only getting startedI just put together an urgent new presentation that you need to see right away. 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