ProShares UltraShort Industrials (SIJ) Short Interest Ratio & Short Volume

Short interest is the volume of ProShares UltraShort Industrials shares that have been sold short but have not yet been closed out or covered. As of July 15th, traders have sold 9,500 shares of SIJ short. Learn More on ProShares UltraShort Industrials' current short interest.

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. SIJ shares currently have a short interest ratio of 2.0. Learn More on ProShares UltraShort Industrials's short interest ratio.

ProShares UltraShort Industrials saw a increase in short interest in July. As of July 15th, there was short interest totaling 9,500 shares, an increase of 9,400.0% from the previous total of 100 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.

Here is how the short interest of companies compare to ProShares UltraShort Industrials: MAX Airlines -3x Inverse Leveraged ETN (0.70%), Gabelli Commercial Aerospace & Defense ETF (1.21%), Direxion Daily Transportation Bull 3X Shares (1.58%), ProShares Ultra Industrials (0.48%), First Trust Nasdaq Transportation ETF (0.02%), Direxion Daily Industrials Bull 3X Shares (0.42%), SonicShares Global Shipping ETF (2.92%), Invesco S&P SmallCap Industrials ETF (0.31%), DJ Brookfield Global Infrastructure ETF (0.22%), SPDR S&P Transportation ETF (1.24%),

As of the most recent reporting period, the following stocks had the largest short interest positions: Coinbase Global, Inc. ($5.11 billion), Charter Communications, Inc. ($4.76 billion), Reddit Inc. ($2.84 billion), SoFi Technologies, Inc. ($2.79 billion), Seagate Technology Holdings PLC ($2.79 billion), Live Nation Entertainment, Inc. ($2.67 billion), Rocket Lab Corporation ($2.49 billion), AST SpaceMobile, Inc. ($2.12 billion), Moderna, Inc. ($2.09 billion), and Omnicom Group Inc. ($2.04 billion). View all of the most shorted stocks.

Short selling SIJ is an investing strategy that aims to generate trading profit from ProShares UltraShort Industrials as its price is falling. SIJ shares are trading down $0.09 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.

A short squeeze for ProShares UltraShort Industrials 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 SIJ, which in turn drives the price of the stock up even further.

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including SIJ, twice per month. The most recent reporting period available is July, 15 2025.