ProShares Online Retail ETF (ONLN) Short Interest Ratio & Short Volume

Short interest is the volume of ProShares Online Retail ETF shares that have been sold short but have not yet been covered or closed out. As of July 31st, investors have sold 2,000 shares of ONLN short. 0.14% of ProShares Online Retail ETF's shares are currently sold short. Learn More on ProShares Online Retail ETF's current short interest.

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. 0.14% of ProShares Online Retail ETF's floating shares are currently sold short.

ProShares Online Retail ETF saw a increase in short interest in July. As of July 31st, there was short interest totaling 2,000 shares, an increase of 81.8% from the previous total of 1,100 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.

0.14% of ProShares Online Retail ETF's shares are currently sold short. Here is how the short interest of companies compare to ProShares Online Retail ETF: Invesco Global Clean Energy ETF (0.91%), SPDR Kensho Future Security ETF (0.81%), Academy Veteran Impact ETF (0.09%), AAM Transformers ETF (0.14%), Inspire Faithward Mid Cap Momentum ETF (0.80%), Fidelity Disruptive Communications ETF (0.22%), Roundhill Sports Betting & iGaming ETF (0.20%), Global X E-Commerce ETF (0.17%), FIS Biblically Responsible Risk Managed ETF (0.04%), Tema Oncology ETF (0.65%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), MicroStrategy Incorporated ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks.

Short selling ONLN is an investing strategy that aims to generate trading profit from ProShares Online Retail ETF as its price is falling. ONLN shares are trading down $0.43 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 Online Retail ETF 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 ONLN, 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 ONLN, twice per month. The most recent reporting period available is July, 31 2025.