iShares Environmental Infrastructure and Industrials ETF (EFRA) Short Interest Ratio & Short Volume

Short interest is the volume of iShares Environmental Infrastructure and Industrials ETF shares that have been sold short but have not yet been closed out or covered. As of September 15th, traders have sold 300 shares of EFRA short. Learn More on iShares Environmental Infrastructure and Industrials ETF's 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. EFRA shares currently have a short interest ratio of 2.0. Learn More on iShares Environmental Infrastructure and Industrials ETF's short interest ratio.

Here is how the short interest of companies compare to iShares Environmental Infrastructure and Industrials ETF: Pacer BlueStar Digital Entertainment ETF (0.63%), Xtrackers US Green Infrastructure Select Equity ETF (0.05%), ProShares Ultra Nasdaq Cybersecurity ETF (2.75%), Themes Robotics & Automation ETF (18.67%), Invesco ESG NASDAQ Next Gen 100 ETF (0.96%), First Trust Indxx Global Agriculture ETF (0.46%), First Trust S-Network E-Commerce ETF (0.67%), iShares Breakthrough Environmental Solutions ETF (0.50%), iShares ESG MSCI USA Min Vol Factor ETF (0.63%), Global X Disruptive Materials ETF (2.00%),

As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Corporation ($8.81 billion), Canadian Natural Resources Limited ($5.82 billion), Reddit Inc. ($5.19 billion), Coinbase Global, Inc. ($4.52 billion), Robinhood Markets, Inc. ($4.30 billion), Charter Communications, Inc. ($3.75 billion), CoreWeave Inc. ($3.66 billion), Seagate Technology Holdings PLC ($3.57 billion), Live Nation Entertainment, Inc. ($3.33 billion), and Rocket Lab Corporation ($3.26 billion). View all of the most shorted stocks.

Short selling EFRA is an investing strategy that aims to generate trading profit from iShares Environmental Infrastructure and Industrials ETF as its price is falling. EFRA shares are trading up $0.24 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 iShares Environmental Infrastructure and Industrials 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 EFRA, 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 EFRA, twice per month. The most recent reporting period available is September, 15 2025.