iShares U.S. Utilities ETF (IDU) Short Interest Ratio & Short Volume $107.05 +0.93 (+0.87%) As of 10:42 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisChartHoldingsOwnershipRatingsShort InterestBuy This Stock iShares U.S. Utilities ETF Short Interest DataiShares U.S. Utilities ETF (IDU) has a short interest of 72,200 shares. This marks a -37.44% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.5, indicating that it would take 0.5 days of the average trading volume of 150,699 shares to cover all short positions.Current Short Interest72,200 sharesPrevious Short Interest115,400 sharesChange Vs. Previous Month-37.44%Dollar Volume Sold Short$7.87 millionShort Interest Ratio0.5 Days to CoverLast Record DateAugust 15, 2025Outstanding Shares13,750,000 sharesPercentage of Shares Shorted0.53%Today's Trading Volume26,339 sharesAverage Trading Volume150,699 sharesToday's Volume Vs. Average17% Short Selling iShares U.S. Utilities ETF? Sign up to receive the latest short interest report for iShares U.S. Utilities ETF and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartIDU Short Interest Over TimeIDU Days to Cover Over TimeIDU Percentage of Float Shorted Over Time iShares U.S. Utilities ETF Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 8/15/202572,200 shares $7.87 million -37.4%N/A0.5 $109.01 7/31/2025115,400 shares $12.61 million +254.0%0.8%0.9 $109.27 7/15/202532,600 shares $3.41 million +22.1%N/A0.3 $104.74 6/30/202526,700 shares $2.79 million -34.1%0.2%0.2 $104.57 6/15/202540,500 shares $4.24 million -39.7%0.3%0.3 $104.57 5/31/202567,200 shares $7.06 million -9.1%0.5%0.6 $105.13 5/15/202573,900 shares $7.67 million +37.1%N/A0.6 $103.81 4/30/202553,900 shares $5.48 million -37.5%N/A0.5 $101.72 4/15/202586,200 shares $8.63 million +175.4%N/A0.6 $100.11 3/14/202534,500 shares $3.48 million -66.1%N/A0.2 $100.93 2/14/202547,000 shares $4.76 million +2.6%N/A0.3 $101.27 1/31/202545,800 shares $4.56 million -52.2%N/A0.3 $99.46 1/15/202595,800 shares $9.36 million -3.5%N/A0.7 $97.73 IDU Short Interest - Frequently Asked Questions What is iShares U.S. Utilities ETF's current short interest? Short interest is the volume of iShares U.S. Utilities ETF shares that have been sold short but have not yet been covered or closed out. As of August 15th, traders have sold 72,200 shares of IDU short. Learn More on iShares U.S. Utilities ETF's current short interest. Is iShares U.S. Utilities ETF's short interest increasing or decreasing? iShares U.S. Utilities ETF saw a decrease in short interest in August. As of August 15th, there was short interest totaling 72,200 shares, a decrease of 37.4% from the previous total of 115,400 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. How does iShares U.S. Utilities ETF's short interest compare to its competitors? Here is how the short interest of companies compare to iShares U.S. Utilities ETF: First Trust Utilities AlphaDEX Fund (0.19%), Fidelity MSCI Utilities Index ETF (0.47%), Virtus Reaves Utilities ETF (1.02%), Invesco S&P 500 Equal Weight Utilities ETF (0.33%), iShares Global Utilities ETF (3.49%), Invesco Dorsey Wright Utilities Momentum ETF (0.33%), Direxion Daily Utilities Bull 3X Shares (5.24%), ProShares Ultra Utilities (0.26%), Invesco S&P SmallCap Utilities & Communication Services ETF (0.04%), ProShares UltraShort Utilities (4.68%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Lucid Group, Inc. ($8.00 billion), Spotify Technology ($5.48 billion), AppLovin Corporation ($5.11 billion), Reddit Inc. ($5.02 billion), Coinbase Global, Inc. ($3.99 billion), Charter Communications, Inc. ($3.89 billion), Live Nation Entertainment, Inc. ($3.18 billion), Seagate Technology Holdings PLC ($2.59 billion), ResMed Inc. ($2.55 billion), and Rocket Lab Corporation ($2.52 billion). View all of the most shorted stocks. What does it mean to sell short iShares U.S. Utilities ETF stock? Short selling IDU is an investing strategy that aims to generate trading profit from iShares U.S. Utilities ETF as its price is falling. IDU shares are trading up $0.93 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 iShares U.S. Utilities ETF? A short squeeze for iShares U.S. Utilities 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 IDU, which in turn drives the price of the stock up even further. How often is iShares U.S. Utilities ETF'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 IDU, twice per month. The most recent reporting period available is August, 15 2025. More Short Interest Resources from MarketBeat Related Companies First Trust Utilities AlphaDEX Fund Short Squeeze Fidelity MSCI Utilities Index ETF Short Squeeze Virtus Reaves Utilities ETF Short Squeeze Invesco S&P 500 Equal Weight Utilities ETF Short Squeeze iShares Global Utilities ETF Short Squeeze Invesco Dorsey Wright Utilities Momentum ETF Short Squeeze Direxion Daily Utilities Bull 3X Shares Short Squeeze ProShares Ultra Utilities Short Squeeze Invesco S&P SmallCap Utilities & Communication Services ETF Short Squeeze ProShares UltraShort Utilities Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSEARCA:IDU) was last updated on 9/10/2025 by MarketBeat.com Staff From Our PartnersWall Street Legend Issues Urgent AI Stock WarningChaikin's stepping forward with a new warning – focused on the red-hot A.I. frenzy taking the U.S. stock marke...Chaikin Analytics | SponsoredStunning new initiative unfolding in the White House?what I just learned about what’s unfolding in the White House is truly stunning… And you need to see it for...Paradigm Press | SponsoredTrump’s Plan May Undo 1933’s Biggest Financial InjusticeTrump's Reset Can Give Birth To America's Greatest Era Yet A 90-Year cycle may end soon, creating real weal...American Hartford Gold | SponsoredGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. 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