iShares Core 1-5 Year USD Bond ETF (ISTB) Short Interest Ratio & Short Volume $48.69 +0.06 (+0.12%) Closing price 09/3/2025 04:00 PM EasternExtended Trading$48.69 0.00 (0.00%) As of 09/3/2025 04:10 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 AnalysisChartDividendHeadlinesHoldingsOptions ChainOwnershipShort InterestTrendsBuy This Stock iShares Core 1-5 Year USD Bond ETF Short Interest DataiShares Core 1-5 Year USD Bond ETF (ISTB) has a short interest of 76,400 shares. This marks a -60.41% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.2, indicating that it would take 0.2 days of the average trading volume of 464,776 shares to cover all short positions.Current Short Interest76,400 sharesPrevious Short Interest193,000 sharesChange Vs. Previous Month-60.41%Dollar Volume Sold Short$3.72 millionShort Interest Ratio0.2 Days to CoverLast Record DateAugust 15, 2025Outstanding Shares91,200,000 sharesPercentage of Shares Shorted0.08%Today's Trading Volume519,327 sharesAverage Trading Volume464,776 sharesToday's Volume Vs. Average112% Short Selling iShares Core 1-5 Year USD Bond ETF? Sign up to receive the latest short interest report for iShares Core 1-5 Year USD Bond 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 ChartISTB Short Interest Over TimeISTB Days to Cover Over TimeISTB Percentage of Float Shorted Over Time iShares Core 1-5 Year USD Bond 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 8/15/202576,400 shares $3.72 million -60.4%N/A0.2 $48.63 7/31/2025193,000 shares $9.36 million +77.4%0.2%0.5 $48.51 7/15/2025108,800 shares $5.26 million +43.5%N/A0.3 $48.31 6/30/202575,800 shares $3.69 million -9.3%0.1%0.2 $48.65 6/15/202583,600 shares $4.03 million +97.6%0.1%0.2 $48.25 5/31/202542,300 shares $2.05 million -59.6%0.0%0.1 $48.36 5/15/2025104,700 shares $5.05 million -19.0%0.1%0.2 $48.19 4/30/2025129,300 shares $6.28 million -60.2%N/A0.2 $48.58 4/15/2025324,800 shares $15.63 million +73.0%0.3%0.6 $48.11 3/31/2025187,800 shares $9.08 million +16.2%0.2%0.3 $48.35 Get the Latest News and Ratings for ISTB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iShares Core 1-5 Year USD Bond ETF and its competitors with MarketBeat's FREE daily newsletter. 3/15/2025161,600 shares $7.77 million -6.5%0.2%0.4 $48.11 2/28/2025172,900 shares $8.36 million -30.3%0.2%0.4 $48.33 2/15/2025248,100 shares $11.90 million -2.6%0.3%0.6 $47.96 1/31/2025254,800 shares $12.24 million -22.4%N/A0.6 $48.03 1/15/2025328,300 shares $15.69 million -67.5%N/A0.8 $47.80 12/31/20241,010,000 shares $48.25 million +213.2%N/A2.8 $47.77 12/15/2024322,500 shares $15.45 million +12.6%N/A0.9 $47.92 11/30/2024286,300 shares $13.78 million -17.0%N/A0.9 $48.13 11/15/2024345,000 shares $16.50 million -29.9%N/A1 $47.82 10/31/2024492,000 shares $23.64 million +12.2%N/A1.5 $48.04 10/15/2024438,500 shares $21.16 million +430.2%N/A1.3 $48.26 9/30/202482,700 shares $4.03 million -59.9%N/A0.2 $48.68 9/15/2024206,400 shares $10.04 million +254.0%N/A0.6 $48.65 8/31/202458,300 shares $2.82 million -31.5%N/A0.2 $48.36 8/15/202485,100 shares $4.09 million +25.9%N/A0.3 $48.08 7/31/202467,600 shares $3.24 million -49.1%N/A0.2 $48.00 7/15/2024132,900 shares $6.34 million No ChangeN/A0.4 $47.69 1/15/202467,600 shares $3.23 million +973.0%N/A0.1 $47.71 12/31/20236,300 shares $299.63 thousand -97.9%N/A0 $47.56 12/15/2023292,900 shares $13.85 million +81.8%N/A0.6 $47.29 11/30/2023161,100 shares $7.57 million +134.8%N/A0.4 $47.02 11/15/202368,600 shares $3.20 million -32.9%N/A0.1 $46.61 10/31/2023102,300 shares $4.73 million -59.3%N/A0.2 $46.23 10/15/2023251,100 shares $11.63 million +941.9%N/A0.6 $46.30 9/30/202324,100 shares $1.12 million -96.9%N/A0.1 $46.38 9/15/2023770,600 shares $35.81 million +52.1%N/A1.8 $46.47 8/31/2023506,700 shares $23.68 million -11.1%N/A1 $46.74 8/15/2023570,100 shares $26.49 million -49.6%N/A1.2 $46.46 7/31/20231,130,000 shares $52.83 million +7.6%N/A2.2 $46.75 7/15/20231,050,000 shares $49.07 million +106.7%N/A1.9 $46.73Retire Comfortably with These New Monthly Income ETFs? (Ad)Too many retirees lie awake at night, worried their savings won’t last. Traditional advice and tiny returns just aren’t enough anymore. But what if you could reach your Freedom Number—the monthly income that makes retirement secure—using far less money than you thought possible? That’s exactly what Kelly G. discovered. She calls it “life-changing,” saying the income just keeps growing and that early retirement suddenly looks real. This strategy was once reserved for the ultra-wealthy, but it’s now available to everyday investors.Click here to watch the free presentation and learn how to calculate your personal Freedom Number—an 6/30/2023508,000 shares $23.69 million +203.3%N/A0.9 $46.64 6/15/2023167,500 shares $7.84 million -67.5%N/A0.3 $46.80 5/31/2023515,300 shares $24.18 million +1.3%N/A0.9 $46.93 5/15/2023508,600 shares $24.02 million +818.1%N/A0.8 $47.23 4/30/202355,400 shares $2.62 million -95.1%N/A0.1 $47.24 4/15/20231,120,000 shares $52.76 million +156.5%N/A1.4 $47.11 3/31/2023436,600 shares $20.59 million -77.5%N/A0.5 $47.16 3/15/20231,940,000 shares $91.14 million +703.0%N/A2 $46.98 2/28/2023241,600 shares $11.23 million -65.4%N/A0.2 $46.47 2/15/2023698,100 shares $32.53 million +1.9%N/A0.6 $46.60 1/31/2023685,300 shares $32.31 million +301.0%N/A0.6 $47.15 1/15/2023170,900 shares $8.04 million +1.8%N/A0.2 $47.02 12/30/2022167,900 shares $7.80 million -79.6%N/A0.2 $46.44 12/15/2022823,400 shares $38.49 million +71.8%N/A0.8 $46.75 11/30/2022479,300 shares $22.37 million -6.5%N/A0.5 $46.67 11/15/2022512,600 shares $23.79 million -12.4%N/A0.5 $46.42 10/31/2022585,000 shares $26.88 million +187.9%N/A0.5 $45.95 10/15/2022203,200 shares $9.29 million No ChangeN/A0.2 $45.74 9/30/2022766,300 shares $35.33 million +20.2%N/A0.7 $46.10 9/15/2022637,800 shares $29.78 million +170.7%N/A0.6 $46.69 8/31/2022235,600 shares $11.10 million -6.7%N/A0.2 $47.13 8/15/2022252,500 shares $12.03 million -78.8%N/A0.2 $47.63 7/31/20221,190,000 shares $57.00 million -21.7%N/A1.1 $47.90 7/15/20221,520,000 shares $71.90 million +821.8%N/A1.3 $47.30 6/30/2022164,900 shares $7.82 million -69.0%N/A0.1 $47.40 6/15/2022532,600 shares $25.05 million -30.8%N/A0.4 $47.04 5/31/2022769,300 shares $36.95 million -21.8%N/A0.6 $48.03 5/15/2022983,100 shares $46.99 million +40.1%N/A0.8 $47.80 4/30/2022701,500 shares $33.63 million -59.0%N/A0.6 $47.94 4/15/20221,710,000 shares $82.20 million +114.6%N/A1.5 $48.07 3/31/2022797,000 shares $38.62 million +341.3%N/A0.8 $48.46 3/15/2022180,600 shares $8.79 million -71.9%N/A0.2 $48.66 2/28/2022643,100 shares $31.78 million +205.2%N/A0.7 $49.42 2/15/2022210,700 shares $10.39 million +1,295.4%N/A0.2 $49.33 1/31/202215,100 shares $753.19 thousand -98.3%N/A0 $49.88 1/15/2022906,300 shares $45.36 million +746.2%N/A1.2 $50.05 12/31/2021107,100 shares $5.40 million -92.6%N/A0.2 $50.43 12/15/20211,450,000 shares $73.14 million +10,968.7%N/A2.4 $50.44 11/30/202113,100 shares $662.60 thousand -92.3%N/A0 $50.58 11/15/2021170,200 shares $8.61 million +542.3%N/A0.3 $50.59 10/29/202126,500 shares $1.34 million -13.4%N/A0 $50.75 10/15/202130,600 shares $1.56 million -80.2%N/A0.1 $50.82 9/30/2021154,200 shares $7.87 million +16.5%N/A0.3 $51.07 9/15/2021132,400 shares $6.79 million +707.3%N/A0.2 $51.25 8/31/202116,400 shares $841.48 thousand -97.7%N/A0 $51.31 8/13/2021709,000 shares $36.32 million +2,691.3%N/A1.4 $51.23 7/30/202125,400 shares $1.30 million -73.9%N/A0 $51.35 7/15/202197,300 shares $4.99 million +214.9%N/A0.2 $51.30 6/30/202130,900 shares $1.58 million -37.3%N/A0.1 $51.29 6/15/202149,300 shares $2.53 million -64.3%N/A0.1 $51.38Retire Comfortably with These New Monthly Income ETFs? (Ad)Too many retirees lie awake at night, worried their savings won’t last. Traditional advice and tiny returns just aren’t enough anymore. But what if you could reach your Freedom Number—the monthly income that makes retirement secure—using far less money than you thought possible? That’s exactly what Kelly G. discovered. She calls it “life-changing,” saying the income just keeps growing and that early retirement suddenly looks real. This strategy was once reserved for the ultra-wealthy, but it’s now available to everyday investors.Click here to watch the free presentation and learn how to calculate your personal Freedom Number—an 5/28/2021138,100 shares $7.10 million +22.4%N/A0.2 $51.42 5/14/2021112,800 shares $5.79 million +3.3%N/A0.2 $51.33 4/30/2021109,200 shares $5.61 million -60.9%N/A0.2 $51.34 4/15/2021279,300 shares $14.32 million +1,135.8%N/A0.4 $51.27 3/31/202122,600 shares $1.16 million -95.7%N/A0 $51.29 3/15/2021523,100 shares $26.82 million +19.8%N/A0.8 $51.27 2/26/2021436,600 shares $22.43 million -70.3%N/A0.6 $51.37 2/12/20211,470,000 shares $75.91 million +582.5%N/A2.3 $51.64 1/29/2021215,400 shares $11.12 million +1,395.8%N/A0.3 $51.64 1/15/202114,400 shares $743.04 thousand -55.4%N/A0 $51.60 12/31/202032,300 shares $1.67 million -97.1%N/A0.1 $51.64 12/15/20201,130,000 shares $58.31 million +491.6%N/A2.3 $51.60 11/30/2020191,000 shares $9.86 million +468.5%N/A0.4 $51.60 11/15/202033,600 shares $1.73 million -43.6%N/A0.1 $51.48 10/30/202059,600 shares $3.06 million +7.0%N/A0.1 $51.40 10/15/202055,700 shares $2.87 million +406.4%N/A0 $51.54 9/30/202011,000 shares $567.05 thousand -92.9%N/A0 $51.55 9/15/2020217,200 shares $11.21 million +40.3%N/A0.4 $51.62 ISTB Short Interest - Frequently Asked Questions What is iShares Core 1-5 Year USD Bond ETF's current short interest? Short interest is the volume of iShares Core 1-5 Year USD Bond ETF shares that have been sold short but have not yet been covered or closed out. As of August 15th, traders have sold 76,400 shares of ISTB short. Learn More on iShares Core 1-5 Year USD Bond ETF's current short interest. Is iShares Core 1-5 Year USD Bond ETF's short interest increasing or decreasing? iShares Core 1-5 Year USD Bond ETF saw a decline in short interest during the month of August. As of August 15th, there was short interest totaling 76,400 shares, a decline of 60.4% from the previous total of 193,000 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. How does iShares Core 1-5 Year USD Bond ETF's short interest compare to its competitors? Here is how the short interest of companies compare to iShares Core 1-5 Year USD Bond ETF: Invesco BulletShares 2026 Corporate Bond ETF (0.14%), Vanguard Emerging Markets Government Bond ETF (0.59%), Invesco BulletShares 2027 Corporate Bond ETF (0.35%), Vanguard Core Bond ETF (0.22%), Invesco BulletShares 2025 Corporate Bond ETF (0.01%), Invesco BulletShares 2028 Corporate Bond ETF (0.12%), First Trust Enhanced Short Maturity ETF (0.07%), iShares 0-5 Year Investment Grade Corporate Bond ETF (0.17%), Invesco BulletShares 2029 Corporate Bond ETF (0.16%), Invesco BulletShares 2030 Corporate Bond ETF (0.25%), 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 Core 1-5 Year USD Bond ETF stock? Short selling ISTB is an investing strategy that aims to generate trading profit from iShares Core 1-5 Year USD Bond ETF as its price is falling. ISTB shares are trading up $0.06 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 Core 1-5 Year USD Bond ETF? A short squeeze for iShares Core 1-5 Year USD Bond ETF occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of ISTB, which in turn drives the price of the stock up even further. How often is iShares Core 1-5 Year USD Bond 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 ISTB, twice per month. The most recent reporting period available is August, 15 2025. More Short Interest Resources from MarketBeat Related Companies BSCQ Short Interest Data VWOB Short Interest Data BSCR Short Interest Data VCRB Short Interest Data BSCP Short Interest Data BSCS Short Interest Data FTSM Short Interest Data SLQD Short Interest Data BSCT Short Interest Data BSCU Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:ISTB) was last updated on 9/4/2025 by MarketBeat.com Staff From Our PartnersRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. 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