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iShares Core 1-5 Year USD Bond ETF (ISTB) Short Interest Ratio & Short Volume

iShares Core 1-5 Year USD Bond ETF logo
$48.59 +0.08 (+0.16%)
Closing price 08/1/2025 04:00 PM Eastern
Extended Trading
$48.58 -0.01 (-0.01%)
As of 08/1/2025 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.

iShares Core 1-5 Year USD Bond ETF Short Interest Data

iShares Core 1-5 Year USD Bond ETF (ISTB) has a short interest of 108,800 shares. This marks a 43.54% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.3, indicating that it would take 0.3 days of the average trading volume of 481,937 shares to cover all short positions.

Current Short Interest
108,800 shares
Previous Short Interest
75,800 shares
Change Vs. Previous Month
+43.54%
Dollar Volume Sold Short
$5.26 million
Short Interest Ratio
0.3 Days to Cover
Last Record Date
July 15, 2025
Outstanding Shares
91,200,000 shares
Percentage of Shares Shorted
0.12%
Today's Trading Volume
296,942 shares
Average Trading Volume
481,937 shares
Today's Volume Vs. Average
62%
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ISTB Short Interest Over Time

ISTB Days to Cover Over Time

ISTB Percentage of Float Shorted Over Time

iShares Core 1-5 Year USD Bond ETF Short Interest History

Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
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
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 $46.73
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
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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 $51.38
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
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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
8/31/2020154,800 shares $8.00 million +426.5%N/A0.3 $51.69
8/14/202029,400 shares $1.52 million +53.1%N/A0 $51.54

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 closed out or covered. As of July 15th, investors have sold 108,800 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 increase in short interest during the month of July. As of July 15th, there was short interest totaling 108,800 shares, an increase of 43.5% from the previous total of 75,800 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?
Which stocks are the most shorted right now?

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.

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 $0.08 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 July, 15 2025.




This page (NASDAQ:ISTB) was last updated on 8/2/2025 by MarketBeat.com Staff
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