iShares Core 1-5 Year USD Bond ETF

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About ISTB

ISTB tracks a broad USD-denominated bond index with 1-5 years remaining in maturities.

Index-Tracked

BBgBarc US Universal TR USD

Index-TrackedBBgBarc US Universal TR USD

What's in this fund

Sectors

As of August 26, 2025

Government Bonds58.50%

Corporate Bonds34.29%

Securitized Bonds6.35%

Cash and Equivalents0.81%

Municipal Bonds0.05%

Top 10 Holdings (8.37% of total assets)

As of August 26, 2025

NameSymbol% Assets

United States Treasury Notes 4%—1.09%

United States Treasury Notes 4%—0.94%

United States Treasury Notes 4%—0.90%

United States Treasury Notes 4.125%—0.88%

BlackRock Cash Funds Instl SL Agency—0.80%

United States Treasury Notes 4.5%—0.78%

United States Treasury Notes 4.25%—0.76%

United States Treasury Notes 4.25%—0.75%

United States Treasury Notes 4.25%—0.74%

United States Treasury Notes 3.875%—0.73%

ISTB Key Statistics

AUM

4.44B

AUM4.44B

Price-Earnings ratio

—

Price-Earnings ratio—

30-Day yield

4.15

30-Day yield4.15

Average volume

332.73K

Average volume332.73K

High today

$48.87

High today$48.87

Low today

$48.83

Low today$48.83

Open price

$48.84

Open price$48.84

Volume

377.71K

Volume377.71K

52 Week high

$48.87

52 Week high$48.87

52 Week low

$47.57

52 Week low$47.57

Expense ratio

0.06

Expense ratio0.06

View Prospectus and Reports