# iShares Core 1-5 Year USD Bond ETF (ISTB) — Holdings

ISTB · NASDAQ · Fund

Canonical page: https://www.lighthorse.io/tickers/istb/holdings

## Top holdings (as of Oct 14, 2026)

The 10 largest positions make up 8.6% of the fund. Want full holdings data source? [Register at AInvest](https://www.ainvest.com/etfs/NASDAQ-ISTB/holdings/).

| Ticker | Weight |
| --- | --- |
| U.S. Dollar | 1.06% |
| United States Treasury Notes 3.875% 15-JUN-2028 | 0.96% |
| United States Treasury Notes 4.125% 30-JUN-2031 | 0.92% |
| United States Treasury Notes 4.0% 28-FEB-2030 | 0.87% |
| United States Treasury Notes 3.625% 31-OCT-2030 | 0.84% |
| United States Treasury Notes 4.375% 31-JUL-2031 | 0.83% |
| United States Treasury Notes 3.875% 15-JUL-2028 | 0.81% |
| United States Treasury Notes 3.5% 30-NOV-2030 | 0.80% |
| United States Treasury Notes 3.75% 31-JAN-2031 | 0.78% |
| United States Treasury Notes 3.625% 31-AUG-2030 | 0.76% |

## Frequently Asked Questions

### What are the top holdings of ISTB?

As of Oct 14, 2026, the largest positions in iShares Core 1-5 Year USD Bond ETF are U.S. Dollar (1.1%), United States Treasury Notes 3.875% 15-JUN-2028 (1.0%), United States Treasury Notes 4.125% 30-JUN-2031 (0.9%), United States Treasury Notes 4.0% 28-FEB-2030 (0.9%), United States Treasury Notes 3.625% 31-OCT-2030 (0.8%).

### How concentrated is ISTB?

The 10 largest positions make up 8.6% of iShares Core 1-5 Year USD Bond ETF, as reported on Oct 14, 2026.

---

Fund holdings are reported periodically and are a snapshot of a past date, not a live position list — what the fund holds today may differ. Weights cover only the largest positions shown, not the whole portfolio.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).