# IUSB (iShares Core Universal USD Bond ETF)

iShares · Bond ETFs · Intermediate core-plus bond · data as of Oct 28, 2026

IUSB returned −1.2% over the year to Oct 28, 2026, charges 0.06% a year and holds $49.8bn in net assets on Oct 27, 2026.

Promise check: Not measured. No other ETF tracks the index it names, so its tracking cannot be measured. https://etfiq.com/promise-index/bonds/

IUSB tracks an index of Universal USD Bond and returned −1.2% over the past year.

## Key facts

- IUSB, total return, 1 year: −1.2%, as of Oct 28, 2026.
- IUSB, expense ratio: 0.06%, as of Feb 23, 2026.
- IUSB, holdings: 18338, as of Oct 27, 2026.
- IUSB, below its high: −2.6%, as of Oct 28, 2026.
- IUSB, 12-month yield, capital gains included, on its starting price: 4.1%, as of Oct 28, 2026.
- IUSB, last payment (paid monthly), ex-date Oct 1, 2026: $0.1544, as of Oct 1, 2026.
- IUSB, net assets: $49.8bn (the issuer’s own daily fund list, as of Oct 27, 2026).

## IUSB over each window to Oct 28, 2026

| Window | Total return |
| --- | --- |
| 1 month | +1.5% |
| 3 months | −0.7% |
| 6 months | −1.1% |
| Year to date | −0.9% |
| 1 year | −1.2% |
| 3 years | +17.4% |
| 5 years | +0.4% |
| 10 years | +18.1% |
| Since launch | +28.2% |
| Since launch, annualised | +2.0% |

## IUSB key stats

- 52-week high, daily closes to Oct 28, 2026: $47.20 on Feb 27, 2026 (computed by ETFIQ from Tiingo daily prices)
- 52-week low, daily closes to Oct 28, 2026: $43.92 on Oct 5, 2026 (computed by ETFIQ from Tiingo daily prices)
- Close on Oct 28, 2026, within that range: $44.69, 23% of the way from the low to the high (computed by ETFIQ from Tiingo daily prices)
- Holdings: 18338
- Top ten weight: 8.2%

## IUSB trading

- IQ Liquidity Score 89, Trades like a giant, 69th percentile of 200 bonds ETFs.
- Trades like a giant: trades at a typical spread of 0.02%.
- $1,000: at least $0.11, 0.011%, one way, half a one-cent tick.
- $10,000: at least $1.12, 0.011%, one way, half a one-cent tick.
- Full cost to own, 1 year at $10,000: 0.11%, against 0.06% for the fee alone.
- Premium to NAV at the Oct 27 close: +0.09%; 95% of days within ±0.09%.
- Limit: midpoint + 1¢ to buy, midpoint − 1¢ to sell. At the Oct 27 close of $44.79, that’s $44.80 to buy and $44.78 to sell.
- The full trading page: https://etfiq.com/funds/iusb/trading/

## Every published field

| Field | Value | Source |
| --- | --- | --- |
| What it tracks | Bloomberg U.S. Universal Index | ETFIQ |
| Fund type | Bond fund | ETFIQ |
| Category | Bonds · Intermediate core-plus bond | ETFIQ |
| Expense ratio | 0.06% | 485BPOS XBRL, Feb 23, 2026 |
| Price | $44.69 | ETFIQ |
| First traded | Jun 12, 2014 | ETFIQ |
| Net assets | $49.8bn | the issuer’s own daily fund list, as of Oct 27, 2026 |
| Benchmark | Its own holdings, as of Oct 27, 2026; no other fund tracks the Bloomberg U.S. Universal Index, the index its prospectus names | ETFIQ, from its filings |
| Below its high | −2.6% | ETFIQ |
| Holdings | 18338 | ETFIQ |
| Top ten weight | 8.2% | ETFIQ |
| Holdings published for | Oct 27, 2026 | the issuer’s daily file |
| Holdings as of the close of | Oct 27, 2026 | the issuer’s daily file |

## Money in and out, to Oct 23, 2026

| Window | Dates | Net flow |
| --- | --- | --- |
| 1 week | Oct 21, 2026 to Oct 23, 2026 | +$17.8m |
| 1 month | Sep 28, 2026 to Oct 23, 2026 | +$1.4bn |
| 3 months | Jul 28, 2026 to Oct 23, 2026 | +$7.4bn |
| Year to date | Jan 2, 2026 to Oct 23, 2026 | +$16.8bn |
| 1 year | Oct 28, 2025 to Oct 23, 2026 | +$18.2bn |

Computed by ETFIQ from the change in shares outstanding times the previous day’s NAV. Every day and month: <https://etfiq.com/data/flows/funds/iusb.json>. Method: https://etfiq.com/methodology/flows

## Questions

### How has IUSB performed?

Over the year to Oct 28, 2026, IUSB returned −1.2% with distributions reinvested. Over three years the number is +17.4%.

### What does IUSB cost?

The prospectus expense ratio is 0.06% a year.

### How far is IUSB below its high?

2.6% below its high of Feb 27, 2026, measured on the reinvested series to Oct 28, 2026.


## Cite this page

ETFIQ, IUSB, bond fund, data as of Oct 28, 2026. https://etfiq.com/funds/iusb
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms. The underlying files are at <https://etfiq.com/data/>.

HTML: https://etfiq.com/funds/iusb  ·  JSON: https://etfiq.com/funds/iusb.json