Data as of Oct 28, 2026.
IUSB vs MAGS: Differences, Returns & Fees
Over the year to Oct 28, 2026, IUSB returned −1.2% to MAGS's +5.8%; 0% of their weight is in the same names.
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Net assets: $49.8bn on Oct 27, 2026 for iShares Core Universal USD Bond ETF, and $5.5bn on Oct 28, 2026 for Roundhill Magnificent Seven ETF.
Pair scorecard
IUSB costs 0.24 points a year less; their one-year returns differ by 7.0 points; IUSB is 9.1 times larger.
| Measure | IUSB | MAGS |
|---|---|---|
| Return | ||
| Total return, 1 year | −1.2% | +5.8% |
| Drawdown | ||
| Below its high | 4.1%, high on Oct 13, 2026 | |
| Benchmark | ||
| What it tracks | Bloomberg U.S. Universal Index | No index, actively managed |
| Cost and size | ||
| Expense ratio | 0.06% | 0.30% |
| Net assets, as of Oct 27, 2026 | $49.8bn | $5.5bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 22% | |
| Top ten holdings, share of the fund | 29.3% | |
Holdings in common uses holdings dated Jun 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IUSB and MAGS hold 0% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
IUSB and MAGS on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IUSB
IUSB tracks an index of Universal USD Bond. Over the year to Oct 28, 2026 it returned −1.2% with distributions reinvested. The prospectus expense ratio is 0.06% a year.
MAGS
MAGS is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +5.8% with distributions reinvested. The prospectus expense ratio is 0.30% a year. By its holdings filed for Jun 30, 2026, 22% of the fund by weight is stocks the S&P 500 also holds, across 8 positions, with the top ten at 29.3%. It sat 4.1% below its high of Oct 13, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, IUSB or MAGS?
- In the year to Oct 28, 2026, with distributions reinvested, IUSB returned −1.2% and MAGS +5.8%.
- Which is cheaper, IUSB or MAGS?
- IUSB is cheaper, by 0.24 percentage points a year. That is about $24 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, IUSB against MAGS, data as of Oct 28, 2026. https://etfiq.com/compare/any/iusb-vs-mags
ETFIQ. (Oct 28, 2026). IUSB against MAGS. Retrieved from https://etfiq.com/compare/any/iusb-vs-mags
[IUSB against MAGS (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/iusb-vs-mags)
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