Get the weekly note

Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

IUSB vs MAGS: how they differ

IUSB and MAGS hold 0% of their weight in the same names, and MAGS returned more over the year.

iShares Core Universal USD Bond ETF and Roundhill Magnificent Seven ETF.

What they hold in common

By the books each fund has filed, IUSB and MAGS hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in IUSBOnly in MAGS
United States of America 0.38%TREASURY BILL 65.41%
United States of America 0.37%Roundhill Ultra Short Duration 8.06%
United States of America 0.37%NVIDIA Corp 4.15%
United States of America 0.37%Apple Inc 4.12%
United States of America 0.36%Amazon.com Inc 4.11%
United States of America 0.36%Tesla Inc 4.07%
United States of America 0.36%Microsoft Corp 3.62%
United States of America 0.35%Meta Platforms Inc 3.59%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and Jun 30, 2026.

IUSB and MAGS on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
IUSB
iShares Core Universal USD Bond ETF
MAGS
Roundhill Magnificent Seven ETF
Where it sitsCore index fundCore index fund
IssueriSharesRoundhill
What it isCore Universal USD BondMagnificent Seven
Total return, 1 year−0.3%+14.4%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−17.8 pts−3.1 pts
Expense ratio0.06%0.30%
Holdings178199

IUSB in plain words

IUSB is a bond fund tracking the Core Universal USD Bond. Over the year to Sep 11, 2026 it returned −0.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year.

MAGS in plain words

MAGS is an index equity fund tracking the Magnificent Seven. Over the year to Sep 11, 2026 it returned +14.4% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.30% a year. By its holdings filed for Jun 30, 2026, 26% of the fund by weight is stocks the S&P 500 also holds, across 9 positions, with the top ten at 100.0%.

Questions people ask

Which returned more over the last year, IUSB or MAGS?
In the year to Sep 12, 2026, with distributions reinvested, IUSB returned −0.3% and MAGS returned +14.4%, so MAGS returned more. One year is one year; the longer windows are in the table.
Which is cheaper, IUSB or MAGS?
IUSB charges 0.06% a year and MAGS charges 0.30%, so IUSB is cheaper. Fees come from each fund's prospectus.

Other comparisons

Where to next

Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

IUSB against MAGS, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, IUSB against MAGS, data as of Sep 12, 2026. https://etfiq.com/compare/any/IUSB-MAGS Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources