Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
BITO vs IUSB: how they differ
BITO and IUSB hold 0% of their weight in the same names, and IUSB returned more over the year.
ProShares Bitcoin ETF and iShares Core Universal USD Bond ETF.
What they hold in common
By the books each fund has filed, BITO and IUSB hold 0% of their money in the same securities at the same weight.
| Only in BITO | Only in IUSB |
|---|---|
| ProShares GENIUS Money Market ETF 100.00% | United States of America 0.38% |
| United States of America 0.37% | |
| United States of America 0.37% | |
| United States of America 0.37% | |
| United States of America 0.36% | |
| United States of America 0.36% | |
| United States of America 0.36% | |
| United States of America 0.35% |
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 May 31, 2026.
| BITO ProShares Bitcoin ETF | IUSB iShares Core Universal USD Bond ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | ProShares | iShares |
| What it is | Bitcoin | Core Universal USD Bond |
| Total return, 1 year | −34.8% | −0.3% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −52.3 pts | −17.8 pts |
| Expense ratio | 0.95% | 0.06% |
| Holdings | 1 | 17819 |
BITO in plain words
BITO is a digital asset fund tracking the Bitcoin. Over the year to Sep 11, 2026 it returned −34.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.95% a year. It sat 40.3% below its high of Oct 6, 2025 on Sep 11, 2026.
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.
Questions people ask
- Which returned more over the last year, BITO or IUSB?
- In the year to Sep 12, 2026, with distributions reinvested, BITO returned −34.8% and IUSB returned −0.3%, so IUSB returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, BITO or IUSB?
- BITO charges 0.95% a year and IUSB charges 0.06%, 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.
Cite this page. ETFIQ, BITO against IUSB, data as of Sep 12, 2026. https://etfiq.com/compare/any/BITO-IUSB Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources