Data as of Sep 21, 2026.
IBIT vs VUSB: how they differ
IBIT and VUSB hold 0% of their weight in the same names, and VUSB returned more over the year.
iShares Bitcoin Trust ETF and Vanguard Ultra-Short Bond ETF.
What they hold in common
By the books each fund has filed, IBIT and VUSB hold 0% of their money in the same securities at the same weight.
| Holding | IBIT | VUSB |
|---|---|---|
| USD CASH | 0.00% | -0.23% |
| Only in IBIT | Only in VUSB |
|---|---|
| BITCOIN 100.00% | United States Treasury Bill 4.81% |
| Regions Bank/Birmingham AL 0.85% | |
| AbbVie Inc 0.79% | |
| United States Treasury Note/Bond 0.73% | |
| PNC Financial Services Group Inc/The 0.51% | |
| MKTLIQ 0.50% | |
| Citizens Bank NA/Providence RI 0.46% | |
| US Bancorp 0.45% |
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 Aug 31, 2026 and Sep 18, 2026.
| IBIT iShares Bitcoin Trust ETF | VUSB Vanguard Ultra-Short Bond ETF | |
|---|---|---|
| Where it sits | Core fund | Core fund |
| Issuer | iShares | Vanguard |
| What it is | Holds bitcoin | Actively managed |
| Total return, 1 year | −31.1% | +3.5% |
| S&P 500 over the same days | +16.6% | +16.6% |
| Gap to the S&P 500 | −47.6 pts | −13.0 pts |
| Expense ratio | 0.25% | 0.10% |
| Holdings | 2 | 1348 |
| Net assets | $63.7bn | $10.2bn |
IBIT in plain words
IBIT holds bitcoin. Over the year to Sep 18, 2026 it returned −31.1% with distributions reinvested, against +16.6% for the S&P 500 and +21.8% for the Nasdaq-100. The prospectus expense ratio is 0.25% a year. It sat 35.5% below its high of Oct 6, 2025 on Sep 18, 2026.
VUSB in plain words
VUSB is actively managed and tracks no index. Over the year to Sep 18, 2026 it returned +3.5% with distributions reinvested, against +16.6% for the S&P 500 and +21.8% for the Nasdaq-100. The prospectus expense ratio is 0.10% a year.
Questions people ask
- Which returned more over the last year, IBIT or VUSB?
- In the year to Sep 21, 2026, with distributions reinvested, IBIT returned −31.1% and VUSB returned +3.5%, so VUSB returned more.
- Which is cheaper, IBIT or VUSB?
- IBIT charges 0.25% a year and VUSB charges 0.10%, so VUSB is cheaper. Fees come from each fund's prospectus.
Other comparisons
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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, IBIT against VUSB, data as of Sep 21, 2026. https://etfiq.com/compare/any/ibit-vs-vusb Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources