Data as of Oct 28, 2026.
MBB vs XOVR: Differences, Returns & Fees
Over the year to Oct 28, 2026, MBB returned −0.8% to XOVR's −3.0%; 0% of their weight is in the same names.
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Net assets: $35.5bn on Oct 28, 2026 for iShares MBS ETF, and $2.2bn on Jun 30, 2026 for ERShares Private-Public Crossover ETF.
Pair scorecard
MBB costs 1.77 points a year less; their one-year returns differ by 2.2 points.
| Measure | MBB | XOVR |
|---|---|---|
| Return | ||
| Total return, 1 year | −0.8% | −3.0% |
| Drawdown | ||
| Below its high | 6.5%, high on Oct 5, 2026 | |
| Benchmark | ||
| What it tracks | Bloomberg U.S. MBS Index | No index, actively managed |
| Cost and size | ||
| Expense ratio | 0.04% | 1.81% |
| Net assets, MBB as of Oct 28, 2026 and XOVR as of Jun 30, 2026 | $35.5bn | $2.2bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 43% | |
| Top ten holdings, share of the fund | 63.1% | |
Holdings in common uses holdings dated Jun 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, MBB and XOVR 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
MBB and XOVR on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
MBB
MBB tracks an index of mortgage-backed securities. Over the year to Oct 28, 2026 it returned −0.8% with distributions reinvested, against −1.1% for its benchmark, the Bloomberg U.S. MBS Index. The prospectus expense ratio is 0.04% a year.
XOVR
XOVR is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned −3.0% with distributions reinvested. The prospectus expense ratio is 1.81% a year. By its holdings filed for Jun 30, 2026, 43% of the fund by weight is stocks the S&P 500 also holds, across 32 positions, with the top ten at 63.1%. It sat 6.5% below its high of Oct 5, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, MBB or XOVR?
- In the year to Oct 28, 2026, with distributions reinvested, MBB returned −0.8% and XOVR −3.0%.
- Which is cheaper, MBB or XOVR?
- MBB is cheaper, by 1.77 percentage points a year. That is about $177 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, MBB against XOVR, data as of Oct 28, 2026. https://etfiq.com/compare/any/mbb-vs-xovr
ETFIQ. (Oct 28, 2026). MBB against XOVR. Retrieved from https://etfiq.com/compare/any/mbb-vs-xovr
[MBB against XOVR (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/mbb-vs-xovr)
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