Data as of Oct 28, 2026.
BOXX vs MUB: Differences, Returns & Fees
Over the year to Oct 28, 2026, BOXX returned +4.0% to MUB's −0.4%, and MUB charges 0.05% to BOXX's 0.19%.
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Net assets: $14.5bn on Oct 28, 2026 for Alpha Architect 1-3 Month Box ETF, and $54.1bn on Oct 27, 2026 for iShares National Muni Bond ETF.
Pair scorecard
MUB costs 0.14 points a year less; their one-year returns differ by 4.4 points; MUB is 3.8 times larger.
| Measure | BOXX | MUB |
|---|---|---|
| Return | ||
| Total return, 1 year | +4.0% | −0.4% |
| Benchmark | ||
| What it tracks | No index, actively managed | ICE AMT-Free US National Municipal Index |
| Cost and size | ||
| Expense ratio | 0.19% | 0.05% |
| Net assets, as of Oct 26, 2026 | $14.4bn | $54.1bn |
| Holdings | ||
| Holdings in common | not published | |
Risk and return
Jan 6, 2023 to Oct 23, 2026 · 198 weekly returnsBOXX returned more: +18.9% to +8.6%. BOXX swung less: 0.2% to 4.5%. BOXX fell less at its worst: −0.1% to −5.4%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | BOXX | MUB | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +18.9% | +8.6% | BOXX | Price change plus distributions, reinvested. |
| Annualized | +4.6% | +2.2% | BOXX | Total return as a yearly rate. |
| Price return | +18.6% | −3.0% | BOXX | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 0.2% | 4.5% | BOXX | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 0.2% | 3.6% | BOXX | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −0.1% | −5.4% | BOXX | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | −0.25 | −0.52 | BOXX | Return above Treasury bills per unit of volatility. |
| Sortino | −0.35 | −0.65 | BOXX | Return above Treasury bills per unit of downside deviation. |
| Calmar | Not measured | 0.41 | Annualized return divided by the max drawdown. | |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 198 weekly returns. Cash rate: the 13-week Treasury bill.
Side by side
BOXX and MUB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
BOXX and MUB do different jobs. What does each one do in a portfolio?
- What each follows. BOXX follows No index, actively managed and MUB follows ICE AMT-Free US National Municipal Index.
- One-year total return. Over 1 year to Oct 28, 2026 BOXX returned +4.0% and MUB −0.4% with distributions reinvested, a gap of 4.4 points.
- Cost. BOXX charges 0.19% of assets a year and MUB 0.05%, a gap of 0.14 points.
Data as of Oct 28, 2026.
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BOXX
BOXX is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +4.0% with distributions reinvested. The prospectus expense ratio is 0.19% a year.
MUB
MUB tracks an index of National Muni Bond. Over the year to Oct 28, 2026 it returned −0.4% with distributions reinvested. The prospectus expense ratio is 0.05% a year.
Questions people ask
- Which returned more over the last year, BOXX or MUB?
- In the year to Oct 28, 2026, with distributions reinvested, BOXX returned +4.0% and MUB −0.4%.
- Which is cheaper, BOXX or MUB?
- MUB is cheaper, by 0.14 percentage points a year. That is about $14 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, BOXX against MUB, data as of Oct 28, 2026. https://etfiq.com/compare/any/boxx-vs-mub
ETFIQ. (Oct 28, 2026). BOXX against MUB. Retrieved from https://etfiq.com/compare/any/boxx-vs-mub
[BOXX against MUB (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/boxx-vs-mub)
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