Data as of Oct 28, 2026.
JNK vs MUB: Differences, Returns & Fees
JNK's duration was 3.4 years on Jun 30, 2026 and MUB's 7.0 on Aug 31, 2026; MUB charges 0.05% to JNK's 0.40%.
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askIQ about JNK and MUBNet assets on Oct 27, 2026: $5.9bn for State Street SPDR Bloomberg High Yield Bond ETF and $54.1bn for iShares National Muni Bond ETF.
Pair scorecard
MUB costs 0.35 points a year less; their one-year returns differ by 2.1 points; MUB is 9.2 times larger.
| Measure | JNK | MUB |
|---|---|---|
| Return | ||
| Total return, 1 year | +1.7% | −0.4% |
| Benchmark | ||
| What it tracks | Bloomberg High Yield Very Liquid Index | ICE AMT-Free US National Municipal Index |
| Cost and size | ||
| Expense ratio | 0.40% | 0.05% |
| Net assets, as of Oct 27, 2026 | $5.9bn | $54.1bn |
| Holdings | ||
| Holdings in common | 0% | |
Holdings in common uses holdings dated Jun 30, 2026 and Aug 31, 2026. Method
What they share
By the books each fund has filed, JNK and MUB hold 0% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Aug 31, 2026.
half
0% in common
Only in one fund ↓
Side by side
JNK and MUB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
JNK
JNK tracks the Bloomberg High Yield Bond. Over the year to Oct 28, 2026 it returned +1.7% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.40% 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, JNK or MUB?
- In the year to Oct 28, 2026, with distributions reinvested, JNK returned +1.7% and MUB −0.4%.
- Which is cheaper, JNK or MUB?
- MUB is cheaper, by 0.35 percentage points a year. That is about $35 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, JNK against MUB, data as of Oct 28, 2026. https://etfiq.com/compare/any/jnk-vs-mub
ETFIQ. (Oct 28, 2026). JNK against MUB. Retrieved from https://etfiq.com/compare/any/jnk-vs-mub
[JNK against MUB (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/jnk-vs-mub)
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