Data as of Oct 28, 2026.

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JNK vs MUB: Differences, Returns & Fees

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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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Net 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.

At a glance
+1.7%
JNK total return, 1 year
−0.4%
MUB total return, 1 year
0.40%
JNK expense ratio
0.05%
MUB expense ratio

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.

JNK vs MUB: Differences, Returns & Fees
MeasureJNKMUB
Return
Total return, 1 year+1.7%−0.4%
Benchmark
What it tracksBloomberg High Yield Very Liquid IndexICE AMT-Free US National Municipal Index
Cost and size
Expense ratio0.40%0.05%
Net assets, as of Oct 27, 2026$5.9bn$54.1bn
Holdings
Holdings in common0%

Holdings in common uses holdings dated Jun 30, 2026 and Aug 31, 2026. Method

What they share

0%

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.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first JNK MUB
Only in one fund ↓
Only in JNK
1261229 BC Ltd, due Apr 15, 2032 0.63%
Meridian Arc Holdco LLC, due Apr 30, 2031 0.56%
EchoStar Corp, due Nov 30, 2029 0.51%
PR RNO Property Owner 1 LLC, due May 1, 2031 0.48%
Cloud Software Group Inc, due Mar 31, 2029 0.41%
Quikrete Holdings Inc, due Mar 1, 2032 0.40%
DISH Network Corp, due Nov 15, 2027 0.40%
SV RNO Property Owner 1 LLC, due Mar 1, 2031 0.39%
Only in MUB
Board of Regents of the University of Texas System, Series 2025B, due Aug 15, 2036 0.18%
San Antonio Water System, Series 2025D, due May 1, 2055 0.15%
New York State Thruway Authority, Series 2022A, due Mar 15, 2048 0.15%
New York State Dormitory Authority, Series 2019D, due Feb 15, 2047 0.13%
Northwest Independent School District, Series 2025, due Feb 15, 2055 0.12%
Houston Higher Education Finance Corp., Series 2024, due May 15, 2034 0.12%
State of New Jersey, Series 2020A, due Jun 1, 2028 0.12%
Ohio State University (The), Series 2026A, due Jun 1, 2035 0.12%
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Side by side

JNK State Street SPDR Bloomberg High Yield Bond ETF MUB iShares National Muni Bond ETF
Where it sits Bond ETF Bond ETF
What it is Tracks the Bloomberg High Yield Bond Tracks an index of National Muni Bond
Total return, 1 year +1.7% −0.4%
Its benchmark over the same days −1.4% (AGG) not measured
Gap to its benchmark +3.1 pts vs AGG not measured
Expense ratio 0.40% 0.05%
Holdings 1142 7873
Net assets, as of Oct 27, 2026 $5.9bn $54.1bn

JNK and MUB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
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.
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ETFIQ, JNK against MUB, data as of Oct 28, 2026. https://etfiq.com/compare/any/jnk-vs-mub

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