Data as of Oct 28, 2026.

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IUSB vs JNK: Differences, Returns & Fees

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IUSB's duration was 5.5 years on Jul 31, 2026 and JNK's 3.4 on Jun 30, 2026; IUSB charges 0.06% to JNK's 0.40%.

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Net assets on Oct 27, 2026: $49.8bn for iShares Core Universal USD Bond ETF and $5.9bn for State Street SPDR Bloomberg High Yield Bond ETF.

At a glance
−1.2%
IUSB total return, 1 year
+1.7%
JNK total return, 1 year
0.06%
IUSB expense ratio
0.40%
JNK expense ratio

Pair scorecard

IUSB costs 0.34 points a year less; their one-year returns differ by 2.9 points; IUSB is 8.4 times larger.

IUSB vs JNK: Differences, Returns & Fees
MeasureIUSBJNK
Return
Total return, 1 year−1.2%+1.7%
Benchmark
What it tracksBloomberg U.S. Universal IndexBloomberg High Yield Very Liquid Index
Cost and size
Expense ratio0.06%0.40%
Net assets, as of Oct 27, 2026$49.8bn$5.9bn
Holdings
Holdings in common3%

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

What they share

3%

By the books each fund has filed, IUSB and JNK hold 3% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Jul 31, 2026.

0 half 100%

half

3% in common

Positions both hold · largest shared weight first IUSB JNK
1261229 BC Ltd., due Apr 15, 2032 0.02% 0.63%
PR RNO Property Owner 1 LLC, due May 1, 2031 0.02% 0.48%
Meridian Arc Holdco LLC, due Apr 30, 2031 0.02% 0.56%
EchoStar Corp., due Nov 30, 2029 0.01% 0.51%
Cloud Software Group LLC, due Mar 31, 2029 0.01% 0.41%
Quikrete Holdings, Inc., due Mar 1, 2032 0.01% 0.40%
Cloud Software Group LLC, due Sep 30, 2029 0.01% 0.37%
SV RNO Property Owner 1 LLC, due Mar 1, 2031 0.01% 0.39%
Nexstar Media, Inc., due Sep 15, 2033 0.01% 0.32%
Venture Global LNG, Inc., due Feb 1, 2029 0.01% 0.37%
HUB International Ltd., due Jun 15, 2030 0.01% 0.25%
Asurion LLC, due Dec 31, 2032 0.01% 0.34%
Only in one fund ↓
Only in IUSB
Uniform Mortgage-Backed Securities, due Aug 25, 2056 0.41%
U.S. Treasury Notes, due Dec 31, 2029 0.37%
U.S. Treasury Notes, due May 15, 2036 0.37%
U.S. Treasury Notes, due Feb 15, 2034 0.36%
U.S. Treasury Notes, due Feb 15, 2035 0.35%
U.S. Treasury Notes, due Aug 15, 2035 0.34%
U.S. Treasury Notes, due May 15, 2034 0.34%
U.S. Treasury Notes, due Nov 15, 2034 0.34%
Only in JNK
DISH Network Corp, due Nov 15, 2027 0.40%
Zegona Finance PLC, due Jul 15, 2029 0.12%
Resideo Funding Inc, due Jul 15, 2032 0.10%
Talos Production Inc, due Feb 1, 2029 0.09%
SEAGATE DATA STORAGE TECH, due Dec 1, 2032 0.07%
Rogers Communications Inc, due Jul 31, 2056 0.07%
Chart Industries Inc, due Jan 1, 2031 0.07%
EG Global Finance PLC, due Nov 30, 2028 0.06%
Check overlap with more funds →

Side by side

IUSB iShares Core Universal USD Bond ETF JNK State Street SPDR Bloomberg High Yield Bond ETF
Where it sits Bond ETF Bond ETF
What it is Tracks an index of Universal USD Bond Tracks the Bloomberg High Yield Bond
Total return, 1 year −1.2% +1.7%
Its benchmark over the same days not measured −1.4% (AGG)
Gap to its benchmark not measured +3.1 pts vs AGG
Expense ratio 0.06% 0.40%
Holdings 18338 1142
Net assets, as of Oct 27, 2026 $49.8bn $5.9bn

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

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About each fund
IUSB

IUSB tracks an index of Universal USD Bond. Over the year to Oct 28, 2026 it returned −1.2% with distributions reinvested. The prospectus expense ratio is 0.06% a year.

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.

Questions people ask

Which returned more over the last year, IUSB or JNK?
In the year to Oct 28, 2026, with distributions reinvested, IUSB returned −1.2% and JNK +1.7%.
Which is cheaper, IUSB or JNK?
IUSB is cheaper, by 0.34 percentage points a year. That is about $34 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
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ETFIQ, IUSB against JNK, data as of Oct 28, 2026. https://etfiq.com/compare/any/iusb-vs-jnk

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