Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IUSB vs JNK: how they differ
IUSB and JNK hold 3% of their weight in the same names, and JNK returned more over the year.
iShares Core Universal USD Bond ETF and State Street(R) SPDR(R) Bloomberg High Yield Bond ETF.
What they hold in common
By the books each fund has filed, IUSB and JNK hold 3% of their money in the same securities at the same weight.
| Holding | IUSB | JNK |
|---|---|---|
| 1261229 BC Ltd. | 0.02% | 0.64% |
| EchoStar Corp. | 0.01% | 0.52% |
| Cloud Software Group, Inc. | 0.01% | 0.42% |
| Cloud Software Group, Inc. | 0.01% | 0.38% |
| Nexstar Media, Inc. | 0.01% | 0.33% |
| Quikrete Holdings, Inc. | 0.01% | 0.41% |
| SV RNO Property Owner 1 LLC | 0.01% | 0.40% |
| Asurion LLC | 0.01% | 0.35% |
| Asurion LLC | 0.01% | 0.34% |
| Carnival Corp. | 0.01% | 0.02% |
| HUB International Ltd. | 0.01% | 0.26% |
| Venture Global LNG, Inc. | 0.01% | 0.38% |
| Only in IUSB | Only in JNK |
|---|---|
| United States of America 0.38% | DISCOVERY HOLDINGS INC 0.24% |
| United States of America 0.37% | APLD COMPUTECO 3 LLC 0.18% |
| United States of America 0.37% | SOLARIS ENERGY INFRASTRU 0.15% |
| United States of America 0.37% | QXO BUILDING PRODUCTS 0.14% |
| United States of America 0.36% | HARVEST MIDSTREAM I LP 0.14% |
| United States of America 0.36% | QXO BUILDING PRODUCTS 0.14% |
| United States of America 0.36% | KENNEDY-WILSON INC 0.13% |
| United States of America 0.35% | DIRECTV FIN LLC/COINC 0.13% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and Jun 30, 2026.
| IUSB iShares Core Universal USD Bond ETF | JNK State Street(R) SPDR(R) Bloomberg High Yield Bond ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | State Street |
| What it is | Core Universal USD Bond | SPDR Bloomberg High Yield Bond |
| Total return, 1 year | −0.3% | +3.3% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −17.8 pts | −14.2 pts |
| Expense ratio | 0.06% | 0.40% |
| Holdings | 17819 | 1198 |
IUSB in plain words
IUSB is a bond fund tracking the Core Universal USD Bond. Over the year to Sep 11, 2026 it returned −0.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.06% a year.
JNK in plain words
JNK is a bond fund tracking the SPDR Bloomberg High Yield Bond. Over the year to Sep 11, 2026 it returned +3.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. 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 Sep 12, 2026, with distributions reinvested, IUSB returned −0.3% and JNK returned +3.3%, so JNK returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IUSB or JNK?
- IUSB charges 0.06% a year and JNK charges 0.40%, so IUSB is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where to next
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, IUSB against JNK, data as of Sep 12, 2026. https://etfiq.com/compare/any/IUSB-JNK Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources