Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
IUSB vs PULS: how they differ
IUSB and PULS hold 1% of their weight in the same names, and PULS returned more over the year.
iShares Core Universal USD Bond ETF and PGIM Ultra Short Bond ETF.
What they hold in common
By the books each fund has filed, IUSB and PULS hold 1% of their money in the same securities at the same weight.
| Holding | IUSB | PULS |
|---|---|---|
| United States of America | 0.22% | 0.25% |
| United States of America | 0.18% | 0.02% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.01% | 0.02% |
| T-Mobile USA, Inc. | 0.01% | 0.40% |
| Salesforce, Inc. | 0.01% | 0.42% |
| Wells Fargo & Co. | 0.01% | 0.12% |
| Wells Fargo & Co. | 0.01% | 0.09% |
| Amazon.com, Inc. | 0.01% | 0.24% |
| Amazon.com, Inc. | 0.01% | 0.32% |
| JPMorgan Chase & Co. | 0.01% | 0.41% |
| Salesforce, Inc. | 0.01% | 0.42% |
| Amazon.com, Inc. | 0.01% | 0.32% |
| Only in IUSB | Only in PULS |
|---|---|
| United States of America 0.38% | PGIM ETF Trust 2.38% |
| United States of America 0.37% | GLENCORE FUNDING LLC 0.98% |
| United States of America 0.37% | Alexandria Real Estate Equities, Inc. 0.87% |
| United States of America 0.37% | ABN AMRO BANK NV 0.75% |
| United States of America 0.36% | BX TRUST 2022-LBA6 0.68% |
| United States of America 0.36% | FEDERATION DES CAISSES DESJARDINS DU QUE 0.67% |
| United States of America 0.36% | BX TRUST 2018-BILT 0.56% |
| United States of America 0.35% | ELEVATION CLO 2021-13 LTD 0.51% |
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 May 29, 2026.
| IUSB iShares Core Universal USD Bond ETF | PULS PGIM Ultra Short Bond ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | PGIM |
| What it is | Core Universal USD Bond | PGIM Ultra Short Bond |
| Total return, 1 year | −0.3% | +4.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | −17.8 pts | −13.3 pts |
| Expense ratio | 0.06% | 0.15% |
| Holdings | 17819 | 553 |
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.
PULS in plain words
PULS is a cash and treasury bills tracking the PGIM Ultra Short Bond. Over the year to Sep 11, 2026 it returned +4.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.15% a year.
Questions people ask
- Which returned more over the last year, IUSB or PULS?
- In the year to Sep 12, 2026, with distributions reinvested, IUSB returned −0.3% and PULS returned +4.2%, so PULS returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, IUSB or PULS?
- IUSB charges 0.06% a year and PULS charges 0.15%, 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 PULS, data as of Sep 12, 2026. https://etfiq.com/compare/any/IUSB-PULS Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources