SUSC vs USIG: Differences, Returns & Fees
On May 31, 2026 SUSC's duration was 6.7 years and USIG's 6.4; USIG charges 0.04% to SUSC's 0.18%. Net assets on Oct 9, 2026: $1.3bn for iShares ESG Aware USD Corporate Bond ETF and $17.6bn for iShares Broad USD Investment Grade Corporate Bond ETF.
USIG costs 0.14 points a year less; their one-year returns differ by 0.5 points; USIG is 13.9 times larger.
| SUSC | USIG | |
|---|---|---|
| Expense ratio | 0.18% | 0.04% |
| Net assets | $1.3bn | $17.6bn |
| Total return, 1 year | −2.1% | −1.6% |
| What it tracks | Bloomberg MSCI US Corporate ESG Focus Index | ICE BofA US Corporate Index |
| Holdings in common | 38% | |
| Below its high | 4.5%, high on Aug 3, 2021 | 3.8%, high on Feb 23, 2026 |
Holdings in common uses holdings dated May 31, 2026.
What they hold in common
By the books each fund has filed, SUSC and USIG hold 38% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated May 31, 2026.
half
38% in common
On the same fields
SUSC and USIG on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.
About SUSC
SUSC tracks an index. Over the year to Oct 9, 2026 it returned −2.1% with distributions reinvested. The prospectus expense ratio is 0.18% a year. It sat 4.5% below its high of Aug 3, 2021 on Oct 9, 2026.
About USIG
USIG tracks an index. Over the year to Oct 9, 2026 it returned −1.6% with distributions reinvested, against −1.8% for its benchmark, the ICE BofA US Corporate Index. The prospectus expense ratio is 0.04% a year. It sat 3.8% below its high of Feb 23, 2026 on Oct 9, 2026.
Questions people ask
- Which returned more over the last year, SUSC or USIG?
- In the year to Oct 9, 2026, with distributions reinvested, SUSC returned −2.1% and USIG −1.6%.
- Which is cheaper, SUSC or USIG?
- USIG is cheaper, by 0.14 percentage points a year. That is about $14 on $10,000 held for a year. Fees come from each fund's prospectus.
ETFIQ links to the documents behind every figure; a link is not an endorsement. 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, SUSC against USIG, data as of Oct 9, 2026. https://etfiq.com/compare/any/susc-vs-usig
ETFIQ. (Oct 9, 2026). SUSC against USIG. Retrieved from https://etfiq.com/compare/any/susc-vs-usig
[SUSC against USIG (ETFIQ, Oct 9, 2026)](https://etfiq.com/compare/any/susc-vs-usig)
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