Data as of Oct 28, 2026.
IGSB vs VOO: Differences, Returns & Fees
Over the year to Oct 28, 2026, IGSB returned +1.3% to VOO's +13.7%; 0% of their weight is in the same names.
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Net assets: $23.7bn on Oct 28, 2026 for iShares 1-5 Year Investment Grade Corporate Bond ETF, and $1.0tn on Sep 30, 2026 for Vanguard S&P 500 ETF.
Pair scorecard
VOO costs 0.01 points a year less; their one-year returns differ by 12.4 points; VOO is far larger, $1.0tn against $23.4bn.
| Measure | IGSB | VOO |
|---|---|---|
| Return | ||
| Total return, 1 year | +1.3% | +13.7% |
| Benchmark | ||
| What it tracks | ICE BofA 1-5 Year US Corporate Index | S&P 500 Index |
| Cost and size | ||
| Expense ratio | 0.04% | 0.03% |
| Net assets, as of Sep 30, 2026 | $23.4bn | $1.0tn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 100% | |
| Top ten holdings, share of the fund | 39.1% | |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IGSB and VOO hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
IGSB and VOO on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IGSB
IGSB tracks an index of 1-5 Year Investment Grade Corporate Bond. Over the year to Oct 28, 2026 it returned +1.3% with distributions reinvested. The prospectus expense ratio is 0.04% a year.
VOO
VOO tracks the S&P 500. Over the year to Oct 28, 2026 it returned +13.7% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer as of Sep 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 507 positions, with the top ten at 39.1%.
Questions people ask
- Which returned more over the last year, IGSB or VOO?
- In the year to Oct 28, 2026, with distributions reinvested, IGSB returned +1.3% and VOO +13.7%.
- Which is cheaper, IGSB or VOO?
- VOO is cheaper, by 0.01 percentage points a year. That is about $1 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. 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, IGSB against VOO, data as of Oct 28, 2026. https://etfiq.com/compare/any/igsb-vs-voo
ETFIQ. (Oct 28, 2026). IGSB against VOO. Retrieved from https://etfiq.com/compare/any/igsb-vs-voo
[IGSB against VOO (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/igsb-vs-voo)
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