Data as of Oct 28, 2026.
IBB vs VCSH: Differences, Returns & Fees
Over the year to Oct 28, 2026, IBB returned +37.5% to VCSH's +1.3%, and VCSH charges 0.03% to IBB's 0.44%.
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Net assets: $11.0bn on Oct 27, 2026 for iShares Biotechnology ETF, and $43.9bn on Sep 30, 2026 for Vanguard Short-Term Corporate Bond ETF.
Pair scorecard
VCSH costs 0.41 points a year less; their one-year returns differ by 36.2 points; VCSH is 3.9 times larger.
| Measure | IBB | VCSH |
|---|---|---|
| Return | ||
| Total return, 1 year | +37.5% | +1.3% |
| Benchmark | ||
| What it tracks | Biotech | Bloomberg U.S. 1-5 Year Corporate Bond Index |
| Cost and size | ||
| Expense ratio | 0.44% | 0.03% |
| Net assets, as of Sep 30, 2026 | $11.2bn | $43.9bn |
| Active share vs the S&P 500 | 99% | |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 40% | |
| Top ten holdings, share of the fund | 50% | |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IBB and VCSH 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
IBB and VCSH on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IBB
By weight, 40% of IBB's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 50% of the fund across 245 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +37.5% with distributions reinvested.
VCSH
VCSH tracks an index of Short-Term Corporate Bond. Over the year to Oct 28, 2026 it returned +1.3% with distributions reinvested, against +1.3% for its benchmark, the Bloomberg U.S. 1-5 Year Corporate Bond Index. The prospectus expense ratio is 0.03% a year.
Questions people ask
- Are IBB and VCSH in the same category?
- IBB is a thematic ETF and VCSH is a bond ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
- Which returned more over the last year, IBB or VCSH?
- In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and VCSH +1.3%.
- Which is cheaper, IBB or VCSH?
- VCSH is cheaper, by 0.41 percentage points a year. That is about $41 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, IBB against VCSH, data as of Oct 28, 2026. https://etfiq.com/compare/any/ibb-vs-vcsh
ETFIQ. (Oct 28, 2026). IBB against VCSH. Retrieved from https://etfiq.com/compare/any/ibb-vs-vcsh
[IBB against VCSH (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/ibb-vs-vcsh)
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.