Data as of Oct 28, 2026.
IBB vs XOP: Differences, Returns & Fees
Over the year to Oct 28, 2026, IBB returned +37.5% to XOP's +62.5%, and XOP charges 0.35% to IBB's 0.44%.
askIQ about this page
askIQ about IBB and XOP
Net assets on Oct 27, 2026: $11.0bn for iShares Biotechnology ETF and $4.6bn for State Street SPDR S&P Oil & Gas Exploration & Production ETF.
Pair scorecard
XOP costs 0.09 points a year less; their one-year returns differ by 25.0 points; IBB is 2.4 times larger.
| Measure | IBB | XOP |
|---|---|---|
| Return | ||
| Total return, 1 year | +37.5% | +62.5% |
| Drawdown | ||
| Below its high | 24.8%, high on Jun 23, 2014 | |
| Benchmark | ||
| What it tracks | Biotech | S&P Oil & Gas Exploration & Production Select Industry Index |
| Cost and size | ||
| Expense ratio | 0.44% | 0.35% |
| Net assets, as of Oct 27, 2026 | $11.0bn | $4.6bn |
| 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 Oct 27, 2026. Method
What they share
By the books each fund has filed, IBB and XOP hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
IBB and XOP 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.
XOP
XOP tracks the S&P Oil & Gas Exploration & Production. Over the year to Oct 28, 2026 it returned +62.5% with distributions reinvested. The prospectus expense ratio is 0.35% a year. It sat 24.8% below its high of Jun 23, 2014 on Oct 28, 2026.
Questions people ask
- Are IBB and XOP in the same category?
- IBB is a thematic ETF and XOP is a stock 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 XOP?
- In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and XOP +62.5%.
- Which is cheaper, IBB or XOP?
- XOP is cheaper, by 0.09 percentage points a year. That is about $9 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.
Cite this pageCitation, APA and Markdown
ETFIQ, IBB against XOP, data as of Oct 28, 2026. https://etfiq.com/compare/any/ibb-vs-xop
ETFIQ. (Oct 28, 2026). IBB against XOP. Retrieved from https://etfiq.com/compare/any/ibb-vs-xop
[IBB against XOP (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/ibb-vs-xop)
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.