IBB vs JETS: Correlation
Measured on weekly returns over the past three years, iShares Biotechnology ETF (IBB) and US Global Jets ETF (JETS) carry a correlation of 0.44, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IBB and JETS?
On 3 years of weekly data the IBB/JETS correlation comes out at 0.44, moderate. Recent behaviour matches the longer record: 0.42 over 1 year against 0.44 over 3. The 5-year figure is 0.43, and annualized covariance runs at 264.7 %².
Within IBB's tracked universe of 168 assets, JETS comes in at #131 by 3-year correlation. The last year tells two different stories: IBB led by 42.2 percentage points, +55.4% for IBB against +13.2% for JETS. The rolling one-year correlation moved between 0.22 and 0.60 over the past three years, a moderate range.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
IBB vs JETS: side by side
| IBB (iShares Biotechnology ETF) | JETS (US Global Jets ETF) | |
|---|---|---|
| 1-year return | +55.4% | +13.2% |
| 5-year return | +26.6% | +30.9% |
| Volatility (ann.) | 20.7% | 29.2% |
| Beta vs S&P 500 | 0.81 | 1.16 |
| Max drawdown (3Y) | -24.9% | -35.2% |
| Dividend yield | 0.22% | – |
| Expense ratio | 0.44% | – |
| Assets under management | $9.2B | – |
| Sector / category | ETF · Thematic | ETF · Thematic |
IBB, iShares's Health fund, carries $9.2B under management, 235 holdings, a 0.44% expense ratio, a 0.22% trailing dividend yield.
Year-by-year returns
| Year | IBB | JETS |
|---|---|---|
| 2022 | -13.7% | -19.0% |
| 2023 | +3.8% | +11.4% |
| 2024 | -2.4% | +33.2% |
| 2025 | +28.0% | +11.6% |
| 2026 | +27.4% | +4.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IBB and JETS good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between IBB and JETS?
As of 2026-08-27, the correlation of weekly returns between IBB and JETS is 0.44 over 3 years, 0.42 over 1 year and 0.43 over 5 years.
Is JETS a good diversifier for IBB?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 mean?
A reading of 0.44 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ibb-vs-jets.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ibb-vs-jets/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IBB correlations · JETS correlations
