IBB vs IQV: Correlation
Measured on weekly returns over the past three years, iShares Biotechnology ETF (IBB) and IQVIA (IQV) carry a correlation of 0.61, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IBB and IQV?
On 3 years of weekly data the IBB/IQV correlation comes out at 0.61, strong. The relationship has been stable: the 1-year correlation (0.54) sits close to the 3-year figure. The 5-year figure is 0.64, and annualized covariance runs at 480.8 %².
Within IBB's tracked universe of 168 assets, IQV comes in at #27 by 3-year correlation. The last year tells two different stories: IBB led by 16.4 percentage points, +55.4% for IBB against +39.0% for IQV. The rolling one-year correlation moved between 0.52 and 0.78 over the past three years, a moderate range. Note the risk asymmetry: IQV runs 1.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 IQV: side by side
| IBB (iShares Biotechnology ETF) | IQV (IQVIA) | |
|---|---|---|
| 1-year return | +55.4% | +39.0% |
| 5-year return | +26.6% | +0.3% |
| Volatility (ann.) | 20.7% | 37.9% |
| Beta vs S&P 500 | 0.81 | 0.93 |
| Max drawdown (3Y) | -24.9% | -47.1% |
| Market cap | – | $43.2B |
| P/E (trailing) | – | 32.6 |
| Dividend yield | 0.22% | 0.00% |
| Expense ratio | 0.44% | – |
| Assets under management | $9.2B | – |
| Sector / category | ETF · Thematic | Health Care |
IBB is a Health fund from iShares: $9.2B under management, 235 holdings, a 0.44% expense ratio, a 0.22% trailing dividend yield.
Year-by-year returns
| Year | IBB | IQV |
|---|---|---|
| 2022 | -13.7% | -27.4% |
| 2023 | +3.8% | +12.9% |
| 2024 | -2.4% | -15.1% |
| 2025 | +28.0% | +14.7% |
| 2026 | +27.4% | +16.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IBB and IQV good diversifiers for each other?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between IBB and IQV?
The IBB/IQV correlation stands at 0.61 on a 3-year window (1 year: 0.54, 5 years: 0.64), computed from weekly returns as of 2026-08-27.
Is IQV a good diversifier for IBB?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.61 mean?
A reading of 0.61 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-iqv.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ibb-vs-iqv/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: IBB correlations · IQV correlations
