IBB vs SVRA: Correlation
iShares Biotechnology ETF (IBB) and Savara, Inc. (SVRA) show a moderate relationship: their 3-year correlation of weekly returns is 0.53.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IBB and SVRA?
Over the past 3 years, IBB and SVRA moved with a correlation of 0.53, which is moderate. The relationship has been stable: the 1-year correlation (0.52) sits close to the 3-year figure. Over 5 years the correlation is 0.47, and the annualized covariance of weekly returns is 580.4 %².
By 3-year correlation, SVRA places #78 of the 168 assets tracked against IBB. Over the last 12 months SVRA came out ahead by 11.5 percentage points (+55.4% against +66.9%). Note the risk asymmetry: SVRA runs 2.6 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 SVRA: side by side
| IBB (iShares Biotechnology ETF) | SVRA (Savara, Inc.) | |
|---|---|---|
| 1-year return | +55.4% | +66.9% |
| 5-year return | +26.6% | +286.6% |
| Volatility (ann.) | 20.7% | 53.3% |
| Beta vs S&P 500 | 0.81 | 1.15 |
| Max drawdown (3Y) | -24.9% | -65.3% |
| Market cap | – | $1.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.22% | 0.00% |
| Expense ratio | 0.44% | – |
| Assets under management | $9.2B | – |
| Sector / category | ETF · Thematic | US Listed |
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 | SVRA |
|---|---|---|
| 2022 | -13.7% | +25.0% |
| 2023 | +3.8% | +203.2% |
| 2024 | -2.4% | -34.7% |
| 2025 | +28.0% | +96.4% |
| 2026 | +27.4% | -9.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IBB and SVRA good diversifiers for each other?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between IBB and SVRA?
The IBB/SVRA correlation stands at 0.53 on a 3-year window (1 year: 0.52, 5 years: 0.47), computed from weekly returns as of 2026-08-27.
Is SVRA a good diversifier for IBB?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.53 mean?
On the −1 to +1 scale, 0.53 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
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Related comparisons
Hubs: IBB correlations · SVRA correlations
