EIX vs VIR: Correlation
How closely do Edison International (EIX) and Vir Biotechnology, Inc. (VIR) trade together? Their weekly returns over three years give a correlation of -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EIX and VIR?
Over the past 3 years, EIX and VIR moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.13) sits close to the 3-year figure. Over 5 years the correlation is -0.13, and the annualized covariance of weekly returns is -380.2 %².
By 3-year correlation, VIR places #19 of the 30 assets tracked against EIX. The last year tells two different stories: VIR led by 75.9 percentage points, +40.4% for EIX against +116.3% for VIR. Risk is not evenly split, since VIR carries 2.6 times the volatility of the other side.
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.
EIX vs VIR: side by side
| EIX (Edison International) | VIR (Vir Biotechnology, Inc.) | |
|---|---|---|
| 1-year return | +40.4% | +116.3% |
| 5-year return | +62.2% | -77.3% |
| Volatility (ann.) | 26.0% | 67.1% |
| Beta vs S&P 500 | 0.24 | 0.85 |
| Max drawdown (3Y) | -43.9% | -67.4% |
| Market cap | $28.4B | $1.9B |
| P/E (trailing) | 7.7 | – |
| Dividend yield | 4.64% | 0.00% |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | EIX | VIR |
|---|---|---|
| 2022 | -2.6% | -39.6% |
| 2023 | +17.4% | -60.3% |
| 2024 | +15.2% | -27.0% |
| 2025 | -20.4% | -17.8% |
| 2026 | +27.6% | +87.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EIX and VIR good diversifiers for each other?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between EIX and VIR?
As of 2026-08-27, the correlation of weekly returns between EIX and VIR is -0.22 over 3 years, -0.13 over 1 year and -0.13 over 5 years.
Is VIR a good diversifier for EIX?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.22 mean?
A reading of -0.22 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/eix-vs-vir.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/eix-vs-vir/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EIX correlations · VIR correlations
