ALB vs RIO: Correlation
Albemarle Corporation (ALB) and Rio Tinto Plc (RIO) show a moderate relationship: their 3-year correlation of weekly returns is 0.56.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ALB and RIO?
Over the past 3 years, ALB and RIO moved with a correlation of 0.56, which is moderate. Recent behaviour matches the longer record: 0.56 over 1 year against 0.56 over 3. Over 5 years the correlation is 0.49, and the annualized covariance of weekly returns is 761.0 %².
By 3-year correlation, RIO places #4 of the 36 assets tracked against ALB. Correlation aside, the last 12 months split them widely, with RIO ahead by 20.3 points (+56.9% versus +77.2%). One caveat on sizing: ALB is 2.2 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
ALB vs RIO: side by side
| ALB (Albemarle Corporation) | RIO (Rio Tinto Plc) | |
|---|---|---|
| 1-year return | +56.9% | +77.2% |
| 5-year return | -39.2% | +94.8% |
| Volatility (ann.) | 54.3% | 25.1% |
| Beta vs S&P 500 | 1.62 | 0.70 |
| Max drawdown (3Y) | -74.1% | -24.2% |
| Market cap | $16.0B | $170.4B |
| P/E (trailing) | 502.9 | 14.2 |
| Dividend yield | 1.20% | 4.44% |
| Sector / category | Materials | US Listed |
Year-by-year returns
| Year | ALB | RIO |
|---|---|---|
| 2022 | -6.6% | +18.5% |
| 2023 | -32.8% | +11.1% |
| 2024 | -39.5% | -15.4% |
| 2025 | +67.7% | +44.5% |
| 2026 | -3.5% | +37.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ALB and RIO good diversifiers for each other?
Somewhat, no more. With 0.56 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ALB and RIO?
As of 2026-08-27, the correlation of weekly returns between ALB and RIO is 0.56 over 3 years, 0.56 over 1 year and 0.49 over 5 years.
Is RIO a good diversifier for ALB?
Somewhat, no more. With 0.56 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.56 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/alb-vs-rio.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/alb-vs-rio/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ALB correlations · RIO correlations
