EXP vs LPX: Correlation
How closely do Eagle Materials Inc (EXP) and Louisiana-Pacific Corporation (LPX) trade together? Their weekly returns over three years give a correlation of 0.70, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EXP and LPX?
Across a 3-year window, the weekly returns of EXP and LPX correlate at 0.70, strong. Little has changed lately, as the 1-year reading of 0.73 lands near the 3-year figure. Stretching to 5 years gives 0.67, with an annualized covariance of 914.3 %².
By 3-year correlation, LPX places #9 of the 24 assets tracked against EXP. The trailing year gives EXP the advantage: -15.7% versus -25.3%, a 9.6-point spread.
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.
EXP vs LPX: side by side
| EXP (Eagle Materials Inc) | LPX (Louisiana-Pacific Corporation) | |
|---|---|---|
| 1-year return | -15.7% | -25.3% |
| 5-year return | +29.5% | +15.9% |
| Volatility (ann.) | 34.8% | 37.4% |
| Beta vs S&P 500 | 1.21 | 1.15 |
| Max drawdown (3Y) | -44.7% | -43.1% |
| Market cap | $6.1B | $4.9B |
| P/E (trailing) | 15.6 | 93.1 |
| Dividend yield | 0.50% | 1.63% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EXP | LPX |
|---|---|---|
| 2022 | -19.6% | -23.4% |
| 2023 | +53.6% | +21.5% |
| 2024 | +22.1% | +47.9% |
| 2025 | -15.9% | -21.0% |
| 2026 | -4.1% | -11.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EXP and LPX good diversifiers for each other?
Only partially. A correlation of 0.70 means EXP and LPX share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between EXP and LPX?
Using weekly returns as of 2026-08-27: 0.70 over 3 years, with 0.73 over the last year and 0.67 over 5 years.
Is LPX a good diversifier for EXP?
Only partially. A correlation of 0.70 means EXP and LPX share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.70 mean?
A reading of 0.70 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/exp-vs-lpx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/exp-vs-lpx/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EXP correlations · LPX correlations
