BLDR vs TOL: Correlation
Measured on weekly returns over the past three years, Builders FirstSource (BLDR) and Toll Brothers, Inc. (TOL) carry a correlation of 0.76, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BLDR and TOL?
Over the past 3 years, BLDR and TOL moved with a correlation of 0.76, which is strong. The relationship has been stable: the 1-year correlation (0.74) sits close to the 3-year figure. Over 5 years the correlation is 0.75, and the annualized covariance of weekly returns is 1209.9 %².
Among the 48 assets we track against BLDR, TOL ranks #4 by 3-year correlation. Correlation aside, the last 12 months split them widely, with TOL ahead by 58.6 points (-52.6% versus +6.0%).
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.
BLDR vs TOL: side by side
| BLDR (Builders FirstSource) | TOL (Toll Brothers, Inc.) | |
|---|---|---|
| 1-year return | -52.6% | +6.0% |
| 5-year return | +25.8% | +139.9% |
| Volatility (ann.) | 45.6% | 34.9% |
| Beta vs S&P 500 | 1.36 | 1.14 |
| Max drawdown (3Y) | -68.7% | -46.0% |
| Market cap | $7.2B | $13.4B |
| P/E (trailing) | 74.7 | 11.9 |
| Dividend yield | 0.00% | 0.69% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | BLDR | TOL |
|---|---|---|
| 2022 | -24.3% | -30.0% |
| 2023 | +157.3% | +108.6% |
| 2024 | -14.4% | +23.4% |
| 2025 | -28.0% | +8.3% |
| 2026 | -34.7% | +7.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLDR and TOL good diversifiers for each other?
To a limited degree. At 0.76 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 BLDR and TOL?
The BLDR/TOL correlation stands at 0.76 on a 3-year window (1 year: 0.74, 5 years: 0.75), computed from weekly returns as of 2026-08-27.
Is TOL a good diversifier for BLDR?
To a limited degree. At 0.76 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 0.76 mean?
On the −1 to +1 scale, 0.76 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
$ curl https://www.pairbook.io/api/v1/pairs/bldr-vs-tol.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bldr-vs-tol/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BLDR correlations · TOL correlations
