PHM vs SPRB: Correlation
How closely do PulteGroup (PHM) and Spruce Biosciences, Inc. (SPRB) trade together? Their weekly returns over three years give a correlation of -0.23, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PHM and SPRB?
Across a 3-year window, the weekly returns of PHM and SPRB correlate at -0.23, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.40 versus -0.23 over 3 years. Stretching to 5 years gives -0.16, with an annualized covariance of -8080.0 %².
Out of 47 assets tracked against PHM, SPRB lands near the bottom at #44. Their recent paths diverged sharply: over the last 12 months SPRB outperformed by 748.8 percentage points (-2.5% for PHM against +746.3% for SPRB). Risk is not evenly split, since SPRB carries 33.7 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.
PHM vs SPRB: side by side
| PHM (PulteGroup) | SPRB (Spruce Biosciences, Inc.) | |
|---|---|---|
| 1-year return | -2.5% | +746.3% |
| 5-year return | +145.5% | -99.8% |
| Volatility (ann.) | 32.2% | 1086.4% |
| Beta vs S&P 500 | 0.82 | -7.82 |
| Max drawdown (3Y) | -38.0% | -100.0% |
| Market cap | – | $0.2B |
| P/E (trailing) | 13.3 | – |
| Dividend yield | 0.77% | 0.00% |
| Sector / category | Consumer Discretionary | US Listed |
Year-by-year returns
| Year | PHM | SPRB |
|---|---|---|
| 2022 | -19.2% | -75.4% |
| 2023 | +128.8% | +167.1% |
| 2024 | +6.2% | -85.7% |
| 2025 | +8.5% | -96.3% |
| 2026 | +8.6% | -27.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PHM and SPRB good diversifiers for each other?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
FAQ
What is the correlation between PHM and SPRB?
The PHM/SPRB correlation stands at -0.23 on a 3-year window (1 year: -0.40, 5 years: -0.16), computed from weekly returns as of 2026-08-27.
Is SPRB a good diversifier for PHM?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
What does a correlation of -0.23 mean?
A reading of -0.23 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/phm-vs-sprb.json
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Related comparisons
Hubs: PHM correlations · SPRB correlations
