BFS vs PSTL: Correlation
How closely do Saul Centers, Inc. (BFS) and Postal Realty Trust, Inc. (PSTL) trade together? Their weekly returns over three years give a correlation of 0.62, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BFS and PSTL?
Across a 3-year window, the weekly returns of BFS and PSTL correlate at 0.62, strong. The relationship has been stable: the 1-year correlation (0.55) sits close to the 3-year figure. Stretching to 5 years gives 0.53, with an annualized covariance of 285.5 %².
Among the 17 assets we track against BFS, PSTL ranks #8 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months PSTL outperformed by 52.1 percentage points (+5.7% for BFS against +57.8% for PSTL).
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.
BFS vs PSTL: side by side
| BFS (Saul Centers, Inc.) | PSTL (Postal Realty Trust, Inc.) | |
|---|---|---|
| 1-year return | +5.7% | +57.8% |
| 5-year return | -2.0% | +61.4% |
| Volatility (ann.) | 20.9% | 22.1% |
| Beta vs S&P 500 | 0.41 | 0.31 |
| Max drawdown (3Y) | -24.1% | -13.6% |
| Market cap | $1.2B | $0.9B |
| P/E (trailing) | 34.8 | 44.1 |
| Dividend yield | 7.01% | 4.11% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BFS | PSTL |
|---|---|---|
| 2022 | -19.4% | -22.4% |
| 2023 | +2.6% | +6.9% |
| 2024 | +5.0% | -4.1% |
| 2025 | -12.8% | +32.7% |
| 2026 | +11.8% | +50.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BFS and PSTL good diversifiers for each other?
Only partially. A correlation of 0.62 means BFS and PSTL 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 BFS and PSTL?
As of 2026-08-27, the correlation of weekly returns between BFS and PSTL is 0.62 over 3 years, 0.55 over 1 year and 0.53 over 5 years.
Is PSTL a good diversifier for BFS?
Only partially. A correlation of 0.62 means BFS and PSTL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.62 mean?
On the −1 to +1 scale, 0.62 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/bfs-vs-pstl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bfs-vs-pstl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BFS correlations · PSTL correlations
