MSA vs PSMT: Correlation
MSA Safety Incorporated (MSA) and PriceSmart, Inc. (PSMT) show a moderate relationship: their 3-year correlation of weekly returns is 0.47.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MSA and PSMT?
On 3 years of weekly data the MSA/PSMT correlation comes out at 0.47, moderate. The relationship has been stable: the 1-year correlation (0.51) sits close to the 3-year figure. The 5-year figure is 0.39, and annualized covariance runs at 258.8 %².
Within MSA's tracked universe of 12 assets, PSMT comes in at #7 by 3-year correlation. The last year tells two different stories: PSMT led by 47.7 percentage points, +11.4% for MSA against +59.1% for PSMT.
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.
MSA vs PSMT: side by side
| MSA (MSA Safety Incorporated) | PSMT (PriceSmart, Inc.) | |
|---|---|---|
| 1-year return | +11.4% | +59.1% |
| 5-year return | +27.9% | +116.4% |
| Volatility (ann.) | 23.4% | 23.4% |
| Beta vs S&P 500 | 0.85 | 0.42 |
| Max drawdown (3Y) | -34.3% | -24.0% |
| Market cap | $7.4B | $5.3B |
| P/E (trailing) | 23.7 | 33.8 |
| Dividend yield | 1.12% | 0.76% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MSA | PSMT |
|---|---|---|
| 2022 | -3.1% | -15.9% |
| 2023 | +18.5% | +26.2% |
| 2024 | -0.7% | +25.0% |
| 2025 | -2.1% | +34.8% |
| 2026 | +20.7% | +42.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MSA and PSMT good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between MSA and PSMT?
The MSA/PSMT correlation stands at 0.47 on a 3-year window (1 year: 0.51, 5 years: 0.39), computed from weekly returns as of 2026-08-27.
Is PSMT a good diversifier for MSA?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.47 mean?
A reading of 0.47 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/msa-vs-psmt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/msa-vs-psmt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MSA correlations · PSMT correlations
