LSTR vs MDRR: Correlation
Landstar System, Inc. (LSTR) and Medalist Diversified, Inc. (MDRR) show a negative relationship: their 3-year correlation of weekly returns is -0.25.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LSTR and MDRR?
Over the past 3 years, LSTR and MDRR moved with a correlation of -0.25, which is negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.27 lands near the 3-year figure. Over 5 years the correlation is -0.07, and the annualized covariance of weekly returns is -201.5 %².
Among the 23 assets we track against LSTR, MDRR sits near the bottom by co-movement, at rank #21. Correlation aside, the last 12 months split them widely, with LSTR ahead by 35.1 points (+39.9% versus +4.8%).
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.
LSTR vs MDRR: side by side
| LSTR (Landstar System, Inc.) | MDRR (Medalist Diversified, Inc.) | |
|---|---|---|
| 1-year return | +39.9% | +4.8% |
| 5-year return | +17.0% | -31.3% |
| Volatility (ann.) | 28.2% | 28.1% |
| Beta vs S&P 500 | 0.83 | -0.02 |
| Max drawdown (3Y) | -37.5% | -29.5% |
| Market cap | $6.2B | – |
| P/E (trailing) | 47.0 | 3.1 |
| Dividend yield | 0.88% | 2.21% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | LSTR | MDRR |
|---|---|---|
| 2022 | -7.3% | -37.3% |
| 2023 | +21.2% | -4.0% |
| 2024 | -9.7% | +28.6% |
| 2025 | -14.4% | -5.5% |
| 2026 | +29.2% | -0.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LSTR and MDRR good diversifiers for each other?
Yes. With a correlation of -0.25, LSTR and MDRR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between LSTR and MDRR?
The LSTR/MDRR correlation stands at -0.25 on a 3-year window (1 year: -0.27, 5 years: -0.07), computed from weekly returns as of 2026-08-27.
Is MDRR a good diversifier for LSTR?
Yes. With a correlation of -0.25, LSTR and MDRR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.25 mean?
A reading of -0.25 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/lstr-vs-mdrr.json
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Related comparisons
Hubs: LSTR correlations · MDRR correlations
