MBBC vs SYRE: Correlation
Marathon Bancorp, Inc. (MBBC) and Spyre Therapeutics, Inc. (SYRE) show a moderate relationship: their 3-year correlation of weekly returns is 0.33.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MBBC and SYRE?
Over the past 3 years, MBBC and SYRE moved with a correlation of 0.33, which is moderate. The link has loosened recently: the 1-year correlation (0.12) runs below the 3-year figure (0.33). Over 5 years the correlation is 0.11, and the annualized covariance of weekly returns is 852.6 %².
Among the 13 assets we track against MBBC, SYRE ranks #5 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SYRE ahead by 397.9 points (+48.3% versus +446.2%). Note the risk asymmetry: SYRE runs 2.7 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
MBBC vs SYRE: side by side
| MBBC (Marathon Bancorp, Inc.) | SYRE (Spyre Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +48.3% | +446.2% |
| 5-year return | +103.0% | -47.5% |
| Volatility (ann.) | 31.3% | 83.8% |
| Beta vs S&P 500 | -0.07 | 1.80 |
| Max drawdown (3Y) | -28.3% | -74.0% |
| Market cap | – | $8.3B |
| P/E (trailing) | 36.7 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MBBC | SYRE |
|---|---|---|
| 2022 | +4.7% | -90.5% |
| 2023 | -17.0% | +91.3% |
| 2024 | +49.9% | +8.2% |
| 2025 | +19.2% | +40.7% |
| 2026 | +26.6% | +185.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MBBC and SYRE good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.33 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between MBBC and SYRE?
Using weekly returns as of 2026-08-27: 0.33 over 3 years, with 0.12 over the last year and 0.11 over 5 years.
Is SYRE a good diversifier for MBBC?
Yes, to a useful degree: a correlation of 0.33 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.33 mean?
A reading of 0.33 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: MBBC correlations · SYRE correlations
