CISS vs MDXH: Correlation
Measured on weekly returns over the past three years, C3is Inc. (CISS) and MDxHealth SA (MDXH) carry a correlation of 0.51, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CISS and MDXH?
Over the past 3 years, CISS and MDXH moved with a correlation of 0.51, which is moderate. The link has tightened recently: the 1-year correlation (0.67) runs above the 3-year figure (0.51). Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 92170.0 %².
By 3-year correlation, MDXH places #10 of the 42 assets tracked against CISS. Their recent paths diverged sharply: over the last 12 months MDXH outperformed by 19.6 percentage points (-99.5% for CISS against -79.9% for MDXH). Risk is not evenly split, since CISS carries 24.3 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.
CISS vs MDXH: side by side
| CISS (C3is Inc.) | MDXH (MDxHealth SA) | |
|---|---|---|
| 1-year return | -99.5% | -79.9% |
| 5-year return | n/a | -94.0% |
| Volatility (ann.) | 2098.5% | 86.5% |
| Beta vs S&P 500 | 2.24 | 1.97 |
| Max drawdown (3Y) | -100.0% | -92.0% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CISS | MDXH |
|---|---|---|
| 2022 | – | -30.6% |
| 2023 | – | -40.4% |
| 2024 | -98.9% | -39.8% |
| 2025 | -97.3% | +50.6% |
| 2026 | -93.4% | -79.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CISS and MDXH good diversifiers for each other?
Somewhat, no more. With 0.51 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between CISS and MDXH?
The CISS/MDXH correlation stands at 0.51 on a 3-year window (1 year: 0.67, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is MDXH a good diversifier for CISS?
Somewhat, no more. With 0.51 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.51 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ciss-vs-mdxh.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ciss-vs-mdxh/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CISS correlations · MDXH correlations
