CDTG vs CSX: Correlation
How closely do CDT Environmental Technology Investment Holdings Limited (CDTG) and CSX Corporation (CSX) trade together? Their weekly returns over three years give a correlation of -0.18, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CDTG and CSX?
Over the past 3 years, CDTG and CSX moved with a correlation of -0.18, which is negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.28) runs below the 3-year figure (-0.18). Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is -575.9 %².
Within CDTG's tracked universe of 34 assets, CSX comes in at #10 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months CSX outperformed by 153.2 percentage points (-92.6% for CDTG against +60.6% for CSX). One caveat on sizing: CDTG is 8.2 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
CDTG vs CSX: side by side
| CDTG (CDT Environmental Technology Investment Holdings Limited) | CSX (CSX Corporation) | |
|---|---|---|
| 1-year return | -92.6% | +60.6% |
| 5-year return | n/a | +66.2% |
| Volatility (ann.) | 160.6% | 19.7% |
| Beta vs S&P 500 | 0.42 | 0.62 |
| Max drawdown (3Y) | -99.2% | -29.4% |
| Market cap | – | $95.5B |
| P/E (trailing) | – | 30.1 |
| Dividend yield | 0.00% | 1.04% |
| Sector / category | US Listed | Industrials |
Year-by-year returns
| Year | CDTG | CSX |
|---|---|---|
| 2022 | – | -16.6% |
| 2023 | – | +13.5% |
| 2024 | – | -5.6% |
| 2025 | -92.2% | +14.1% |
| 2026 | -87.0% | +43.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CDTG and CSX good diversifiers for each other?
Yes. With a correlation of -0.18, CDTG and CSX have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between CDTG and CSX?
Using weekly returns as of 2026-08-27: -0.18 over 3 years, with -0.28 over the last year and n/a over 5 years.
Is CSX a good diversifier for CDTG?
Yes. With a correlation of -0.18, CDTG and CSX have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.18 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.
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Related comparisons
Hubs: CDTG correlations · CSX correlations
