AMPX vs CDTG: Correlation
Measured on weekly returns over the past three years, Amprius Technologies, Inc. (AMPX) and CDT Environmental Technology Investment Holdings Limited (CDTG) carry a correlation of 0.34, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMPX and CDTG?
Over the past 3 years, AMPX and CDTG moved with a correlation of 0.34, which is moderate. The link has tightened recently: the 1-year correlation (0.49) runs above the 3-year figure (0.34). Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 6136.8 %².
By 3-year correlation, CDTG places #9 of the 15 assets tracked against AMPX. Correlation aside, the last 12 months split them widely, with AMPX ahead by 136.6 points (+44.0% versus -92.6%).
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.
AMPX vs CDTG: side by side
| AMPX (Amprius Technologies, Inc.) | CDTG (CDT Environmental Technology Investment Holdings Limited) | |
|---|---|---|
| 1-year return | +44.0% | -92.6% |
| 5-year return | n/a | n/a |
| Volatility (ann.) | 111.6% | 160.6% |
| Beta vs S&P 500 | 2.16 | 0.42 |
| Max drawdown (3Y) | -87.3% | -99.2% |
| Market cap | $1.5B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AMPX | CDTG |
|---|---|---|
| 2023 | -33.3% | – |
| 2024 | -47.1% | – |
| 2025 | +181.8% | -92.2% |
| 2026 | +33.2% | -87.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMPX and CDTG good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between AMPX and CDTG?
As of 2026-08-27, the correlation of weekly returns between AMPX and CDTG is 0.34 over 3 years, 0.49 over 1 year and n/a over 5 years.
Is CDTG a good diversifier for AMPX?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 mean?
A reading of 0.34 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/ampx-vs-cdtg.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ampx-vs-cdtg/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AMPX correlations · CDTG correlations
