CBAT vs EJH: Correlation
Measured on weekly returns over the past three years, CBAK Energy Technology Limited (CBAT) and E-Home Household Service Holdings Limited (EJH) carry a correlation of -0.20, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CBAT and EJH?
Across a 3-year window, the weekly returns of CBAT and EJH correlate at -0.20, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (0.04) than the 3-year average (-0.20). Stretching to 5 years gives -0.13, with an annualized covariance of -2003.9 %².
Out of 10 assets tracked against CBAT, EJH lands near the bottom at #9. The last year tells two different stories: CBAT led by 89.9 percentage points, -6.1% for CBAT against -96.0% for EJH. Risk is not evenly split, since EJH carries 2.8 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.
CBAT vs EJH: side by side
| CBAT (CBAK Energy Technology Limited) | EJH (E-Home Household Service Holdings Limited) | |
|---|---|---|
| 1-year return | -6.1% | -96.0% |
| 5-year return | -73.0% | -100.0% |
| Volatility (ann.) | 60.3% | 167.4% |
| Beta vs S&P 500 | 0.75 | -1.07 |
| Max drawdown (3Y) | -74.1% | -100.0% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | 0.0 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CBAT | EJH |
|---|---|---|
| 2022 | -36.5% | -98.5% |
| 2023 | +6.1% | -90.7% |
| 2024 | -10.5% | -99.7% |
| 2025 | -10.6% | -97.6% |
| 2026 | +2.8% | -93.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CBAT and EJH good diversifiers for each other?
Yes. With a correlation of -0.20, CBAT and EJH have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between CBAT and EJH?
Using weekly returns as of 2026-08-27: -0.20 over 3 years, with 0.04 over the last year and -0.13 over 5 years.
Is EJH a good diversifier for CBAT?
Yes. With a correlation of -0.20, CBAT and EJH have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.20 mean?
On the −1 to +1 scale, -0.20 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/cbat-vs-ejh.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cbat-vs-ejh/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CBAT correlations · EJH correlations
