EJH vs HOWL: Correlation
How closely do E-Home Household Service Holdings Limited (EJH) and Werewolf Therapeutics, Inc. (HOWL) trade together? Their weekly returns over three years give a correlation of -0.19, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EJH and HOWL?
Across a 3-year window, the weekly returns of EJH and HOWL correlate at -0.19, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.26 lands near the 3-year figure. Stretching to 5 years gives -0.13, with an annualized covariance of -4004.8 %².
By 3-year correlation, HOWL places #18 of the 38 assets tracked against EJH. Correlation aside, the last 12 months split them widely, with HOWL ahead by 69.0 points (-96.0% versus -27.0%).
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.
EJH vs HOWL: side by side
| EJH (E-Home Household Service Holdings Limited) | HOWL (Werewolf Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | -96.0% | -27.0% |
| 5-year return | -100.0% | -94.4% |
| Volatility (ann.) | 167.4% | 124.1% |
| Beta vs S&P 500 | -1.07 | 1.39 |
| Max drawdown (3Y) | -100.0% | -96.1% |
| Market cap | – | – |
| P/E (trailing) | 0.0 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EJH | HOWL |
|---|---|---|
| 2022 | -98.5% | -82.8% |
| 2023 | -90.7% | +88.3% |
| 2024 | -99.7% | -61.7% |
| 2025 | -97.6% | -57.2% |
| 2026 | -93.1% | +53.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EJH and HOWL good diversifiers for each other?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between EJH and HOWL?
The EJH/HOWL correlation stands at -0.19 on a 3-year window (1 year: -0.26, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is HOWL a good diversifier for EJH?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.19 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/ejh-vs-howl.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ejh-vs-howl/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EJH correlations · HOWL correlations
