ALMU vs JL: Correlation
Measured on weekly returns over the past three years, Aeluma, Inc. (ALMU) and J-Long Group Limited - Class A (JL) carry a correlation of 0.52, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ALMU and JL?
On 3 years of weekly data the ALMU/JL correlation comes out at 0.52, moderate. The past 12 months show a weaker link (0.16) than the 3-year average (0.52). The 5-year figure is n/a, and annualized covariance runs at 33160.0 %².
JL is one of the assets that tracks ALMU most closely: it ranks #1 out of the 20 assets we track against ALMU. Their recent paths diverged sharply: over the last 12 months JL outperformed by 16.0 percentage points (-32.4% for ALMU against -16.4% for JL). Note the risk asymmetry: JL runs 5.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
ALMU vs JL: side by side
| ALMU (Aeluma, Inc.) | JL (J-Long Group Limited - Class A) | |
|---|---|---|
| 1-year return | -32.4% | -16.4% |
| 5-year return | n/a | n/a |
| Volatility (ann.) | 106.9% | 580.0% |
| Beta vs S&P 500 | 1.15 | -1.02 |
| Max drawdown (3Y) | -56.7% | -98.6% |
| Market cap | $0.3B | – |
| P/E (trailing) | – | 6.5 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ALMU | JL |
|---|---|---|
| 2024 | +163.8% | – |
| 2025 | +124.4% | +67.1% |
| 2026 | -18.9% | -20.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ALMU and JL good diversifiers for each other?
To a limited degree. At 0.52 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between ALMU and JL?
As of 2026-08-27, the correlation of weekly returns between ALMU and JL is 0.52 over 3 years, 0.16 over 1 year and n/a over 5 years.
Is JL a good diversifier for ALMU?
To a limited degree. At 0.52 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.52 mean?
On the −1 to +1 scale, 0.52 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/almu-vs-jl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/almu-vs-jl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ALMU correlations · JL correlations
