Rain (RAIN) is 3.9× the size of JUST (JST) by market capitalisation. Their daily returns move loosely in opposite directions (correlation -0.36 across 58 shared trading days). RAIN has been the more volatile of the two, at 134% annualised against JST's 58%.
JSTRAIN
-0.36over 58 shared trading days
Measured on daily returns rather than on prices. Two assets that both simply trend upward score near 1.0 on raw prices whether or not they move together, so returns are what answer the question people mean by correlation.
| Metric | JST | RAIN |
|---|---|---|
| Max drawdown (400d) | -23.8% | -68.5% |
| Risk-adjusted return (90d) | 0.76 | -0.37 |
| Best 30 days (past year) | +45.4% | — |
| Worst 30 days (past year) | -18.1% | — |
Relative strength over 90 days: JST outperformed RAIN by 160.9% — measured on the JST/RAIN ratio, so it holds regardless of market direction.