Physis (PHY) and Tether (USDT) compared side by side. Over the past 30 days, USDT is ahead by 8.4 percentage points (PHY -8.4% against USDT -0.0%). Their daily returns move barely together (correlation 0.03 across 21 shared trading days). PHY has been the more volatile of the two, at 50% annualised against USDT's 1%.
PHYUSDT
0.03over 21 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 | PHY | USDT |
|---|---|---|
| Max drawdown (400d) | -10.9% | -0.2% |
| Risk-adjusted return (90d) | -0.09 | 0.03 |
Relative strength over 90 days: USDT outperformed PHY by 5.5% — measured on the PHY/USDT ratio, so it holds regardless of market direction.