Bitcoin (BTC) is 2161.2× the size of Invesco Short Duration US Government Securities Fund (USTB) by market capitalisation. Their daily returns move barely together (correlation 0.16 across 31 shared trading days). BTC has been the more volatile of the two, at 44% annualised against USTB's 1%.
| Period | USTB | BTC | Ahead |
|---|---|---|---|
| 7 days | +0.09% | +5.14% | BTC |
| 30 days | +0.27% | +11.26% | BTC |
| 90 days | — | +28.33% | — |
| 1 year | — | -29.73% | — |
| Metric | USTB | BTC |
|---|---|---|
| Max drawdown (400d) | 0.0% | -53.0% |
| Risk-adjusted return (90d) | 0.52 | 0.74 |
| Best 30 days (past year) | — | +26.8% |
| Worst 30 days (past year) | — | -32.9% |
Relative strength over 90 days: BTC outperformed USTB by 16.6% — measured on the USTB/BTC ratio, so it holds regardless of market direction.
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.