USDC (USDC) is 105055.8× the size of Bitcoin on Base (BTCB) by market capitalisation. Their daily returns move barely in opposite directions (correlation -0.24 across 39 shared trading days). BTCB has been the more volatile of the two, at 110% annualised against USDC's 0%.
BTCBUSDC
-0.24over 39 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 | BTCB | USDC |
|---|---|---|
| Max drawdown (400d) | -43.4% | -0.3% |
| Risk-adjusted return (90d) | -0.31 | 0.05 |
| Best 30 days (past year) | — | +0.2% |
| Worst 30 days (past year) | — | -0.2% |
Relative strength over 90 days: USDC outperformed BTCB by 33.8% — measured on the BTCB/USDC ratio, so it holds regardless of market direction.