CACC vs SPY: Correlation
Credit Acceptance Corporation (CACC) and SPDR S&P 500 ETF Trust (SPY) show a moderate relationship: their 3-year correlation of weekly returns is 0.51.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CACC and SPY?
Over the past 3 years, CACC and SPY moved with a correlation of 0.51, which is moderate. Recent behaviour matches the longer record: 0.44 over 1 year against 0.51 over 3. Over 5 years the correlation is 0.55, and the annualized covariance of weekly returns is 271.2 %².
Out of 10 assets tracked against CACC, SPY lands near the bottom at #6. Twelve-month performance is nearly a tie, at +17.7% for CACC and +20.6% for SPY. One caveat on sizing: CACC is 2.5 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
CACC vs SPY: side by side
| CACC (Credit Acceptance Corporation) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +17.7% | +20.6% |
| 5-year return | +4.2% | +82.4% |
| Volatility (ann.) | 36.8% | 14.5% |
| Beta vs S&P 500 | 1.30 | 1.00 |
| Max drawdown (3Y) | -32.7% | -18.8% |
| Market cap | $6.2B | – |
| P/E (trailing) | 13.1 | – |
| Dividend yield | 0.00% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | CACC | SPY |
|---|---|---|
| 2022 | -31.0% | -18.2% |
| 2023 | +12.3% | +26.2% |
| 2024 | -11.9% | +24.9% |
| 2025 | -5.5% | +17.7% |
| 2026 | +35.4% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CACC and SPY good diversifiers for each other?
Somewhat, no more. With 0.51 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between CACC and SPY?
As of 2026-08-27, the correlation of weekly returns between CACC and SPY is 0.51 over 3 years, 0.44 over 1 year and 0.55 over 5 years.
Is SPY a good diversifier for CACC?
Somewhat, no more. With 0.51 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.51 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
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Hubs: CACC correlations · SPY correlations
