ABTC vs SPY: Correlation
Measured on weekly returns over the past three years, American Bitcoin Corp. (ABTC) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ABTC and SPY?
On 3 years of weekly data the ABTC/SPY correlation comes out at 0.37, moderate. The relationship has been stable: the 1-year correlation (0.41) sits close to the 3-year figure. The 5-year figure is 0.32, and annualized covariance runs at 884.8 %².
Among the 13 assets we track against ABTC, SPY ranks #7 by 3-year correlation. The last year tells two different stories: SPY led by 110.9 percentage points, -90.3% for ABTC against +20.6% for SPY. One caveat on sizing: ABTC is 11.3 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.
ABTC vs SPY: side by side
| ABTC (American Bitcoin Corp.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -90.3% | +20.6% |
| 5-year return | -100.0% | +82.4% |
| Volatility (ann.) | 163.6% | 14.5% |
| Beta vs S&P 500 | 4.24 | 1.00 |
| Max drawdown (3Y) | -99.3% | -18.8% |
| Market cap | $1.1B | – |
| P/E (trailing) | – | – |
| 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 | ABTC | SPY |
|---|---|---|
| 2022 | -98.0% | -18.2% |
| 2023 | -37.0% | +26.2% |
| 2024 | -95.4% | +24.9% |
| 2025 | -15.2% | +17.7% |
| 2026 | -65.6% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ABTC and SPY good diversifiers for each other?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ABTC and SPY?
As of 2026-08-27, the correlation of weekly returns between ABTC and SPY is 0.37 over 3 years, 0.41 over 1 year and 0.32 over 5 years.
Is SPY a good diversifier for ABTC?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.37 mean?
A reading of 0.37 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: ABTC correlations · SPY correlations
