GRDX vs SPY: Correlation
GridAI Technologies Corp. (GRDX) and SPDR S&P 500 ETF Trust (SPY) show a weak relationship: their 3-year correlation of weekly returns is 0.10.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GRDX and SPY?
On 3 years of weekly data the GRDX/SPY correlation comes out at 0.10, weak. The relationship has been stable: the 1-year correlation (0.19) sits close to the 3-year figure. The 5-year figure is 0.15, and annualized covariance runs at 227.5 %².
Among the 10 assets we track against GRDX, SPY sits near the bottom by co-movement, at rank #7. Their recent paths diverged sharply: over the last 12 months GRDX outperformed by 89.3 percentage points (+109.9% for GRDX against +20.6% for SPY). One caveat on sizing: GRDX is 10.9 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.
GRDX vs SPY: side by side
| GRDX (GridAI Technologies Corp.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +109.9% | +20.6% |
| 5-year return | -100.0% | +82.4% |
| Volatility (ann.) | 157.9% | 14.5% |
| Beta vs S&P 500 | 1.09 | 1.00 |
| Max drawdown (3Y) | -97.7% | -18.8% |
| Market cap | – | – |
| 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 | GRDX | SPY |
|---|---|---|
| 2022 | -98.0% | -18.2% |
| 2023 | -96.6% | +26.2% |
| 2024 | -85.2% | +24.9% |
| 2025 | +149.7% | +17.7% |
| 2026 | -13.9% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GRDX and SPY good diversifiers for each other?
Yes. With a correlation of 0.10, GRDX and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between GRDX and SPY?
Using weekly returns as of 2026-08-27: 0.10 over 3 years, with 0.19 over the last year and 0.15 over 5 years.
Is SPY a good diversifier for GRDX?
Yes. With a correlation of 0.10, GRDX and SPY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.10 mean?
On the −1 to +1 scale, 0.10 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Hubs: GRDX correlations · SPY correlations
