SPY vs WVVI: Correlation
How closely do SPDR S&P 500 ETF Trust (SPY) and Willamette Valley Vineyards, Inc. (WVVI) trade together? Their weekly returns over three years give a correlation of 0.13, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SPY and WVVI?
On 3 years of weekly data the SPY/WVVI correlation comes out at 0.13, weak. The past 12 months show a tighter link (0.33) than the 3-year average (0.13). The 5-year figure is 0.11, and annualized covariance runs at 77.3 %².
By 3-year correlation, WVVI places #3903 of the 4755 assets tracked against SPY. The last year tells two different stories: SPY led by 69.2 percentage points, +20.6% for SPY against -48.6% for WVVI. Risk is not evenly split, since WVVI carries 2.9 times the volatility of the other side.
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.
SPY vs WVVI: side by side
| SPY (SPDR S&P 500 ETF Trust) | WVVI (Willamette Valley Vineyards, Inc.) | |
|---|---|---|
| 1-year return | +20.6% | -48.6% |
| 5-year return | +82.4% | -82.5% |
| Volatility (ann.) | 14.5% | 42.6% |
| Beta vs S&P 500 | 1.00 | 0.37 |
| Max drawdown (3Y) | -18.8% | -65.4% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 1.01% | 0.00% |
| Expense ratio | 0.09% | – |
| Assets under management | $795.3B | – |
| Sector / category | ETF · US Large Cap | US Listed |
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 | SPY | WVVI |
|---|---|---|
| 2022 | -18.2% | -31.1% |
| 2023 | +26.2% | -10.2% |
| 2024 | +24.9% | -37.5% |
| 2025 | +17.7% | -9.0% |
| 2026 | +13.7% | -27.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SPY and WVVI good diversifiers for each other?
Yes: at 0.13, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between SPY and WVVI?
The SPY/WVVI correlation stands at 0.13 on a 3-year window (1 year: 0.33, 5 years: 0.11), computed from weekly returns as of 2026-08-27.
Is WVVI a good diversifier for SPY?
Yes: at 0.13, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.13 mean?
A reading of 0.13 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: SPY correlations · WVVI correlations
