DEC vs SPY: Correlation
Diversified Energy Company (DEC) and SPDR S&P 500 ETF Trust (SPY) show a near-zero relationship: their 3-year correlation of weekly returns is -0.00.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DEC and SPY?
Across a 3-year window, the weekly returns of DEC and SPY correlate at -0.00, near zero, meaning they move largely independently. The past 12 months show a weaker link (-0.22) than the 3-year average (-0.00). Stretching to 5 years gives n/a, with an annualized covariance of nan %².
Among the 27 assets we track against DEC, SPY ranks #14 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SPY ahead by 21.3 points (-0.7% versus +20.6%).
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.
DEC vs SPY: side by side
| DEC (Diversified Energy Company) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -0.7% | +20.6% |
| 5-year return | n/a | +82.4% |
| Volatility (ann.) | n/a | 14.5% |
| Beta vs S&P 500 | nan | 1.00 |
| Max drawdown (3Y) | -36.6% | -18.8% |
| Market cap | $1.0B | – |
| P/E (trailing) | 2.5 | – |
| Dividend yield | 7.77% | 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 | DEC | SPY |
|---|---|---|
| 2022 | – | -18.2% |
| 2023 | +inf% | +26.2% |
| 2024 | +30.4% | +24.9% |
| 2025 | -4.7% | +17.7% |
| 2026 | +8.5% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DEC and SPY good diversifiers for each other?
Yes: at -0.00, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between DEC and SPY?
Using weekly returns as of 2026-08-27: -0.00 over 3 years, with -0.22 over the last year and n/a over 5 years.
Is SPY a good diversifier for DEC?
Yes: at -0.00, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.00 mean?
A reading of -0.00 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: DEC correlations · SPY correlations
