ROG vs SPY: Correlation
Measured on weekly returns over the past three years, Rogers Corporation (ROG) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of 0.43, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ROG and SPY?
Across a 3-year window, the weekly returns of ROG and SPY correlate at 0.43, moderate. The past 12 months show a weaker link (0.30) than the 3-year average (0.43). Stretching to 5 years gives 0.34, with an annualized covariance of 212.2 %².
Out of 12 assets tracked against ROG, SPY lands near the bottom at #9. The last year tells two different stories: ROG led by 42.2 percentage points, +62.8% for ROG against +20.6% for SPY. Risk is not evenly split, since ROG carries 2.4 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.
ROG vs SPY: side by side
| ROG (Rogers Corporation) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +62.8% | +20.6% |
| 5-year return | -39.5% | +82.4% |
| Volatility (ann.) | 34.4% | 14.5% |
| Beta vs S&P 500 | 1.02 | 1.00 |
| Max drawdown (3Y) | -64.0% | -18.8% |
| Market cap | $2.3B | – |
| P/E (trailing) | 74.8 | – |
| 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 | ROG | SPY |
|---|---|---|
| 2022 | -56.3% | -18.2% |
| 2023 | +10.7% | +26.2% |
| 2024 | -23.1% | +24.9% |
| 2025 | -9.9% | +17.7% |
| 2026 | +41.2% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ROG and SPY good diversifiers for each other?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ROG and SPY?
The ROG/SPY correlation stands at 0.43 on a 3-year window (1 year: 0.30, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is SPY a good diversifier for ROG?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.43 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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Related comparisons
Hubs: ROG correlations · SPY correlations
