REZI vs SPY: Correlation
Measured on weekly returns over the past three years, Resideo Technologies, Inc. (REZI) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are REZI and SPY?
Over the past 3 years, REZI and SPY moved with a correlation of 0.47, which is moderate. Recent behaviour matches the longer record: 0.45 over 1 year against 0.47 over 3. Over 5 years the correlation is 0.50, and the annualized covariance of weekly returns is 330.0 %².
Among the 20 assets we track against REZI, SPY ranks #12 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SPY ahead by 37.9 points (-17.3% versus +20.6%). Note the risk asymmetry: REZI runs 3.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
REZI vs SPY: side by side
| REZI (Resideo Technologies, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -17.3% | +20.6% |
| 5-year return | -11.7% | +82.4% |
| Volatility (ann.) | 48.9% | 14.5% |
| Beta vs S&P 500 | 1.58 | 1.00 |
| Max drawdown (3Y) | -47.1% | -18.8% |
| Market cap | $3.0B | – |
| P/E (trailing) | 7.8 | – |
| 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 | REZI | SPY |
|---|---|---|
| 2022 | -36.8% | -18.2% |
| 2023 | +14.4% | +26.2% |
| 2024 | +22.5% | +24.9% |
| 2025 | +52.4% | +17.7% |
| 2026 | -18.2% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are REZI and SPY good diversifiers for each other?
Reasonably. At 0.47, REZI and SPY keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between REZI and SPY?
As of 2026-08-27, the correlation of weekly returns between REZI and SPY is 0.47 over 3 years, 0.45 over 1 year and 0.50 over 5 years.
Is SPY a good diversifier for REZI?
Reasonably. At 0.47, REZI and SPY keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.47 mean?
On the −1 to +1 scale, 0.47 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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Related comparisons
Hubs: REZI correlations · SPY correlations
