APD vs RQI: Correlation
Measured on weekly returns over the past three years, Air Products (APD) and Cohen & Steers Quality Income Realty Fund Inc (RQI) carry a correlation of 0.44, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are APD and RQI?
Over the past 3 years, APD and RQI moved with a correlation of 0.44, which is moderate. Lately the two have drifted apart, with the 1-year correlation at 0.14 versus 0.44 over 3 years. Over 5 years the correlation is 0.48, and the annualized covariance of weekly returns is 253.0 %².
Within APD's tracked universe of 33 assets, RQI comes in at #14 by 3-year correlation. Their 12-month results are close: +6.5% for APD against +8.6% for RQI.
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.
APD vs RQI: side by side
| APD (Air Products) | RQI (Cohen & Steers Quality Income Realty Fund Inc) | |
|---|---|---|
| 1-year return | +6.5% | +8.6% |
| 5-year return | +28.2% | +16.3% |
| Volatility (ann.) | 26.7% | 21.6% |
| Beta vs S&P 500 | 0.64 | 0.77 |
| Max drawdown (3Y) | -30.4% | -21.0% |
| Market cap | $68.0B | $1.7B |
| P/E (trailing) | – | 35.2 |
| Dividend yield | 2.35% | 7.74% |
| Sector / category | Materials | US Listed |
Year-by-year returns
| Year | APD | RQI |
|---|---|---|
| 2022 | +3.9% | -31.1% |
| 2023 | -9.0% | +15.7% |
| 2024 | +8.1% | +8.0% |
| 2025 | -12.7% | +2.1% |
| 2026 | +26.1% | +14.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are APD and RQI good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between APD and RQI?
The APD/RQI correlation stands at 0.44 on a 3-year window (1 year: 0.14, 5 years: 0.48), computed from weekly returns as of 2026-08-27.
Is RQI a good diversifier for APD?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 mean?
On the −1 to +1 scale, 0.44 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/apd-vs-rqi.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/apd-vs-rqi/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: APD correlations · RQI correlations
