QQQ vs UDR: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and UDR, Inc. (UDR) carry a correlation of 0.24, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and UDR?
Over the past 3 years, QQQ and UDR moved with a correlation of 0.24, which is weak. The link has loosened recently: the 1-year correlation (-0.16) runs below the 3-year figure (0.24). Over 5 years the correlation is 0.40, and the annualized covariance of weekly returns is 98.5 %².
Within QQQ's tracked universe of 4755 assets, UDR comes in at #2331 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 26.9 percentage points (+26.3% for QQQ against -0.6% for UDR). This link changes with the market regime, having swung between -0.17 and 0.55 on a rolling one-year basis.
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.
QQQ vs UDR: side by side
| QQQ (Invesco QQQ Trust) | UDR (UDR, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -0.6% |
| 5-year return | +95.4% | -15.5% |
| Volatility (ann.) | 19.6% | 21.1% |
| Beta vs S&P 500 | 1.28 | 0.54 |
| Max drawdown (3Y) | -22.8% | -24.9% |
| Market cap | – | $13.6B |
| P/E (trailing) | – | 23.9 |
| Dividend yield | 0.44% | 4.56% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | Real Estate |
QQQ is a Large Growth fund from Invesco: $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | UDR |
|---|---|---|
| 2022 | -32.6% | -33.4% |
| 2023 | +54.9% | +3.1% |
| 2024 | +25.6% | +18.3% |
| 2025 | +20.8% | -11.8% |
| 2026 | +17.7% | +4.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and UDR good diversifiers for each other?
A fair diversifier. At 0.24, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and UDR?
As of 2026-08-27, the correlation of weekly returns between QQQ and UDR is 0.24 over 3 years, -0.16 over 1 year and 0.40 over 5 years.
Is UDR a good diversifier for QQQ?
A fair diversifier. At 0.24, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.24 mean?
On the −1 to +1 scale, 0.24 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/qqq-vs-udr.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qqq-vs-udr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · UDR correlations
