PCYO vs QQQ: Correlation
Measured on weekly returns over the past three years, Pure Cycle Corporation (PCYO) and Invesco QQQ Trust (QQQ) carry a correlation of 0.33, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PCYO and QQQ?
Across a 3-year window, the weekly returns of PCYO and QQQ correlate at 0.33, moderate. Recent behaviour matches the longer record: 0.35 over 1 year against 0.33 over 3. Stretching to 5 years gives 0.36, with an annualized covariance of 177.0 %².
QQQ is close to the least connected end of PCYO's tracked universe, ranking #8 of 11. The trailing year gives QQQ the advantage: +11.9% versus +26.3%, a 14.4-point spread.
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.
PCYO vs QQQ: side by side
| PCYO (Pure Cycle Corporation) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +11.9% | +26.3% |
| 5-year return | -24.0% | +95.4% |
| Volatility (ann.) | 27.7% | 19.6% |
| Beta vs S&P 500 | 0.73 | 1.28 |
| Max drawdown (3Y) | -33.4% | -22.8% |
| Market cap | $0.3B | – |
| P/E (trailing) | 18.7 | – |
| Dividend yield | 0.00% | 0.44% |
| Expense ratio | – | 0.18% |
| Assets under management | – | $452.8B |
| Sector / category | US Listed | ETF · US Growth & Tech |
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 | PCYO | QQQ |
|---|---|---|
| 2022 | -28.2% | -32.6% |
| 2023 | -0.1% | +54.9% |
| 2024 | +21.1% | +25.6% |
| 2025 | -13.3% | +20.8% |
| 2026 | +4.0% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PCYO and QQQ good diversifiers for each other?
Reasonably. At 0.33, PCYO and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between PCYO and QQQ?
As of 2026-08-27, the correlation of weekly returns between PCYO and QQQ is 0.33 over 3 years, 0.35 over 1 year and 0.36 over 5 years.
Is QQQ a good diversifier for PCYO?
Reasonably. At 0.33, PCYO and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.33 mean?
On the −1 to +1 scale, 0.33 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/pcyo-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/pcyo-vs-qqq/)
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Related comparisons
Hubs: PCYO correlations · QQQ correlations
