PRDO vs QQQ: Correlation
How closely do Perdoceo Education Corporation (PRDO) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.14, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PRDO and QQQ?
Over the past 3 years, PRDO and QQQ moved with a correlation of 0.14, which is weak. Little has changed lately, as the 1-year reading of 0.10 lands near the 3-year figure. Over 5 years the correlation is 0.24, and the annualized covariance of weekly returns is 97.8 %².
QQQ is close to the least connected end of PRDO's tracked universe, ranking #10 of 14. Correlation aside, the last 12 months split them widely, with QQQ ahead by 21.4 points (+4.9% versus +26.3%). Risk is not evenly split, since PRDO carries 1.9 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.
PRDO vs QQQ: side by side
| PRDO (Perdoceo Education Corporation) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +4.9% | +26.3% |
| 5-year return | +228.8% | +95.4% |
| Volatility (ann.) | 36.8% | 19.6% |
| Beta vs S&P 500 | 0.42 | 1.28 |
| Max drawdown (3Y) | -27.2% | -22.8% |
| Market cap | $2.1B | – |
| P/E (trailing) | 12.2 | – |
| Dividend yield | 1.85% | 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 | PRDO | QQQ |
|---|---|---|
| 2022 | +18.2% | -32.6% |
| 2023 | +28.0% | +54.9% |
| 2024 | +54.0% | +25.6% |
| 2025 | +12.9% | +20.8% |
| 2026 | +16.3% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PRDO and QQQ good diversifiers for each other?
Yes: at 0.14, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between PRDO and QQQ?
Using weekly returns as of 2026-08-27: 0.14 over 3 years, with 0.10 over the last year and 0.24 over 5 years.
Is QQQ a good diversifier for PRDO?
Yes: at 0.14, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.14 mean?
On the −1 to +1 scale, 0.14 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/prdo-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/prdo-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PRDO correlations · QQQ correlations
