MMS vs QQQ: Correlation
How closely do Maximus, Inc. (MMS) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.19, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MMS and QQQ?
Over the past 3 years, MMS and QQQ moved with a correlation of 0.19, which is weak. Little has changed lately, as the 1-year reading of 0.15 lands near the 3-year figure. Over 5 years the correlation is 0.27, and the annualized covariance of weekly returns is 113.3 %².
QQQ is close to the least connected end of MMS's tracked universe, ranking #9 of 12. The last year tells two different stories: QQQ led by 57.0 percentage points, -30.7% for MMS against +26.3% for QQQ. Note the risk asymmetry: MMS runs 1.6 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.
MMS vs QQQ: side by side
| MMS (Maximus, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -30.7% | +26.3% |
| 5-year return | -25.0% | +95.4% |
| Volatility (ann.) | 30.4% | 19.6% |
| Beta vs S&P 500 | 0.50 | 1.28 |
| Max drawdown (3Y) | -45.1% | -22.8% |
| Market cap | $3.1B | – |
| P/E (trailing) | 8.7 | – |
| Dividend yield | 2.14% | 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 | MMS | QQQ |
|---|---|---|
| 2022 | -6.4% | -32.6% |
| 2023 | +16.0% | +54.9% |
| 2024 | -9.7% | +25.6% |
| 2025 | +17.5% | +20.8% |
| 2026 | -29.9% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MMS and QQQ good diversifiers for each other?
Yes. With a correlation of 0.19, MMS and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between MMS and QQQ?
Using weekly returns as of 2026-08-27: 0.19 over 3 years, with 0.15 over the last year and 0.27 over 5 years.
Is QQQ a good diversifier for MMS?
Yes. With a correlation of 0.19, MMS and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.19 mean?
On the −1 to +1 scale, 0.19 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/mms-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/mms-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: MMS correlations · QQQ correlations
