MDAI vs QQQ: Correlation
How closely do Spectral AI, Inc. (MDAI) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.13, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MDAI and QQQ?
Over the past 3 years, MDAI and QQQ moved with a correlation of 0.13, which is weak. Lately the two have moved closer together, with the 1-year correlation at 0.38 versus 0.13 over 3 years. Over 5 years the correlation is 0.09, and the annualized covariance of weekly returns is 277.1 %².
Among the 10 assets we track against MDAI, QQQ sits near the bottom by co-movement, at rank #7. Correlation aside, the last 12 months split them widely, with QQQ ahead by 48.7 points (-22.4% versus +26.3%). One caveat on sizing: MDAI is 5.4 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
MDAI vs QQQ: side by side
| MDAI (Spectral AI, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -22.4% | +26.3% |
| 5-year return | -83.2% | +95.4% |
| Volatility (ann.) | 105.0% | 19.6% |
| Beta vs S&P 500 | 1.03 | 1.28 |
| Max drawdown (3Y) | -93.5% | -22.8% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | – |
| 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 | MDAI | QQQ |
|---|---|---|
| 2022 | +3.0% | -32.6% |
| 2023 | -75.6% | +54.9% |
| 2024 | +15.0% | +25.6% |
| 2025 | -49.8% | +20.8% |
| 2026 | +14.8% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MDAI and QQQ good diversifiers for each other?
Yes: at 0.13, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between MDAI and QQQ?
The MDAI/QQQ correlation stands at 0.13 on a 3-year window (1 year: 0.38, 5 years: 0.09), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for MDAI?
Yes: at 0.13, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.13 mean?
On the −1 to +1 scale, 0.13 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/mdai-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/mdai-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: MDAI correlations · QQQ correlations
