QQQ vs TDC: Correlation
Invesco QQQ Trust (QQQ) and Teradata Corporation (TDC) show a weak relationship: their 3-year correlation of weekly returns is 0.24.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and TDC?
Across a 3-year window, the weekly returns of QQQ and TDC correlate at 0.24, weak. Lately the two have drifted apart, with the 1-year correlation at 0.05 versus 0.24 over 3 years. Stretching to 5 years gives 0.33, with an annualized covariance of 208.2 %².
By 3-year correlation, TDC places #2325 of the 4755 assets tracked against QQQ. Over the last 12 months TDC came out ahead by 9.0 percentage points (+26.3% against +35.3%). Risk is not evenly split, since TDC carries 2.2 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.
QQQ vs TDC: side by side
| QQQ (Invesco QQQ Trust) | TDC (Teradata Corporation) | |
|---|---|---|
| 1-year return | +26.3% | +35.3% |
| 5-year return | +95.4% | -46.9% |
| Volatility (ann.) | 19.6% | 44.0% |
| Beta vs S&P 500 | 1.28 | 0.83 |
| Max drawdown (3Y) | -22.8% | -60.8% |
| Market cap | – | $2.7B |
| P/E (trailing) | – | 5.7 |
| Dividend yield | 0.44% | 0.00% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
On the fund side, QQQ sits in the Large Growth category at Invesco, with $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | TDC |
|---|---|---|
| 2022 | -32.6% | -20.7% |
| 2023 | +54.9% | +29.3% |
| 2024 | +25.6% | -28.4% |
| 2025 | +20.8% | -2.3% |
| 2026 | +17.7% | -6.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and TDC good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.24 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between QQQ and TDC?
Using weekly returns as of 2026-08-27: 0.24 over 3 years, with 0.05 over the last year and 0.33 over 5 years.
Is TDC a good diversifier for QQQ?
Yes, to a useful degree: a correlation of 0.24 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.24 mean?
A reading of 0.24 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/qqq-vs-tdc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-tdc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · TDC correlations
