QQQ vs TPCS: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and TechPrecision Corporation (TPCS) carry a correlation of 0.17, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and TPCS?
Over the past 3 years, QQQ and TPCS moved with a correlation of 0.17, which is weak. Recent behaviour matches the longer record: 0.19 over 1 year against 0.17 over 3. Over 5 years the correlation is 0.10, and the annualized covariance of weekly returns is 230.4 %².
By 3-year correlation, TPCS places #3206 of the 4755 assets tracked against QQQ. The last year tells two different stories: QQQ led by 22.8 percentage points, +26.3% for QQQ against +3.5% for TPCS. Risk is not evenly split, since TPCS carries 3.6 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 TPCS: side by side
| QQQ (Invesco QQQ Trust) | TPCS (TechPrecision Corporation) | |
|---|---|---|
| 1-year return | +26.3% | +3.5% |
| 5-year return | +95.4% | -11.6% |
| Volatility (ann.) | 19.6% | 71.2% |
| Beta vs S&P 500 | 1.28 | 0.74 |
| Max drawdown (3Y) | -22.8% | -71.6% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| 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 | TPCS |
|---|---|---|
| 2022 | -32.6% | +2.0% |
| 2023 | +54.9% | -37.4% |
| 2024 | +25.6% | -29.5% |
| 2025 | +20.8% | +32.3% |
| 2026 | +17.7% | +14.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and TPCS good diversifiers for each other?
Yes. With a correlation of 0.17, QQQ and TPCS have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between QQQ and TPCS?
Using weekly returns as of 2026-08-27: 0.17 over 3 years, with 0.19 over the last year and 0.10 over 5 years.
Is TPCS a good diversifier for QQQ?
Yes. With a correlation of 0.17, QQQ and TPCS have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.17 mean?
On the −1 to +1 scale, 0.17 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/qqq-vs-tpcs.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qqq-vs-tpcs/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · TPCS correlations
