BRC vs QQQ: Correlation
Brady Corporation (BRC) and Invesco QQQ Trust (QQQ) show a weak relationship: their 3-year correlation of weekly returns is 0.14.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRC and QQQ?
Across a 3-year window, the weekly returns of BRC and QQQ correlate at 0.14, weak. The past 12 months show a weaker link (-0.03) than the 3-year average (0.14). Stretching to 5 years gives 0.30, with an annualized covariance of 74.5 %².
QQQ is close to the least connected end of BRC's tracked universe, ranking #10 of 14. Twelve-month performance is nearly a tie, at +22.1% for BRC and +26.3% for QQQ.
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.
BRC vs QQQ: side by side
| BRC (Brady Corporation) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +22.1% | +26.3% |
| 5-year return | +91.6% | +95.4% |
| Volatility (ann.) | 26.5% | 19.6% |
| Beta vs S&P 500 | 0.43 | 1.28 |
| Max drawdown (3Y) | -26.1% | -22.8% |
| Market cap | – | – |
| P/E (trailing) | 21.4 | – |
| Dividend yield | 1.04% | 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 | BRC | QQQ |
|---|---|---|
| 2022 | -10.9% | -32.6% |
| 2023 | +26.9% | +54.9% |
| 2024 | +27.7% | +25.6% |
| 2025 | +7.6% | +20.8% |
| 2026 | +20.3% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRC 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 BRC and QQQ?
The BRC/QQQ correlation stands at 0.14 on a 3-year window (1 year: -0.03, 5 years: 0.30), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for BRC?
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/brc-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/brc-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BRC correlations · QQQ correlations
