FDBC vs QQQ: Correlation
Measured on weekly returns over the past three years, Fidelity D & D Bancorp, Inc. (FDBC) and Invesco QQQ Trust (QQQ) 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 FDBC and QQQ?
Across a 3-year window, the weekly returns of FDBC and QQQ correlate at 0.17, weak. The past 12 months show a weaker link (-0.03) than the 3-year average (0.17). Stretching to 5 years gives 0.25, with an annualized covariance of 114.9 %².
QQQ is close to the least connected end of FDBC's tracked universe, ranking #11 of 14. Their 12-month results are close: +22.3% for FDBC against +26.3% for QQQ. Note the risk asymmetry: FDBC runs 1.8 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.
FDBC vs QQQ: side by side
| FDBC (Fidelity D & D Bancorp, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +22.3% | +26.3% |
| 5-year return | +16.8% | +95.4% |
| Volatility (ann.) | 35.2% | 19.6% |
| Beta vs S&P 500 | 0.69 | 1.28 |
| Max drawdown (3Y) | -35.1% | -22.8% |
| Market cap | $0.3B | – |
| P/E (trailing) | 10.1 | – |
| Dividend yield | 3.17% | 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 | FDBC | QQQ |
|---|---|---|
| 2022 | -17.5% | -32.6% |
| 2023 | +26.9% | +54.9% |
| 2024 | -13.2% | +25.6% |
| 2025 | -7.4% | +20.8% |
| 2026 | +25.7% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FDBC and QQQ good diversifiers for each other?
By historical standards, yes. A correlation of 0.17 means the two rarely move for the same reasons.
FAQ
What is the correlation between FDBC and QQQ?
As of 2026-08-27, the correlation of weekly returns between FDBC and QQQ is 0.17 over 3 years, -0.03 over 1 year and 0.25 over 5 years.
Is QQQ a good diversifier for FDBC?
By historical standards, yes. A correlation of 0.17 means the two rarely move for the same reasons.
What does a correlation of 0.17 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/fdbc-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/fdbc-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: FDBC correlations · QQQ correlations
