BFRI vs QQQ: Correlation
Measured on weekly returns over the past three years, Biofrontera Inc. (BFRI) and Invesco QQQ Trust (QQQ) carry a correlation of 0.09, a near-zero link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BFRI and QQQ?
Across a 3-year window, the weekly returns of BFRI and QQQ correlate at 0.09, near zero, meaning they move largely independently. Lately the two have moved closer together, with the 1-year correlation at 0.39 versus 0.09 over 3 years. Stretching to 5 years gives 0.10, with an annualized covariance of 161.3 %².
Among the 10 assets we track against BFRI, QQQ sits near the bottom by co-movement, at rank #7. The last year tells two different stories: BFRI led by 47.0 percentage points, +73.3% for BFRI against +26.3% for QQQ. Risk is not evenly split, since BFRI carries 4.7 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.
BFRI vs QQQ: side by side
| BFRI (Biofrontera Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +73.3% | +26.3% |
| 5-year return | -98.3% | +95.4% |
| Volatility (ann.) | 92.3% | 19.6% |
| Beta vs S&P 500 | 0.66 | 1.28 |
| Max drawdown (3Y) | -93.9% | -22.8% |
| Market cap | – | – |
| 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 | BFRI | QQQ |
|---|---|---|
| 2022 | -87.8% | -32.6% |
| 2023 | -84.9% | +54.9% |
| 2024 | -60.6% | +25.6% |
| 2025 | -47.7% | +20.8% |
| 2026 | +161.4% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BFRI and QQQ good diversifiers for each other?
Yes. With a correlation of 0.09, BFRI and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between BFRI and QQQ?
The BFRI/QQQ correlation stands at 0.09 on a 3-year window (1 year: 0.39, 5 years: 0.10), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for BFRI?
Yes. With a correlation of 0.09, BFRI and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.09 mean?
On the −1 to +1 scale, 0.09 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/bfri-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/bfri-vs-qqq/)
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Related comparisons
Hubs: BFRI correlations · QQQ correlations
