BIRK vs QQQ: Correlation
How closely do Birkenstock Holding plc (BIRK) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.35, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BIRK and QQQ?
Over the past 3 years, BIRK and QQQ moved with a correlation of 0.35, which is moderate. The relationship has been stable: the 1-year correlation (0.34) sits close to the 3-year figure. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 316.4 %².
Out of 15 assets tracked against BIRK, QQQ lands near the bottom at #12. The last year tells two different stories: QQQ led by 58.6 percentage points, -32.3% for BIRK against +26.3% for QQQ. Risk is not evenly split, since BIRK carries 2.3 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.
BIRK vs QQQ: side by side
| BIRK (Birkenstock Holding plc) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -32.3% | +26.3% |
| 5-year return | n/a | +95.4% |
| Volatility (ann.) | 45.5% | 19.6% |
| Beta vs S&P 500 | 1.18 | 1.28 |
| Max drawdown (3Y) | -50.9% | -22.8% |
| Market cap | $5.8B | – |
| P/E (trailing) | 17.0 | – |
| 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 | BIRK | QQQ |
|---|---|---|
| 2022 | – | -32.6% |
| 2023 | – | +54.9% |
| 2024 | +16.3% | +25.6% |
| 2025 | -27.8% | +20.8% |
| 2026 | -13.7% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BIRK and QQQ good diversifiers for each other?
A fair diversifier. At 0.35, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BIRK and QQQ?
Using weekly returns as of 2026-08-27: 0.35 over 3 years, with 0.34 over the last year and n/a over 5 years.
Is QQQ a good diversifier for BIRK?
A fair diversifier. At 0.35, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.35 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/birk-vs-qqq.json
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[](https://www.pairbook.io/pair/birk-vs-qqq/)
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Related comparisons
Hubs: BIRK correlations · QQQ correlations
