PHAR vs QQQ: Correlation
Measured on weekly returns over the past three years, Pharming Group N.V. (PHAR) and Invesco QQQ Trust (QQQ) carry a correlation of 0.13, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PHAR and QQQ?
Over the past 3 years, PHAR and QQQ moved with a correlation of 0.13, which is weak. The relationship has been stable: the 1-year correlation (0.04) sits close to the 3-year figure. Over 5 years the correlation is 0.15, and the annualized covariance of weekly returns is 133.3 %².
Among the 12 assets we track against PHAR, QQQ ranks #7 by 3-year correlation. Correlation aside, the last 12 months split them widely, with QQQ ahead by 42.0 points (-15.7% versus +26.3%). One caveat on sizing: PHAR is 2.7 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
PHAR vs QQQ: side by side
| PHAR (Pharming Group N.V.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -15.7% | +26.3% |
| 5-year return | +11.7% | +95.4% |
| Volatility (ann.) | 52.7% | 19.6% |
| Beta vs S&P 500 | 0.52 | 1.28 |
| Max drawdown (3Y) | -57.3% | -22.8% |
| Market cap | $0.8B | – |
| P/E (trailing) | 84.1 | – |
| 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 | PHAR | QQQ |
|---|---|---|
| 2022 | +23.4% | -32.6% |
| 2023 | +3.6% | +54.9% |
| 2024 | -11.9% | +25.6% |
| 2025 | +75.6% | +20.8% |
| 2026 | -33.3% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PHAR and QQQ good diversifiers for each other?
Yes. With a correlation of 0.13, PHAR and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PHAR and QQQ?
Using weekly returns as of 2026-08-27: 0.13 over 3 years, with 0.04 over the last year and 0.15 over 5 years.
Is QQQ a good diversifier for PHAR?
Yes. With a correlation of 0.13, PHAR and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.13 mean?
On the −1 to +1 scale, 0.13 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.
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Related comparisons
Hubs: PHAR correlations · QQQ correlations
