DGX vs FUN: Correlation
Measured on weekly returns over the past three years, Quest Diagnostics (DGX) and Six Flags Entertainment Corporation (FUN) carry a correlation of -0.22, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DGX and FUN?
Over the past 3 years, DGX and FUN moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.39 versus -0.22 over 3 years. Over 5 years the correlation is -0.13, and the annualized covariance of weekly returns is -210.0 %².
Out of 32 assets tracked against DGX, FUN lands near the bottom at #31. Correlation aside, the last 12 months split them widely, with DGX ahead by 71.2 points (+38.5% versus -32.7%). One caveat on sizing: FUN is 2.6 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.
DGX vs FUN: side by side
| DGX (Quest Diagnostics) | FUN (Six Flags Entertainment Corporation) | |
|---|---|---|
| 1-year return | +38.5% | -32.7% |
| 5-year return | +78.8% | -61.4% |
| Volatility (ann.) | 19.1% | 49.2% |
| Beta vs S&P 500 | 0.09 | 1.35 |
| Max drawdown (3Y) | -12.4% | -77.7% |
| Market cap | $27.0B | $1.6B |
| P/E (trailing) | 26.0 | – |
| Dividend yield | 1.36% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | DGX | FUN |
|---|---|---|
| 2022 | -7.8% | -16.2% |
| 2023 | -10.1% | -1.0% |
| 2024 | +11.8% | +22.8% |
| 2025 | +17.2% | -68.2% |
| 2026 | +42.8% | +4.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DGX and FUN good diversifiers for each other?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
FAQ
What is the correlation between DGX and FUN?
As of 2026-08-27, the correlation of weekly returns between DGX and FUN is -0.22 over 3 years, -0.39 over 1 year and -0.13 over 5 years.
Is FUN a good diversifier for DGX?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
What does a correlation of -0.22 mean?
A reading of -0.22 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/dgx-vs-fun.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/dgx-vs-fun/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: DGX correlations · FUN correlations
