NEPH vs WYNN: Correlation
Nephros, Inc. (NEPH) and Wynn Resorts (WYNN) show a negative relationship: their 3-year correlation of weekly returns is -0.16.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are NEPH and WYNN?
Over the past 3 years, NEPH and WYNN moved with a correlation of -0.16, which is negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.05) runs above the 3-year figure (-0.16). Over 5 years the correlation is -0.06, and the annualized covariance of weekly returns is -376.1 %².
Within NEPH's tracked universe of 16 assets, WYNN comes in at #8 by 3-year correlation. Correlation aside, the last 12 months split them widely, with NEPH ahead by 29.7 points (+6.4% versus -23.3%). One caveat on sizing: NEPH is 1.9 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.
NEPH vs WYNN: side by side
| NEPH (Nephros, Inc.) | WYNN (Wynn Resorts) | |
|---|---|---|
| 1-year return | +6.4% | -23.3% |
| 5-year return | -48.4% | -2.9% |
| Volatility (ann.) | 66.5% | 34.7% |
| Beta vs S&P 500 | 0.07 | 0.88 |
| Max drawdown (3Y) | -65.2% | -37.8% |
| Market cap | – | $9.6B |
| P/E (trailing) | 25.4 | 22.4 |
| Dividend yield | 0.00% | 1.03% |
| Sector / category | US Listed | Consumer Discretionary |
Year-by-year returns
| Year | NEPH | WYNN |
|---|---|---|
| 2022 | -80.3% | -3.0% |
| 2023 | +198.3% | +11.3% |
| 2024 | -57.5% | -4.4% |
| 2025 | +232.0% | +41.0% |
| 2026 | -11.7% | -21.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are NEPH and WYNN good diversifiers for each other?
Yes. With a correlation of -0.16, NEPH and WYNN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between NEPH and WYNN?
The NEPH/WYNN correlation stands at -0.16 on a 3-year window (1 year: -0.05, 5 years: -0.06), computed from weekly returns as of 2026-08-27.
Is WYNN a good diversifier for NEPH?
Yes. With a correlation of -0.16, NEPH and WYNN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.16 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/neph-vs-wynn.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/neph-vs-wynn/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: NEPH correlations · WYNN correlations
