CDW vs ERNA: Correlation
Measured on weekly returns over the past three years, CDW Corporation (CDW) and Ernexa Therapeutics Inc. (ERNA) carry a correlation of -0.26, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CDW and ERNA?
On 3 years of weekly data the CDW/ERNA correlation comes out at -0.26, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.53 versus -0.26 over 3 years. The 5-year figure is -0.15, and annualized covariance runs at -1184.2 %².
Out of 40 assets tracked against CDW, ERNA lands near the bottom at #36. The last year tells two different stories: CDW led by 78.4 percentage points, -8.0% for CDW against -86.4% for ERNA. Note the risk asymmetry: ERNA runs 3.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
CDW vs ERNA: side by side
| CDW (CDW Corporation) | ERNA (Ernexa Therapeutics Inc.) | |
|---|---|---|
| 1-year return | -8.0% | -86.4% |
| 5-year return | -20.5% | -100.0% |
| Volatility (ann.) | 34.2% | 131.2% |
| Beta vs S&P 500 | 1.01 | 1.62 |
| Max drawdown (3Y) | -60.4% | -99.7% |
| Market cap | $18.6B | – |
| P/E (trailing) | 17.0 | – |
| Dividend yield | 1.78% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | CDW | ERNA |
|---|---|---|
| 2022 | -11.7% | -96.1% |
| 2023 | +28.8% | -44.1% |
| 2024 | -22.6% | -83.9% |
| 2025 | -20.6% | -72.4% |
| 2026 | +11.1% | -84.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CDW and ERNA good diversifiers for each other?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
FAQ
What is the correlation between CDW and ERNA?
The CDW/ERNA correlation stands at -0.26 on a 3-year window (1 year: -0.53, 5 years: -0.15), computed from weekly returns as of 2026-08-27.
Is ERNA a good diversifier for CDW?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
What does a correlation of -0.26 mean?
A reading of -0.26 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/cdw-vs-erna.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cdw-vs-erna/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CDW correlations · ERNA correlations
