DDI vs NNOX: Correlation
DoubleDown Interactive Co., Ltd. - American Depository (DDI) and NANO-X IMAGING LTD (NNOX) show a moderate relationship: their 3-year correlation of weekly returns is 0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DDI and NNOX?
Over the past 3 years, DDI and NNOX moved with a correlation of 0.43, which is moderate. The past 12 months show a weaker link (0.06) than the 3-year average (0.43). Over 5 years the correlation is 0.34, and the annualized covariance of weekly returns is 2350.3 %².
In DDI's tracked universe of 10 assets, NNOX sits right near the top at #3. Their recent paths diverged sharply: over the last 12 months DDI outperformed by 113.1 percentage points (+34.5% for DDI against -78.6% for NNOX). One caveat on sizing: NNOX is 2.1 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.
DDI vs NNOX: side by side
| DDI (DoubleDown Interactive Co., Ltd. - American Depository) | NNOX (NANO-X IMAGING LTD) | |
|---|---|---|
| 1-year return | +34.5% | -78.6% |
| 5-year return | -28.2% | -96.5% |
| Volatility (ann.) | 51.1% | 106.8% |
| Beta vs S&P 500 | 0.44 | 1.70 |
| Max drawdown (3Y) | -52.1% | -93.5% |
| Market cap | $0.6B | $0.1B |
| P/E (trailing) | 5.1 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DDI | NNOX |
|---|---|---|
| 2022 | -45.5% | -49.2% |
| 2023 | -13.0% | -13.7% |
| 2024 | +42.0% | +13.0% |
| 2025 | -17.3% | -61.1% |
| 2026 | +47.7% | -69.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DDI and NNOX good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between DDI and NNOX?
The DDI/NNOX correlation stands at 0.43 on a 3-year window (1 year: 0.06, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is NNOX a good diversifier for DDI?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.43 mean?
On the −1 to +1 scale, 0.43 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ddi-vs-nnox.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ddi-vs-nnox/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: DDI correlations · NNOX correlations
