DNN vs ISOU: Correlation
Denison Mines Corp (DNN) and IsoEnergy Ltd. (ISOU) show a strong relationship: their 3-year correlation of weekly returns is 0.78.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DNN and ISOU?
Over the past 3 years, DNN and ISOU moved with a correlation of 0.78, which is strong. Recent behaviour matches the longer record: 0.83 over 1 year against 0.78 over 3. Over 5 years the correlation is 0.77, and the annualized covariance of weekly returns is 2831.9 %².
By 3-year correlation, ISOU places #6 of the 19 assets tracked against DNN. On 12-month performance DNN holds a 13.1-point edge, +69.1% against +56.0%.
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.
DNN vs ISOU: side by side
| DNN (Denison Mines Corp) | ISOU (IsoEnergy Ltd.) | |
|---|---|---|
| 1-year return | +69.1% | +56.0% |
| 5-year return | +211.0% | +42.5% |
| Volatility (ann.) | 55.6% | 65.5% |
| Beta vs S&P 500 | 1.35 | 1.86 |
| Max drawdown (3Y) | -52.5% | -69.0% |
| Market cap | $3.3B | $0.8B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DNN | ISOU |
|---|---|---|
| 2022 | -16.1% | -28.1% |
| 2023 | +53.9% | +31.1% |
| 2024 | +1.7% | -35.1% |
| 2025 | +47.8% | +26.0% |
| 2026 | +38.0% | +34.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DNN and ISOU good diversifiers for each other?
To a limited degree. At 0.78 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between DNN and ISOU?
Using weekly returns as of 2026-08-27: 0.78 over 3 years, with 0.83 over the last year and 0.77 over 5 years.
Is ISOU a good diversifier for DNN?
To a limited degree. At 0.78 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.78 mean?
On the −1 to +1 scale, 0.78 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/dnn-vs-isou.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/dnn-vs-isou/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: DNN correlations · ISOU correlations
