Denison Mines Corp

DNNAMEX · USD
2.19USD+0.13 (+6.32%)
125

Denison Mines Corp (DNN) Historical Volatility

DNN's 30 day historical volatility is 64.50%, in the 77th percentile of readings over the past year. This is a high percentile, meaning Denison Mines Corp shares have swung far more than usual. DNN's 30 day implied volatility sits at 64.34%, with an IV Rank of 17.86%, leaving IV roughly in line with historical volatility. This means options are priced close to what the stock has actually delivered, as of Nov 5, 2026.

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Tracking DNN historical volatility helps you see how much Denison Mines Corp's stock price has actually moved, giving you a baseline for whether option premiums look fair, cheap, or expensive. While implied volatility shows what the market expects, DNN's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor DNN 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.

Historical volatility is the annualized standard deviation of a stock's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. DNN's 30 day historical volatility, or DNN HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing DNN's HV to its implied volatility reveals the volatility risk premium. When IV sits well above HV, options are pricing in more movement than the stock has actually delivered, giving option sellers an edge. When HV runs hot relative to IV, options are pricing in less movement than the stock has delivered, and buyers may be underpaying for it.

Denison Mines Corp. engages in the acquisition, exploration, development, extraction, processing, selling of, and investing in uranium properties in Canada. Its flagship project is the 95% interest owned Wheeler River uranium project located in the Athabasca Basin region in northern Saskatchewan. The company was formerly known as International Uranium Corporation and changed its name to Denison Mines Corp. in December 2006. Denison Mines Corp. was founded in 1997 and is headquartered in Toronto, Canada.

Historical Volatility

HV Percentile
77thHV Percentile
High

Historical movement is elevated versus the past year. The stock has been unusually active.

Historical Volatility (30d)64.50%

HV Percentile77th

Implied Volatility (30d)64.34%

IV Rank17.86%

IV Minus HV-0.16%

As of Nov 5, 2026

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of Nov 5, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of Nov 5, 2026

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