NYSE American · DNN · stock
Denison Mines Corp. (DNN) stock price history
Every NYSE American trading session of Denison Mines Corp. from Feb 9, 2005 to Sep 28, 2026: 5,442 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
DNN adjusted close, 2005 to 2026
- $12.65
- All time high, 2007
- $4.43
- 52 week high, $2.20 low
- 5,442
- Daily sessions since 2005
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.
DNN key facts
- Denison Mines Corp. (DNN) closed at $2.58 on Sep 28, 2026 on NYSE American.
- DNN's all time high close is $12.65, set on May 21, 2007; its all time low close is $0.2000 on Mar 18, 2020.
- DNN's 52 week range is $2.20 to $4.43.
- DNN returned -6.9% over the year to Sep 28, 2026 and +87.0% over five years.
- Over ten years DNN returned +449%, +18.6% a year compounded.
- DNN's deepest drawdown was -98.4% from May 21, 2007 to Mar 18, 2020.
- DataCedar holds 5,442 daily sessions of DNN history from Feb 9, 2005 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
DNN price chart, 2005 to 2026
DNN returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -23.9% |
| 3 months | -16.8% |
| 6 months | -24.3% |
| Year to date | -1.9% |
| 1 year | -6.9% |
| 3 years | +47.4% |
| 5 years | +87.0% |
| 10 years | +448.9% |
| Since Feb 9, 2005 | -38.4% |
| Compound annual growth, 21.6 years | -2.2% |
DNN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $12.65 on May 21, 2007
- All time low close
- $0.2000 on Mar 18, 2020
- 52 week high
- $4.43 on Jan 29, 2026
- 52 week low
- $2.20 on Nov 21, 2025
- Deepest drawdown
- -98.4% from May 21, 2007 to Mar 18, 2020, not yet recovered
- Best single session
- +44.1% on Jan 2, 2009
- Worst single session
- -22.5% on Mar 14, 2011
- Volatility, 1 year annualised
- 61.5%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2010, +169%
- Worst calendar year
- 2008, -87%
DNN price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2005 starts on Feb 9, 2005; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $2.74 | $4.43 | $2.55 | $2.58 | -3.0% | 6B | 185 |
| 2025 | $1.86 | $3.42 | $1.08 | $2.66 | +47.8% | 19.1B | 250 |
| 2024 | $1.78 | $2.47 | $1.40 | $1.80 | +1.7% | 4.3B | 252 |
| 2023 | $1.15 | $1.89 | $0.9200 | $1.77 | +53.9% | 1.6B | 250 |
| 2022 | $1.46 | $1.83 | $0.9100 | $1.15 | -16.1% | 1.9B | 251 |
| 2021 | $0.6900 | $2.14 | $0.6200 | $1.37 | +110.8% | 4.3B | 252 |
| 2020 | $0.4100 | $0.7700 | $0.1900 | $0.6500 | +54.8% | 357.1M | 253 |
| 2019 | $0.4700 | $0.5900 | $0.3800 | $0.4200 | -8.7% | 106.4M | 252 |
| 2018 | $0.5500 | $0.6900 | $0.4300 | $0.4600 | -16.4% | 149.8M | 251 |
| 2017 | $0.5300 | $0.8400 | $0.3800 | $0.5500 | +7.8% | 154.7M | 251 |
| 2016 | $0.5000 | $0.6700 | $0.3600 | $0.5100 | +2.0% | 100.5M | 252 |
| 2015 | $0.9500 | $1.00 | $0.3500 | $0.5000 | -46.2% | 145.2M | 252 |
| 2014 | $1.22 | $1.76 | $0.9000 | $0.9300 | -22.5% | 235.1M | 252 |
| 2013 | $1.28 | $1.62 | $0.9700 | $1.20 | -4.0% | 190.3M | 252 |
| 2012 | $1.09 | $1.75 | $1.03 | $1.25 | +18.2% | 232.3M | 250 |
| 2011 | $2.93 | $3.82 | $0.6853 | $1.06 | -63.5% | 655.8M | 252 |
| 2010 | $1.11 | $3.08 | $0.9137 | $2.89 | +169.3% | 340.3M | 252 |
| 2009 | $1.05 | $2.33 | $0.5668 | $1.07 | +7.6% | 301.2M | 252 |
| 2008 | $7.54 | $8.32 | $0.4569 | $0.9983 | -86.8% | 168.2M | 253 |
| 2007 | $8.23 | $12.70 | $6.10 | $7.55 | -12.5% | 75.4M | 251 |
| 2006 | $3.85 | $9.41 | $2.89 | $8.62 | +132.5% | 22.7M | 251 |
| 2005 | $4.19 | $5.45 | $3.02 | $3.71 | n/a | 22.9M | 226 |
DNN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $2.58 | -23.9% |
| August 2026 | $3.39 | +20.6% |
| July 2026 | $2.81 | -8.2% |
| June 2026 | $3.06 | -12.1% |
| May 2026 | $3.48 | -9.1% |
| April 2026 | $3.83 | +8.5% |
| March 2026 | $3.53 | -15.6% |
| February 2026 | $4.18 | +5.6% |
| January 2026 | $3.96 | +48.9% |
| December 2025 | $2.66 | +3.9% |
| November 2025 | $2.56 | -19.2% |
| October 2025 | $3.17 | +15.3% |
About the DNN data
Daily bars. 5,442 sessions from Feb 9, 2005 to Sep 28, 2026, one row per NYSE American trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE American trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Feb 9, 2005, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/DNN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE American
Browse NYSE American
Common questions
DNN share price history
