Byrna Technologies Stock Price History
NASDAQ: BYRNIndustrialsAerospace & DefenseUSD
4.52-0.21 (-4.44%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
BYRN price history at a glance
The price history for Byrna Technologies (BYRN) on this page begins on September 11, 2006, when the stock closed at $5.30; it most recently closed at $4.52 on October 5, 2026. The highest price in this record is $40.00, reached on January 29, 2007; the latest close is 88.7% below that peak. Across the 19 complete calendar years in the table, BYRN finished higher in 7 and lower in 12. Its best year was 2020 (+504.2%) and its worst was 2011 (-72.5%).
Over roughly 20 years the share price changed -14.7%, a -0.8% compound annual price return (excluding dividends). In the last 12 months alone, BYRN has lost 82.9%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2006
- $40.00
- Date of high
- Jan 29, 2007
- Low since 2006
- $0.40
- Date of low
- Dec 23, 2019
- 52-week high
- $27.77
- 52-week low
- $3.17
- Last close
- $4.52
BYRN returns
1 week
+29.89%
1 month
+25.91%
3 months
+16.80%
6 months
-20.42%
Year to date
-73.08%
1 year
-82.85%
3 years
+32.55%
5 years
-74.85%
BYRN price return, excluding dividends.
BYRN annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 4.52 | -72.97% |
| 2025 | 16.72 | -44.29% |
| 2024 | 30.01 | +369.64% |
| 2023 | 6.39 | -18.49% |
| 2022 | 7.84 | -41.27% |
| 2021 | 13.35 | -7.93% |
| 2020 | 14.50 | +504.17% |
| 2019 | 2.40 | +60.00% |
| 2018 | 1.50 | +7.14% |
| 2017 | 1.40 | -30.00% |
| 2016 | 2.00 | -20.00% |
| 2015 | 2.50 | -7.41% |
| 2014 | 2.70 | -22.86% |
| 2013 | 3.50 | -12.50% |
| 2012 | 4.00 | +263.64% |
| 2011 | 1.10 | -72.50% |
| 2010 | 4.00 | +60.00% |
| 2009 | 2.50 | -64.29% |
| 2008 | 7.00 | -64.10% |
| 2007 | 19.50 | +4.84% |
| 2006* | 18.60 | +250.94% |
* Partial year: the record begins after the start of 2006; return measured from the first available close.
2026 return is year to date.
BYRN daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 4.70 | 4.70 | 4.10 | 4.52 | -4.44% | |
| 3.68 | 4.73 | 3.51 | 4.73 | +16.79% | |
| 3.69 | 4.08 | 3.64 | 4.05 | +9.76% | |
| 3.64 | 3.72 | 3.62 | 3.69 | +1.65% | |
| 3.51 | 3.71 | 3.42 | 3.63 | +4.31% | |
| 3.54 | 3.60 | 3.45 | 3.48 | 0.00% | |
| 3.31 | 3.59 | 3.31 | 3.48 | +6.42% | |
| 3.33 | 3.38 | 3.26 | 3.27 | -1.80% | |
| 3.37 | 3.46 | 3.32 | 3.33 | -1.19% | |
| 3.49 | 3.52 | 3.37 | 3.37 | -3.44% | |
| 3.52 | 3.57 | 3.43 | 3.49 | -3.59% | |
| 3.57 | 3.66 | 3.52 | 3.62 | 0.00% | |
| 3.45 | 3.63 | 3.39 | 3.62 | +4.32% | |
| 3.59 | 3.59 | 3.42 | 3.47 | -1.42% | |
| 3.87 | 3.87 | 3.40 | 3.52 | -4.35% | |
| 3.73 | 3.78 | 3.60 | 3.68 | -2.65% | |
| 3.71 | 3.79 | 3.70 | 3.78 | +1.89% | |
| 3.71 | 3.74 | 3.65 | 3.71 | -0.54% | |
| 3.68 | 3.79 | 3.59 | 3.73 | 0.00% | |
| 3.61 | 3.87 | 3.58 | 3.73 | +3.04% | |
| 3.56 | 3.75 | 3.54 | 3.62 | +2.55% | |
| 3.56 | 3.62 | 3.51 | 3.53 | -1.67% | |
| 3.60 | 3.65 | 3.55 | 3.59 | -1.10% | |
| 3.70 | 3.73 | 3.56 | 3.63 | -1.36% | |
| 3.51 | 3.82 | 3.48 | 3.68 | +7.92% | |
| 3.46 | 3.55 | 3.34 | 3.41 | -0.87% | |
| 3.39 | 3.47 | 3.39 | 3.44 | +1.18% | |
| 3.55 | 3.59 | 3.38 | 3.40 | -5.82% | |
| 3.59 | 3.65 | 3.52 | 3.61 | +0.56% | |
| 3.61 | 3.65 | 3.51 | 3.59 | -0.28% | |
| 3.69 | 3.76 | 3.58 | 3.60 | -2.44% | |
| 3.79 | 3.84 | 3.68 | 3.69 | -3.40% | |
| 3.66 | 3.82 | 3.58 | 3.82 | +5.52% | |
| 3.71 | 3.75 | 3.61 | 3.62 | -1.90% | |
| 3.65 | 3.73 | 3.62 | 3.69 | +1.93% | |
| 3.76 | 3.76 | 3.59 | 3.62 | -3.98% | |
| 3.87 | 3.91 | 3.72 | 3.77 | -3.33% | |
| 3.91 | 3.96 | 3.84 | 3.90 | -1.52% | |
| 4.19 | 4.19 | 3.93 | 3.96 | -5.49% | |
| 4.25 | 4.29 | 4.12 | 4.19 | -2.10% | |
| 4.25 | 4.40 | 4.17 | 4.28 | +0.71% | |
| 4.68 | 4.75 | 4.21 | 4.25 | -9.19% | |
| 4.85 | 4.87 | 4.56 | 4.68 | -3.51% | |
| 4.67 | 4.87 | 4.60 | 4.85 | +8.99% | |
| 4.43 | 4.57 | 4.40 | 4.45 | +2.06% | |
| 4.78 | 4.78 | 4.33 | 4.36 | -6.64% | |
| 4.74 | 4.79 | 4.60 | 4.67 | -1.48% | |
| 4.94 | 5.17 | 4.71 | 4.74 | -3.27% | |
| 4.58 | 4.99 | 4.55 | 4.90 | +7.69% | |
| 4.54 | 4.67 | 4.45 | 4.55 | -0.22% | |
| 4.35 | 4.56 | 4.28 | 4.56 | +5.31% | |
| 4.15 | 4.51 | 4.12 | 4.33 | +9.07% | |
| 4.36 | 4.79 | 3.83 | 3.97 | -3.87% | |
| 3.60 | 4.18 | 3.60 | 4.13 | +16.67% | |
| 3.85 | 3.92 | 3.52 | 3.54 | +5.04% | |
| 3.50 | 3.57 | 3.33 | 3.37 | -4.80% | |
| 3.41 | 3.58 | 3.33 | 3.54 | +4.12% | |
| 3.18 | 3.52 | 3.17 | 3.40 | +6.92% | |
| 3.30 | 3.35 | 3.17 | 3.18 | -4.79% | |
| 3.40 | 3.47 | 3.29 | 3.34 | -1.76% | |
| 3.56 | 3.59 | 3.37 | 3.40 | -4.76% | |
| 3.54 | 3.73 | 3.53 | 3.57 | +0.85% | |
| 3.82 | 3.86 | 3.51 | 3.54 | -7.33% | |
| 3.89 | 4.09 | 3.71 | 3.82 | -1.29% | |
| 3.96 | 4.18 | 3.81 | 3.87 | -1.78% | |
| 4.69 | 5.13 | 3.89 | 3.94 | -33.67% | |
| 6.06 | 6.20 | 5.87 | 5.94 | -3.41% | |
| 7.03 | 7.19 | 5.74 | 6.15 | -13.14% | |
| 6.96 | 7.19 | 6.81 | 7.08 | +1.58% | |
| 6.85 | 7.28 | 6.80 | 6.97 | +2.50% | |
| 6.66 | 7.06 | 6.53 | 6.80 | +1.34% | |
| 6.24 | 6.88 | 6.21 | 6.71 | +7.53% | |
| 5.83 | 6.44 | 5.82 | 6.24 | +8.90% | |
| 5.56 | 5.92 | 5.52 | 5.73 | +1.96% | |
| 5.71 | 5.83 | 5.40 | 5.62 | -1.23% | |
| 5.56 | 5.95 | 5.56 | 5.69 | +3.08% | |
| 5.55 | 5.78 | 5.52 | 5.52 | -1.43% | |
| 5.84 | 5.87 | 5.55 | 5.60 | -5.08% | |
| 5.87 | 5.97 | 5.73 | 5.90 | +1.37% | |
| 5.66 | 6.08 | 5.62 | 5.82 | +2.83% | |
| 6.02 | 6.14 | 5.63 | 5.66 | -5.82% | |
| 6.43 | 6.56 | 6.01 | 6.01 | -5.35% | |
| 6.44 | 6.47 | 6.28 | 6.35 | -1.55% | |
| 6.31 | 6.45 | 6.01 | 6.45 | +2.87% | |
| 6.24 | 6.55 | 6.18 | 6.27 | +0.32% | |
| 6.08 | 6.28 | 5.92 | 6.25 | +2.29% | |
| 6.03 | 6.13 | 5.90 | 6.11 | +3.21% | |
| 6.24 | 6.32 | 5.86 | 5.92 | -6.48% | |
| 6.09 | 6.40 | 6.07 | 6.33 | +5.15% | |
| 6.08 | 6.10 | 5.87 | 6.02 | -3.22% | |
| 6.17 | 6.36 | 5.98 | 6.22 | +1.14% | |
| 6.20 | 6.35 | 6.11 | 6.15 | -1.44% | |
| 6.51 | 6.51 | 6.23 | 6.24 | -4.73% | |
| 6.14 | 6.80 | 6.03 | 6.55 | +7.03% | |
| 5.72 | 6.17 | 5.65 | 6.12 | +6.07% | |
| 5.59 | 5.80 | 5.47 | 5.77 | +4.15% | |
| 5.36 | 5.64 | 5.36 | 5.54 | +3.17% | |
| 5.24 | 5.41 | 5.10 | 5.37 | +0.75% | |
| 5.08 | 5.35 | 4.91 | 5.33 | +5.13% | |
| 5.04 | 5.14 | 4.91 | 5.07 | -0.20% | |
| 4.96 | 5.24 | 4.95 | 5.08 | +2.42% | |
| 5.16 | 5.16 | 4.93 | 4.96 | -4.25% | |
| 5.01 | 5.32 | 4.92 | 5.18 | +3.60% | |
| 5.02 | 5.06 | 4.84 | 5.00 | -1.38% | |
| 5.15 | 5.15 | 4.94 | 5.07 | -1.36% | |
| 5.28 | 5.34 | 5.10 | 5.14 | -3.56% | |
| 5.53 | 5.53 | 5.28 | 5.33 | -3.62% | |
| 5.57 | 5.70 | 5.50 | 5.53 | +0.36% | |
| 5.48 | 5.57 | 5.33 | 5.51 | +1.85% | |
| 5.44 | 5.49 | 5.24 | 5.41 | +0.93% | |
| 5.75 | 5.90 | 5.34 | 5.36 | -6.78% | |
| 5.83 | 6.00 | 5.63 | 5.75 | -1.71% | |
| 5.69 | 5.87 | 5.65 | 5.85 | +3.36% | |
| 6.05 | 6.05 | 5.65 | 5.66 | -6.91% | |
| 6.01 | 6.14 | 5.94 | 6.08 | +1.16% | |
| 6.14 | 6.16 | 5.94 | 6.01 | -2.28% | |
| 6.04 | 6.16 | 5.96 | 6.15 | +0.82% | |
| 6.15 | 6.18 | 5.92 | 6.10 | -2.09% | |
| 6.28 | 6.32 | 6.04 | 6.23 | +0.81% | |
| 6.55 | 6.66 | 6.17 | 6.18 | -4.78% | |
| 6.56 | 6.57 | 6.26 | 6.49 | -2.55% | |
| 6.46 | 7.20 | 6.45 | 6.66 | +6.05% | |
| 6.90 | 7.01 | 6.28 | 6.28 | -6.13% | |
| 6.22 | 6.78 | 6.15 | 6.69 | +11.69% | |
| 6.54 | 6.68 | 5.95 | 5.99 | -8.41% | |
| 5.68 | 6.78 | 5.67 | 6.54 | +15.14% | |
| 6.33 | 6.38 | 5.56 | 5.68 | -10.55% | |
| 7.40 | 8.27 | 6.33 | 6.35 | -30.98% | |
| 9.76 | 10.00 | 9.11 | 9.20 | -1.39% | |
| 9.19 | 9.39 | 8.98 | 9.33 | +0.43% | |
| 9.04 | 9.65 | 9.03 | 9.29 | +2.77% | |
| 9.14 | 9.24 | 8.81 | 9.04 | -2.06% | |
| 9.24 | 9.42 | 9.10 | 9.23 | +0.54% | |
| 8.97 | 9.32 | 8.78 | 9.18 | +3.73% | |
| 9.15 | 9.15 | 8.75 | 8.85 | +0.57% | |
| 8.93 | 9.03 | 8.76 | 8.80 | -2.76% | |
| 9.25 | 9.65 | 9.01 | 9.05 | -3.93% | |
| 9.30 | 9.82 | 9.28 | 9.42 | +4.78% | |
| 9.11 | 9.31 | 8.85 | 8.99 | -3.23% | |
| 9.43 | 9.53 | 8.98 | 9.29 | +1.98% | |
| 9.15 | 9.32 | 8.95 | 9.11 | -0.55% | |
| 9.21 | 9.42 | 8.88 | 9.16 | -4.28% | |
| 9.51 | 9.84 | 9.35 | 9.57 | -0.42% | |
| 9.68 | 9.99 | 9.53 | 9.61 | 0.00% | |
| 9.65 | 9.83 | 9.47 | 9.61 | -0.31% | |
| 9.84 | 10.00 | 9.42 | 9.64 | -1.13% | |
| 10.50 | 10.55 | 9.72 | 9.75 | -7.84% | |
| 10.25 | 10.60 | 10.06 | 10.58 | +2.22% | |
| 10.61 | 10.75 | 10.13 | 10.35 | -4.17% | |
| 11.08 | 11.38 | 10.42 | 10.80 | -9.92% | |
| 12.28 | 12.61 | 11.91 | 11.99 | -4.08% | |
| 12.68 | 12.93 | 12.26 | 12.50 | -1.73% | |
| 12.85 | 12.94 | 12.29 | 12.72 | -1.17% | |
| 11.98 | 13.08 | 11.80 | 12.87 | -0.16% | |
| 12.55 | 13.17 | 12.53 | 12.89 | +0.86% | |
| 13.72 | 13.72 | 12.63 | 12.78 | -4.56% | |
| 13.37 | 13.79 | 13.21 | 13.39 | -0.22% | |
| 12.93 | 13.75 | 12.70 | 13.42 | +4.76% | |
| 11.84 | 13.04 | 11.66 | 12.81 | +8.19% | |
| 12.38 | 12.43 | 11.64 | 11.84 | -5.20% | |
| 12.63 | 13.00 | 12.37 | 12.49 | -2.04% | |
| 12.33 | 12.76 | 12.26 | 12.75 | +1.59% | |
| 12.64 | 12.88 | 12.25 | 12.55 | -0.71% | |
| 12.51 | 12.73 | 12.17 | 12.64 | +1.04% | |
| 12.87 | 13.27 | 12.42 | 12.51 | -2.80% | |
| 13.52 | 13.65 | 12.83 | 12.87 | -4.53% | |
| 14.80 | 14.80 | 13.46 | 13.48 | -7.92% | |
| 14.48 | 15.52 | 14.45 | 14.64 | +1.31% | |
| 14.49 | 14.52 | 13.50 | 14.45 | -1.63% | |
| 13.42 | 14.89 | 13.18 | 14.69 | +11.63% | |
| 13.89 | 13.95 | 11.13 | 13.16 | +7.69% | |
| 13.17 | 13.28 | 12.15 | 12.22 | -8.67% | |
| 13.76 | 13.86 | 12.86 | 13.38 | -2.62% | |
| 13.55 | 14.31 | 13.35 | 13.74 | +0.22% | |
| 14.05 | 14.63 | 13.63 | 13.71 | -3.59% | |
| 14.60 | 14.81 | 14.00 | 14.22 | -2.60% | |
| 15.26 | 15.26 | 14.46 | 14.60 | -4.33% | |
| 15.05 | 15.35 | 14.76 | 15.26 | +1.40% | |
| 15.79 | 16.07 | 15.02 | 15.05 | -5.41% | |
| 15.68 | 16.59 | 15.50 | 15.91 | +1.27% | |
| 16.02 | 16.30 | 15.68 | 15.71 | -0.76% | |
| 16.30 | 16.30 | 15.35 | 15.83 | -0.69% | |
| 16.42 | 16.69 | 15.89 | 15.94 | -5.40% | |
| 17.50 | 17.56 | 16.84 | 16.85 | -3.71% | |
| 16.77 | 17.53 | 16.45 | 17.50 | +4.35% | |
| 16.82 | 16.98 | 16.31 | 16.77 | -1.12% | |
| 17.79 | 17.79 | 16.82 | 16.96 | -4.18% | |
| 17.55 | 17.78 | 17.25 | 17.70 | +1.72% | |
| 17.56 | 17.82 | 16.99 | 17.40 | +0.17% | |
| 17.54 | 18.25 | 17.30 | 17.37 | +1.05% | |
| 17.59 | 17.67 | 17.07 | 17.19 | -1.77% | |
| 17.35 | 17.75 | 16.65 | 17.50 | +0.86% | |
| 16.99 | 18.15 | 16.90 | 17.35 | +3.77% | |
| 17.14 | 17.36 | 16.41 | 16.72 | -0.42% | |
| 17.15 | 17.20 | 16.60 | 16.79 | -2.72% | |
| 16.11 | 17.30 | 16.05 | 17.26 | +7.41% | |
| 16.57 | 16.80 | 16.03 | 16.07 | -4.00% | |
| 17.43 | 17.48 | 16.70 | 16.74 | -4.07% | |
| 17.34 | 17.60 | 17.19 | 17.45 | +0.58% | |
| 17.38 | 17.84 | 17.20 | 17.35 | -0.86% | |
| 17.59 | 17.97 | 17.39 | 17.50 | +0.86% | |
| 17.23 | 17.85 | 17.05 | 17.35 | +0.64% | |
| 17.65 | 17.97 | 17.21 | 17.24 | -1.32% | |
| 17.62 | 17.97 | 17.36 | 17.47 | 0.00% | |
| 17.26 | 17.91 | 17.26 | 17.47 | +0.06% | |
| 18.86 | 18.86 | 17.26 | 17.46 | -6.73% | |
| 19.11 | 19.35 | 18.61 | 18.72 | -2.04% | |
| 18.92 | 19.50 | 18.89 | 19.11 | +0.53% | |
| 18.84 | 19.36 | 18.79 | 19.01 | +0.05% | |
| 18.94 | 19.27 | 18.73 | 19.00 | +0.05% | |
| 20.69 | 20.69 | 18.34 | 18.99 | -3.46% | |
| 19.26 | 19.73 | 19.04 | 19.67 | +2.13% | |
| 18.48 | 19.33 | 18.33 | 19.26 | +5.19% | |
| 18.11 | 18.35 | 17.67 | 18.31 | +1.22% | |
| 18.30 | 18.62 | 17.91 | 18.09 | -0.06% | |
| 18.07 | 18.40 | 17.64 | 18.10 | -0.82% | |
| 18.00 | 18.42 | 17.85 | 18.25 | +2.59% | |
| 17.57 | 17.89 | 17.38 | 17.79 | +1.60% | |
| 17.29 | 17.74 | 16.99 | 17.51 | +0.98% | |
| 17.28 | 17.45 | 16.97 | 17.34 | -0.63% | |
| 16.86 | 17.67 | 16.86 | 17.45 | +2.77% | |
| 17.72 | 18.02 | 16.95 | 16.98 | -1.74% | |
| 17.22 | 17.70 | 17.18 | 17.28 | -0.06% | |
| 16.87 | 17.45 | 16.82 | 17.29 | +2.01% | |
| 17.28 | 17.54 | 16.76 | 16.95 | -1.91% | |
| 17.28 | 17.74 | 17.20 | 17.28 | -1.59% | |
| 17.82 | 18.20 | 17.35 | 17.56 | -2.39% | |
| 17.99 | 18.32 | 17.85 | 17.99 | +0.28% | |
| 18.20 | 18.66 | 17.71 | 17.94 | -1.75% | |
| 18.65 | 18.95 | 18.16 | 18.26 | -0.98% | |
| 17.06 | 18.64 | 16.84 | 18.44 | +6.22% | |
| 18.47 | 18.95 | 17.23 | 17.36 | -5.96% | |
| 19.37 | 19.97 | 18.08 | 18.46 | -6.72% | |
| 19.47 | 20.41 | 19.40 | 19.79 | -0.85% | |
| 20.45 | 21.19 | 19.87 | 19.96 | -1.43% | |
| 19.76 | 20.35 | 19.73 | 20.25 | +2.48% | |
| 20.11 | 20.51 | 19.75 | 19.76 | -3.33% | |
| 20.95 | 21.28 | 20.27 | 20.44 | -2.71% | |
| 21.96 | 21.97 | 21.00 | 21.01 | -3.54% | |
| 21.52 | 21.84 | 20.84 | 21.78 | +3.91% | |
| 20.44 | 21.00 | 20.17 | 20.96 | +5.38% | |
| 19.86 | 20.55 | 19.80 | 19.89 | +0.66% | |
| 20.52 | 20.80 | 19.46 | 19.76 | -4.73% | |
| 20.89 | 21.14 | 20.40 | 20.74 | -0.53% | |
| 21.16 | 21.75 | 20.69 | 20.85 | -1.47% | |
| 21.90 | 22.47 | 21.10 | 21.16 | -5.28% | |
| 23.50 | 23.82 | 22.25 | 22.34 | -4.33% | |
| 25.06 | 25.43 | 23.11 | 23.35 | -6.41% | |
| 23.77 | 25.19 | 23.44 | 24.95 | +1.46% | |
| 26.71 | 27.77 | 23.71 | 24.59 | -6.71% | |
| 28.39 | 30.62 | 26.28 | 26.36 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the BYRN chart for longer ranges.