BIO-key International, Inc. (BKYI) NASDAQ
Currency In USD
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Currency In USD
If you invested $1000 in BIO-key International, Inc. (BKYI) 10 years ago, it would be worth $0.44 as of October 03, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $3.38, while $1000 invested 1 year ago would be worth $267.68. This corresponds to total returns of -99.96%, -99.66%, -73.23%, respectively, with annualized returns of -53.83%, -67.94%, -73.23%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| October 02, 2026 | 2.16 | 2.12 | 2.12 | 2.32 | 1.92 | 408,116 |
| October 01, 2026 | 2.78 | 2.29 | 2.29 | 2.8 | 2.2 | 892,751 |
| September 30, 2026 | 2.85 | 2.8 | 2.8 | 3.21 | 2.66 | 2.15M |
| September 29, 2026 | 3.37 | 3.12 | 3.12 | 4.66 | 2.7 | 168.69M |
| September 28, 2026 | 1.83 | 1.68 | 1.68 | 1.96 | 1.66 | 93,298 |
| September 25, 2026 | 2.05 | 1.79 | 1.79 | 2.14 | 1.65 | 179,187 |
| September 24, 2026 | 2.37 | 2.04 | 2.04 | 2.38 | 1.97 | 170,908 |
| September 23, 2026 | 2.44 | 2.49 | 2.49 | 2.55 | 2.22 | 569,225 |
| September 22, 2026 | 2.51 | 2.38 | 2.38 | 2.59 | 2.37 | 39,603 |
| September 21, 2026 | 2.51 | 2.47 | 2.47 | 2.66 | 2.46 | 13,150 |
| September 18, 2026 | 2.52 | 2.55 | 2.55 | 2.68 | 2.4 | 20,784 |
| September 17, 2026 | 2.66 | 2.57 | 2.57 | 2.66 | 2.47 | 16,210 |
| September 16, 2026 | 2.67 | 2.56 | 2.56 | 2.7 | 2.52 | 10,900 |
| September 15, 2026 | 2.68 | 2.67 | 2.67 | 2.68 | 2.51 | 9,988 |
| September 11, 2026 | 2.71 | 2.65 | 2.65 | 2.88 | 2.61 | 14,576 |
| September 10, 2026 | 2.76 | 2.75 | 2.75 | 2.81 | 2.64 | 8,722 |
| September 09, 2026 | 2.66 | 2.74 | 2.74 | 2.77 | 2.57 | 12,438 |
| September 08, 2026 | 2.7 | 2.67 | 2.67 | 2.78 | 2.65 | 14,758 |
| September 04, 2026 | 2.81 | 2.81 | 2.81 | 2.96 | 2.66 | 23,829 |
| September 03, 2026 | 2.87 | 2.82 | 2.82 | 2.98 | 2.8 | 9,770 |
| September 02, 2026 | 3.01 | 2.93 | 2.93 | 3.01 | 2.93 | 6,369 |
| September 01, 2026 | 3.06 | 3.01 | 3.01 | 3.19 | 2.97 | 16,651 |
| August 31, 2026 | 3.1 | 3.1 | 3.1 | 3.26 | 3 | 11,942 |
| August 28, 2026 | 3.14 | 3.08 | 3.08 | 3.2 | 3.03 | 21,271 |
| August 27, 2026 | 3.01 | 3.1 | 3.1 | 3.3 | 3.01 | 37,126 |
| August 26, 2026 | 3.13 | 2.96 | 2.96 | 3.13 | 2.92 | 18,532 |
| August 25, 2026 | 2.97 | 3.02 | 3.02 | 3.07 | 2.88 | 35,287 |
| August 24, 2026 | 2.97 | 2.97 | 2.97 | 3.2 | 2.92 | 13,382 |
| August 21, 2026 | 3.09 | 3.07 | 3.07 | 3.24 | 3.03 | 23,106 |
| August 20, 2026 | 3.07 | 3.1 | 3.1 | 3.14 | 2.97 | 20,957 |
| August 19, 2026 | 3.12 | 3.02 | 3.02 | 3.2 | 2.96 | 16,493 |
| August 18, 2026 | 3.28 | 3.07 | 3.07 | 3.28 | 2.91 | 0 |
| August 17, 2026 | 3.28 | 3.14 | 3.14 | 3.39 | 3.1 | 40,772 |
| August 14, 2026 | 3.14 | 3.18 | 3.18 | 3.47 | 2.96 | 97,189 |
| August 13, 2026 | 3.65 | 3.77 | 3.77 | 3.9 | 3.57 | 38,296 |
| August 12, 2026 | 3.87 | 3.76 | 3.76 | 4 | 3.75 | 30,765 |
| August 11, 2026 | 3.71 | 3.9 | 3.9 | 4.09 | 3.57 | 0 |
| August 10, 2026 | 3.94 | 4.17 | 4.17 | 4.43 | 3.84 | 689,882 |
| August 07, 2026 | 4.03 | 4.03 | 4.03 | 4.35 | 3.91 | 0 |
| August 06, 2026 | 4.06 | 4.12 | 4.12 | 4.12 | 3.75 | 43,623 |
| August 05, 2026 | 4.01 | 4.04 | 4.04 | 4.3 | 3.94 | 14,740 |
| August 04, 2026 | 3.8 | 4.04 | 4.04 | 4.23 | 3.8 | 46,045 |
| August 03, 2026 | 4.34 | 3.76 | 3.76 | 4.6 | 3.58 | 72,446 |
| July 31, 2026 | 4.33 | 4.39 | 4.39 | 4.84 | 4.17 | 41,161 |
| July 30, 2026 | 4.25 | 4.33 | 4.33 | 4.78 | 4.18 | 51,681 |
| July 29, 2026 | 4.35 | 4.39 | 4.39 | 4.41 | 4.13 | 96,485 |
| July 28, 2026 | 4.84 | 4.25 | 4.25 | 5.32 | 3.82 | 2.76M |
| July 27, 2026 | 4.41 | 4.75 | 4.75 | 4.85 | 4.41 | 3,725 |
| July 23, 2026 | 4.51 | 4.64 | 4.64 | 4.75 | 4.51 | 6,543 |
| July 22, 2026 | 4.8 | 4.77 | 4.77 | 4.8 | 4.52 | 4,128 |
| July 21, 2026 | 4.5 | 4.58 | 4.58 | 4.58 | 4.41 | 5,035 |
| July 20, 2026 | 4.75 | 4.35 | 4.35 | 4.75 | 4.35 | 5,131 |
| July 17, 2026 | 4.79 | 4.6 | 4.6 | 4.79 | 4.6 | 1,493 |
| July 16, 2026 | 4.93 | 4.97 | 4.97 | 5 | 4.3 | 6,856 |
| July 15, 2026 | 4.86 | 4.85 | 4.85 | 5 | 4.83 | 2,882 |
| July 14, 2026 | 4.86 | 5 | 5 | 5 | 4.86 | 5,673 |
| July 13, 2026 | 5 | 4.8 | 4.8 | 5.18 | 4.8 | 8,890 |
| July 10, 2026 | 4.76 | 4.98 | 4.98 | 5.26 | 4.71 | 8,067 |
| July 09, 2026 | 4.88 | 5.01 | 5.01 | 5.25 | 4.88 | 35,152 |
| July 08, 2026 | 4.5 | 5.31 | 5.31 | 5.7 | 4.5 | 70,438 |