BIO-key International, Inc. (BKYI)
NASDAQ: BKYI · Real-Time Price · USD
4.390
+0.140 (3.29%)
At close: Jul 29, 2026, 4:00 PM EDT
3.950
-0.440 (-10.02%)
After-hours: Jul 29, 2026, 6:18 PM EDT
BIO-key International Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jul 29, 2026 | 4.35 | 4.41 | 3.86 | 4.39 | 4.39 | 3.29% | 94,467 |
| Jul 28, 2026 | 4.88 | 5.40 | 3.82 | 4.25 | 4.25 | -10.53% | 2,757,232 |
| Jul 27, 2026 | 4.41 | 4.85 | 4.41 | 4.75 | 4.75 | 4.49% | 3,725 |
| Jul 24, 2026 | 4.51 | 4.64 | 4.37 | 4.55 | 4.55 | -2.03% | 3,231 |
| Jul 23, 2026 | 4.51 | 4.75 | 4.51 | 4.64 | 4.64 | -2.73% | 6,558 |
| Jul 22, 2026 | 4.64 | 4.80 | 4.51 | 4.77 | 4.77 | 4.15% | 4,132 |
| Jul 21, 2026 | 4.50 | 4.59 | 4.41 | 4.58 | 4.58 | 5.29% | 5,086 |
| Jul 20, 2026 | 4.75 | 4.75 | 4.35 | 4.35 | 4.35 | -5.43% | 5,131 |
| Jul 17, 2026 | 4.79 | 4.79 | 4.60 | 4.60 | 4.60 | -7.44% | 1,493 |
| Jul 16, 2026 | 4.93 | 5.00 | 4.30 | 4.97 | 4.97 | 2.47% | 6,628 |
| Jul 15, 2026 | 4.86 | 5.00 | 4.83 | 4.85 | 4.85 | -3.00% | 2,897 |
| Jul 14, 2026 | 4.86 | 5.00 | 4.86 | 5.00 | 5.00 | 4.17% | 5,750 |
| Jul 13, 2026 | 5.00 | 5.18 | 4.80 | 4.80 | 4.80 | -3.61% | 8,890 |
| Jul 10, 2026 | 4.76 | 5.20 | 4.71 | 4.98 | 4.98 | -0.60% | 8,073 |
| Jul 9, 2026 | 5.27 | 5.50 | 4.80 | 5.01 | 5.01 | -5.67% | 35,102 |
| Jul 8, 2026 | 4.50 | 5.76 | 4.50 | 5.31 | 5.31 | -9.82% | 71,261 |
| Jul 7, 2026 | 4.25 | 6.10 | 4.20 | 5.89 | 5.89 | 43.35% | 91,345 |
| Jul 6, 2026 | 4.30 | 4.30 | 4.11 | 4.11 | 4.11 | 0.21% | 4,898 |
| Jul 2, 2026 | 4.30 | 4.46 | 3.54 | 4.10 | 4.10 | -8.89% | 12,812 |
| Jul 1, 2026 | 4.53 | 4.53 | 4.50 | 4.50 | 4.50 | -0.22% | 2,699 |
| Jun 30, 2026 | 4.74 | 4.74 | 4.51 | 4.51 | 4.51 | -0.92% | 519 |
| Jun 29, 2026 | 4.55 | 4.65 | 4.51 | 4.55 | 4.55 | -1.04% | 2,202 |
| Jun 26, 2026 | 4.56 | 4.60 | 4.50 | 4.60 | 4.60 | 4.55% | 4,446 |
| Jun 25, 2026 | 4.70 | 4.75 | 4.28 | 4.40 | 4.40 | -7.37% | 803 |
| Jun 24, 2026 | 4.66 | 4.75 | 4.12 | 4.75 | 4.75 | 1.93% | 2,253 |
| Jun 23, 2026 | 3.99 | 4.80 | 3.99 | 4.66 | 4.66 | 19.49% | 11,005 |
| Jun 22, 2026 | 3.79 | 4.00 | 3.79 | 3.90 | 3.90 | 2.63% | 1,911 |
| Jun 18, 2026 | 3.90 | 3.90 | 3.71 | 3.80 | 3.80 | -2.31% | 4,290 |
| Jun 17, 2026 | 3.80 | 3.89 | 3.80 | 3.89 | 3.89 | 1.04% | 3,419 |
| Jun 16, 2026 | 4.10 | 4.10 | 3.56 | 3.85 | 3.85 | -7.43% | 10,808 |
| Jun 15, 2026 | 4.25 | 4.25 | 4.13 | 4.16 | 4.16 | 0.45% | 2,510 |
| Jun 12, 2026 | 4.00 | 4.46 | 3.95 | 4.14 | 4.14 | 3.89% | 5,728 |
| Jun 11, 2026 | 4.10 | 4.10 | 3.91 | 3.99 | 3.98 | -2.81% | 1,160 |
| Jun 10, 2026 | 4.39 | 4.39 | 4.10 | 4.10 | 4.10 | -3.87% | 3,284 |
| Jun 9, 2026 | 4.27 | 4.27 | 4.14 | 4.27 | 4.27 | 3.02% | 2,445 |
| Jun 8, 2026 | 4.13 | 4.26 | 4.13 | 4.14 | 4.14 | 0.24% | 3,089 |
| Jun 5, 2026 | 4.20 | 4.46 | 4.12 | 4.13 | 4.13 | -3.28% | 4,536 |
| Jun 4, 2026 | 4.14 | 4.43 | 4.10 | 4.27 | 4.27 | -3.61% | 2,234 |
| Jun 3, 2026 | 4.10 | 4.43 | 3.87 | 4.43 | 4.43 | -1.12% | 2,015 |
| Jun 2, 2026 | 4.18 | 4.50 | 4.04 | 4.48 | 4.48 | 6.67% | 1,679 |
| Jun 1, 2026 | 4.30 | 4.52 | 4.20 | 4.20 | 4.20 | -7.14% | 4,817 |
| May 29, 2026 | 4.66 | 4.66 | 4.28 | 4.52 | 4.52 | -2.94% | 12,538 |
| May 28, 2026 | 4.27 | 4.67 | 4.27 | 4.66 | 4.66 | 2.42% | 3,878 |
| May 27, 2026 | 4.45 | 4.80 | 4.35 | 4.55 | 4.55 | 3.41% | 7,434 |
| May 26, 2026 | 4.80 | 4.80 | 4.25 | 4.40 | 4.40 | -7.37% | 5,038 |
| May 22, 2026 | 4.40 | 4.75 | 4.31 | 4.75 | 4.75 | 2.15% | 4,424 |
| May 21, 2026 | 4.55 | 4.75 | 4.54 | 4.65 | 4.65 | -2.11% | 2,576 |
| May 20, 2026 | 4.40 | 4.80 | 4.20 | 4.75 | 4.75 | 3.94% | 10,975 |
| May 19, 2026 | 4.24 | 4.80 | 4.24 | 4.57 | 4.57 | 6.99% | 15,882 |
| May 18, 2026 | 4.10 | 4.49 | 4.10 | 4.27 | 4.27 | 0.51% | 10,473 |