NovaBay Pharmaceuticals, Inc. (NBY)
NYSEAMERICAN: NBY · Real-Time Price · USD
5.30
+2.35 (79.66%)
At close: Dec 19, 2025, 4:00 PM EST
5.44
+0.14 (2.64%)
After-hours: Dec 19, 2025, 8:00 PM EST
NovaBay Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | 3.10 | 6.47 | 3.10 | 5.30 | 5.30 | 79.66% | 30,484,302 |
| Dec 18, 2025 | 3.51 | 4.18 | 2.92 | 2.95 | 2.95 | -15.71% | 1,234,648 |
| Dec 17, 2025 | 3.18 | 3.66 | 3.10 | 3.50 | 3.50 | 10.76% | 895,551 |
| Dec 16, 2025 | 2.72 | 3.21 | 2.66 | 3.16 | 3.16 | 16.61% | 812,523 |
| Dec 15, 2025 | 2.76 | 3.20 | 2.70 | 2.71 | 2.71 | -3.21% | 808,579 |
| Dec 12, 2025 | 2.63 | 3.00 | 2.55 | 2.80 | 2.80 | -0.36% | 814,488 |
| Dec 11, 2025 | 2.13 | 2.95 | 2.00 | 2.81 | 2.81 | 16.12% | 1,696,415 |
| Dec 10, 2025 | 1.71 | 2.49 | 1.63 | 2.42 | 2.42 | 33.70% | 1,754,705 |
| Dec 9, 2025 | 1.44 | 1.87 | 1.40 | 1.81 | 1.81 | 16.77% | 821,980 |
| Dec 8, 2025 | 1.20 | 1.75 | 1.19 | 1.55 | 1.55 | 28.10% | 2,677,471 |
| Dec 5, 2025 | 1.06 | 1.22 | 1.06 | 1.21 | 1.21 | 11.01% | 352,420 |
| Dec 4, 2025 | 1.07 | 1.09 | 1.01 | 1.09 | 1.09 | 2.83% | 47,064 |
| Dec 3, 2025 | 1.01 | 1.07 | 1.00 | 1.06 | 1.06 | 3.92% | 43,725 |
| Dec 2, 2025 | 1.08 | 1.11 | 1.02 | 1.02 | 1.02 | -6.42% | 70,824 |
| Dec 1, 2025 | 1.08 | 1.10 | 1.03 | 1.09 | 1.09 | - | 61,035 |
| Nov 28, 2025 | 1.02 | 1.09 | 1.00 | 1.09 | 1.09 | 6.86% | 88,912 |
| Nov 26, 2025 | 0.94 | 1.04 | 0.92 | 1.02 | 1.02 | 8.50% | 136,079 |
| Nov 25, 2025 | 0.96 | 0.98 | 0.92 | 0.94 | 0.94 | 3.31% | 61,576 |
| Nov 24, 2025 | 0.87 | 0.99 | 0.87 | 0.91 | 0.91 | 5.59% | 121,168 |
| Nov 21, 2025 | 0.96 | 1.00 | 0.86 | 0.86 | 0.86 | -12.95% | 156,775 |
| Nov 20, 2025 | 1.02 | 1.08 | 0.98 | 0.99 | 0.99 | -1.00% | 117,933 |
| Nov 19, 2025 | 1.09 | 1.09 | 0.96 | 1.00 | 1.00 | -7.41% | 142,317 |
| Nov 18, 2025 | 1.07 | 1.09 | 1.04 | 1.08 | 1.08 | -0.92% | 100,090 |
| Nov 17, 2025 | 1.00 | 1.09 | 1.00 | 1.09 | 1.09 | 5.83% | 228,605 |
| Nov 14, 2025 | 1.05 | 1.09 | 1.01 | 1.03 | 1.03 | -6.36% | 74,831 |
| Nov 13, 2025 | 1.03 | 1.10 | 1.00 | 1.10 | 1.10 | 1.85% | 256,179 |
| Nov 12, 2025 | 1.07 | 1.11 | 1.05 | 1.08 | 1.08 | 0.93% | 144,665 |
| Nov 11, 2025 | 1.07 | 1.09 | 1.03 | 1.07 | 1.07 | -0.93% | 200,371 |
| Nov 10, 2025 | 1.08 | 1.09 | 1.00 | 1.08 | 1.08 | 1.89% | 84,653 |
| Nov 7, 2025 | 1.08 | 1.08 | 0.98 | 1.06 | 1.06 | -0.93% | 165,037 |
| Nov 6, 2025 | 1.10 | 1.10 | 1.06 | 1.07 | 1.07 | -3.60% | 64,050 |
| Nov 5, 2025 | 1.10 | 1.11 | 1.08 | 1.11 | 1.11 | 0.91% | 115,960 |
| Nov 4, 2025 | 1.08 | 1.14 | 1.07 | 1.10 | 1.10 | 0.92% | 117,262 |
| Nov 3, 2025 | 1.13 | 1.14 | 1.09 | 1.09 | 1.09 | -5.22% | 148,602 |
| Oct 31, 2025 | 1.16 | 1.19 | 1.15 | 1.15 | 1.15 | -2.54% | 52,486 |
| Oct 30, 2025 | 1.20 | 1.22 | 1.15 | 1.18 | 1.18 | -1.67% | 183,120 |
| Oct 29, 2025 | 1.22 | 1.27 | 1.20 | 1.20 | 1.20 | -4.76% | 181,436 |
| Oct 28, 2025 | 1.25 | 1.31 | 1.17 | 1.26 | 1.26 | 1.61% | 210,358 |
| Oct 27, 2025 | 1.24 | 1.28 | 1.20 | 1.24 | 1.24 | 0.81% | 159,477 |
| Oct 24, 2025 | 1.25 | 1.25 | 1.18 | 1.23 | 1.23 | - | 167,909 |
| Oct 23, 2025 | 1.16 | 1.28 | 1.13 | 1.23 | 1.23 | 8.85% | 228,017 |
| Oct 22, 2025 | 1.18 | 1.18 | 1.08 | 1.13 | 1.13 | -2.59% | 147,557 |
| Oct 21, 2025 | 1.25 | 1.28 | 1.14 | 1.16 | 1.16 | -10.77% | 326,316 |
| Oct 20, 2025 | 1.04 | 1.38 | 1.04 | 1.30 | 1.30 | 25.00% | 1,055,948 |
| Oct 17, 2025 | 1.09 | 1.14 | 1.01 | 1.04 | 1.04 | -8.77% | 277,236 |
| Oct 16, 2025 | 1.01 | 1.41 | 0.99 | 1.14 | 1.14 | 12.87% | 2,105,762 |
| Oct 15, 2025 | 1.02 | 1.10 | 1.01 | 1.01 | 1.01 | -3.81% | 381,055 |
| Oct 14, 2025 | 1.17 | 1.17 | 1.04 | 1.05 | 1.05 | -12.50% | 411,423 |
| Oct 13, 2025 | 1.26 | 1.28 | 1.16 | 1.20 | 1.20 | -2.44% | 220,356 |
| Oct 10, 2025 | 1.24 | 1.32 | 1.22 | 1.23 | 1.23 | -4.65% | 305,903 |