NovaBay Pharmaceuticals, Inc. (NBY)
NYSEAMERICAN: NBY · Real-Time Price · USD
1.440
-0.090 (-5.88%)
Feb 27, 2026, 4:00 PM EST - Market closed
NovaBay Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 27, 2026 | 1.51 | 1.52 | 1.39 | 1.44 | 1.44 | -5.88% | 250,185 |
| Feb 26, 2026 | 1.50 | 1.69 | 1.42 | 1.53 | 1.53 | -1.29% | 397,223 |
| Feb 25, 2026 | 1.68 | 1.70 | 1.50 | 1.55 | 1.55 | -6.06% | 507,368 |
| Feb 24, 2026 | 2.10 | 2.13 | 1.55 | 1.65 | 1.65 | -21.43% | 1,114,955 |
| Feb 23, 2026 | 2.80 | 2.80 | 1.95 | 2.10 | 2.10 | -30.14% | 903,373 |
| Feb 20, 2026 | 2.80 | 3.75 | 2.53 | 3.01 | 3.01 | 17.88% | 1,592,380 |
| Feb 19, 2026 | 2.35 | 2.94 | 2.33 | 2.55 | 2.55 | 17.46% | 644,855 |
| Feb 18, 2026 | 2.70 | 2.73 | 2.17 | 2.17 | 2.17 | -19.59% | 277,538 |
| Feb 17, 2026 | 2.63 | 2.95 | 2.63 | 2.70 | 2.70 | 3.05% | 286,689 |
| Feb 13, 2026 | 3.05 | 3.61 | 2.56 | 2.62 | 2.62 | -9.81% | 405,981 |
| Feb 12, 2026 | 3.35 | 3.60 | 2.90 | 2.91 | 2.91 | -12.24% | 201,736 |
| Feb 11, 2026 | 3.56 | 3.56 | 3.29 | 3.31 | 3.31 | -5.46% | 171,387 |
| Feb 10, 2026 | 3.60 | 4.05 | 3.50 | 3.50 | 3.50 | -5.04% | 364,977 |
| Feb 9, 2026 | 4.35 | 4.75 | 3.69 | 3.69 | 3.69 | -3.00% | 565,563 |
| Feb 6, 2026 | 3.95 | 4.70 | 3.80 | 3.80 | 3.80 | 1.12% | 354,558 |
| Feb 5, 2026 | 4.71 | 5.30 | 3.76 | 3.76 | 3.76 | -20.86% | 338,987 |
| Feb 4, 2026 | 6.00 | 6.00 | 4.63 | 4.75 | 4.75 | -18.10% | 404,703 |
| Feb 3, 2026 | 8.35 | 8.65 | 5.70 | 5.80 | 5.80 | -32.16% | 378,556 |
| Feb 2, 2026 | 9.25 | 9.40 | 8.35 | 8.55 | 8.55 | -8.06% | 197,765 |
| Jan 30, 2026 | 9.25 | 10.65 | 8.80 | 9.30 | 9.30 | 0.54% | 272,604 |
| Jan 29, 2026 | 9.95 | 10.00 | 8.95 | 9.25 | 9.25 | -7.50% | 299,744 |
| Jan 28, 2026 | 10.75 | 12.40 | 9.10 | 10.00 | 10.00 | -15.61% | 573,241 |
| Jan 27, 2026 | 15.00 | 15.00 | 9.00 | 11.85 | 11.85 | -24.76% | 937,347 |
| Jan 26, 2026 | 23.15 | 23.30 | 15.50 | 15.75 | 15.75 | -33.12% | 412,269 |
| Jan 23, 2026 | 26.35 | 26.35 | 23.20 | 23.55 | 23.55 | -14.05% | 211,135 |
| Jan 22, 2026 | 29.40 | 29.95 | 25.50 | 27.40 | 27.40 | -6.64% | 255,654 |
| Jan 21, 2026 | 31.50 | 31.75 | 27.55 | 29.35 | 29.35 | -9.69% | 409,494 |
| Jan 20, 2026 | 54.95 | 55.55 | 31.50 | 32.50 | 32.50 | -55.99% | 684,565 |
| Jan 16, 2026 | 61.50 | 92.00 | 58.59 | 73.85 | 73.85 | 16.39% | 557,148 |
| Jan 15, 2026 | 62.00 | 73.70 | 62.00 | 63.45 | 63.45 | -0.31% | 203,937 |
| Jan 14, 2026 | 59.60 | 65.00 | 54.50 | 63.65 | 63.65 | -2.38% | 181,251 |
| Jan 13, 2026 | 63.95 | 65.20 | 52.10 | 65.20 | 65.20 | -3.05% | 283,683 |
| Jan 12, 2026 | 86.60 | 86.94 | 60.65 | 67.25 | 67.25 | -29.80% | 601,661 |
| Jan 9, 2026 | 49.35 | 99.75 | 48.45 | 95.80 | 95.80 | 102.54% | 2,141,051 |
| Jan 8, 2026 | 51.60 | 57.43 | 40.95 | 47.30 | 47.30 | -11.09% | 264,776 |
| Jan 7, 2026 | 36.95 | 55.70 | 35.95 | 53.20 | 53.20 | 43.98% | 674,402 |
| Jan 6, 2026 | 33.50 | 36.95 | 30.55 | 36.95 | 36.95 | 9.48% | 133,238 |
| Jan 5, 2026 | 29.10 | 36.50 | 27.50 | 33.75 | 33.75 | 14.99% | 187,969 |
| Jan 2, 2026 | 27.75 | 31.50 | 27.35 | 29.35 | 29.35 | 4.08% | 90,548 |
| Dec 31, 2025 | 30.05 | 30.50 | 26.05 | 28.20 | 28.20 | -9.03% | 157,030 |
| Dec 30, 2025 | 23.45 | 32.50 | 22.05 | 31.00 | 31.00 | 27.57% | 436,790 |
| Dec 29, 2025 | 23.75 | 24.70 | 21.55 | 24.30 | 24.30 | 0.21% | 84,593 |
| Dec 26, 2025 | 23.50 | 24.35 | 22.75 | 24.25 | 24.25 | 2.11% | 48,832 |
| Dec 24, 2025 | 22.30 | 25.30 | 21.95 | 23.75 | 23.75 | 3.94% | 88,502 |
| Dec 23, 2025 | 25.60 | 26.20 | 21.85 | 22.85 | 22.85 | -15.84% | 223,486 |
| Dec 22, 2025 | 26.80 | 31.15 | 24.83 | 27.15 | 27.15 | 2.45% | 480,649 |
| Dec 19, 2025 | 15.50 | 32.35 | 15.50 | 26.50 | 26.50 | 79.66% | 6,196,562 |
| Dec 18, 2025 | 17.55 | 20.90 | 14.60 | 14.75 | 14.75 | -15.71% | 246,929 |
| Dec 17, 2025 | 15.90 | 18.30 | 15.50 | 17.50 | 17.50 | 10.76% | 179,110 |
| Dec 16, 2025 | 13.60 | 16.05 | 13.30 | 15.80 | 15.80 | 16.61% | 162,504 |
| Dec 15, 2025 | 13.80 | 16.00 | 13.50 | 13.55 | 13.55 | -3.21% | 161,715 |
| Dec 12, 2025 | 13.15 | 15.00 | 12.75 | 14.00 | 14.00 | -0.36% | 162,897 |
| Dec 11, 2025 | 10.65 | 14.75 | 10.00 | 14.05 | 14.05 | 16.12% | 339,283 |
| Dec 10, 2025 | 8.55 | 12.43 | 8.15 | 12.10 | 12.10 | 33.70% | 350,941 |
| Dec 9, 2025 | 7.20 | 9.35 | 7.00 | 9.05 | 9.05 | 16.77% | 164,396 |
| Dec 8, 2025 | 6.00 | 8.75 | 5.95 | 7.75 | 7.75 | 28.10% | 535,494 |
| Dec 5, 2025 | 5.30 | 6.10 | 5.30 | 6.05 | 6.05 | 11.01% | 70,484 |
| Dec 4, 2025 | 5.35 | 5.45 | 5.05 | 5.45 | 5.45 | 2.83% | 9,412 |
| Dec 3, 2025 | 5.05 | 5.35 | 5.00 | 5.30 | 5.30 | 3.92% | 8,745 |
| Dec 2, 2025 | 5.40 | 5.55 | 5.10 | 5.10 | 5.10 | -6.42% | 14,164 |
| Dec 1, 2025 | 5.40 | 5.50 | 5.15 | 5.45 | 5.45 | - | 12,207 |
| Nov 28, 2025 | 5.10 | 5.45 | 5.00 | 5.45 | 5.45 | 6.86% | 17,782 |
| Nov 26, 2025 | 4.70 | 5.20 | 4.60 | 5.10 | 5.10 | 8.49% | 27,215 |
| Nov 25, 2025 | 4.81 | 4.90 | 4.60 | 4.70 | 4.70 | 3.32% | 12,315 |
| Nov 24, 2025 | 4.37 | 4.97 | 4.35 | 4.55 | 4.55 | 5.59% | 24,233 |
| Nov 21, 2025 | 4.80 | 5.00 | 4.28 | 4.31 | 4.31 | -12.95% | 31,355 |
| Nov 20, 2025 | 5.10 | 5.40 | 4.91 | 4.95 | 4.95 | -1.00% | 23,586 |
| Nov 19, 2025 | 5.45 | 5.45 | 4.80 | 5.00 | 5.00 | -7.41% | 28,463 |
| Nov 18, 2025 | 5.35 | 5.45 | 5.20 | 5.40 | 5.40 | -0.92% | 20,018 |
| Nov 17, 2025 | 5.00 | 5.45 | 4.98 | 5.45 | 5.45 | 5.83% | 45,721 |
| Nov 14, 2025 | 5.25 | 5.45 | 5.05 | 5.15 | 5.15 | -6.36% | 14,966 |
| Nov 13, 2025 | 5.15 | 5.50 | 5.00 | 5.50 | 5.50 | 1.85% | 51,235 |
| Nov 12, 2025 | 5.36 | 5.55 | 5.27 | 5.40 | 5.40 | 0.93% | 28,933 |
| Nov 11, 2025 | 5.35 | 5.45 | 5.15 | 5.35 | 5.35 | -0.93% | 40,074 |
| Nov 10, 2025 | 5.40 | 5.45 | 5.00 | 5.40 | 5.40 | 1.89% | 16,930 |
| Nov 7, 2025 | 5.40 | 5.40 | 4.90 | 5.30 | 5.30 | -0.93% | 33,007 |
| Nov 6, 2025 | 5.50 | 5.50 | 5.30 | 5.35 | 5.35 | -3.60% | 12,810 |
| Nov 5, 2025 | 5.50 | 5.55 | 5.40 | 5.55 | 5.55 | 0.91% | 23,192 |
| Nov 4, 2025 | 5.40 | 5.70 | 5.35 | 5.50 | 5.50 | 0.92% | 23,452 |
| Nov 3, 2025 | 5.65 | 5.70 | 5.45 | 5.45 | 5.45 | -5.22% | 29,720 |
| Oct 31, 2025 | 5.80 | 5.95 | 5.75 | 5.75 | 5.75 | -2.54% | 10,497 |
| Oct 30, 2025 | 6.00 | 6.08 | 5.75 | 5.90 | 5.90 | -1.67% | 36,624 |
| Oct 29, 2025 | 6.10 | 6.35 | 6.00 | 6.00 | 6.00 | -4.76% | 36,287 |
| Oct 28, 2025 | 6.25 | 6.55 | 5.85 | 6.30 | 6.30 | 1.61% | 42,071 |
| Oct 27, 2025 | 6.20 | 6.40 | 6.00 | 6.20 | 6.20 | 0.81% | 31,895 |
| Oct 24, 2025 | 6.25 | 6.25 | 5.90 | 6.15 | 6.15 | - | 33,581 |
| Oct 23, 2025 | 5.80 | 6.40 | 5.65 | 6.15 | 6.15 | 8.85% | 45,603 |
| Oct 22, 2025 | 5.90 | 5.90 | 5.40 | 5.65 | 5.65 | -2.59% | 29,511 |
| Oct 21, 2025 | 6.25 | 6.42 | 5.70 | 5.80 | 5.80 | -10.77% | 65,263 |
| Oct 20, 2025 | 5.20 | 6.91 | 5.20 | 6.50 | 6.50 | 25.00% | 211,189 |
| Oct 17, 2025 | 5.45 | 5.70 | 5.05 | 5.20 | 5.20 | -8.77% | 55,447 |
| Oct 16, 2025 | 5.05 | 7.05 | 4.97 | 5.70 | 5.70 | 12.87% | 421,152 |
| Oct 15, 2025 | 5.10 | 5.48 | 5.05 | 5.05 | 5.05 | -3.81% | 76,211 |
| Oct 14, 2025 | 5.85 | 5.85 | 5.20 | 5.25 | 5.25 | -12.50% | 82,284 |
| Oct 13, 2025 | 6.30 | 6.38 | 5.80 | 6.00 | 6.00 | -2.44% | 44,071 |
| Oct 10, 2025 | 6.20 | 6.60 | 6.10 | 6.15 | 6.15 | -4.65% | 61,180 |
| Oct 9, 2025 | 5.95 | 6.90 | 5.93 | 6.45 | 6.45 | 7.50% | 80,361 |
| Oct 8, 2025 | 6.25 | 6.45 | 5.76 | 6.00 | 6.00 | -4.76% | 63,161 |
| Oct 7, 2025 | 6.25 | 6.35 | 5.80 | 6.30 | 6.30 | 3.28% | 81,669 |
| Oct 6, 2025 | 6.80 | 6.90 | 6.00 | 6.10 | 6.10 | -10.29% | 75,729 |