Cyanotech Corporation (CYAN)
OTCMKTS · Delayed Price · Currency is USD
0.3400
+0.0100 (3.03%)
Oct 7, 2025, 1:54 PM EDT
Cyanotech Stock Price History
Historical Data
Date | Open | High | Low | Close | Adj. Close | Change | Volume |
---|---|---|---|---|---|---|---|
Oct 8, 2025 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | - | - |
Oct 7, 2025 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | 3.03% | 160 |
Oct 6, 2025 | 0.33 | 0.34 | 0.33 | 0.33 | 0.33 | - | 7,801 |
Oct 3, 2025 | 0.33 | 0.33 | 0.33 | 0.33 | 0.33 | -3.57% | 1,705 |
Oct 2, 2025 | 0.35 | 0.35 | 0.29 | 0.34 | 0.34 | 15.69% | 850 |
Oct 1, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | -1.92% | 101 |
Sep 30, 2025 | 0.35 | 0.35 | 0.30 | 0.30 | 0.30 | -13.33% | 392 |
Sep 29, 2025 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | -0.57% | 181 |
Sep 26, 2025 | 0.33 | 0.35 | 0.33 | 0.35 | 0.35 | 16.67% | 8,025 |
Sep 25, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | 0.89% | 251 |
Sep 24, 2025 | 0.27 | 0.33 | 0.27 | 0.30 | 0.30 | 2.54% | 2,417 |
Sep 23, 2025 | 0.29 | 0.30 | 0.29 | 0.29 | 0.29 | 1.05% | 8,900 |
Sep 22, 2025 | 0.27 | 0.29 | 0.27 | 0.29 | 0.29 | -3.37% | 1,977 |
Sep 19, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | 53 |
Sep 18, 2025 | 0.27 | 0.33 | 0.27 | 0.30 | 0.30 | 10.00% | 29,362 |
Sep 17, 2025 | 0.27 | 0.27 | 0.27 | 0.27 | 0.27 | - | 70 |
Sep 16, 2025 | 0.28 | 0.28 | 0.24 | 0.27 | 0.27 | -1.82% | 72,125 |
Sep 15, 2025 | 0.28 | 0.28 | 0.28 | 0.28 | 0.28 | -5.98% | 1,000 |
Sep 12, 2025 | 0.29 | 0.29 | 0.27 | 0.29 | 0.29 | -2.50% | 3,426 |
Sep 11, 2025 | 0.30 | 0.30 | 0.29 | 0.30 | 0.30 | - | 3,841 |
Sep 10, 2025 | 0.26 | 0.30 | 0.26 | 0.30 | 0.30 | 15.38% | 3,500 |
Sep 9, 2025 | 0.25 | 0.27 | 0.25 | 0.26 | 0.26 | -13.33% | 40,010 |
Sep 8, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | 137 |
Sep 5, 2025 | 0.28 | 0.30 | 0.25 | 0.30 | 0.30 | 3.45% | 4,800 |
Sep 4, 2025 | 0.28 | 0.29 | 0.28 | 0.29 | 0.29 | 3.57% | 356 |
Sep 3, 2025 | 0.28 | 0.28 | 0.28 | 0.28 | 0.28 | - | 100 |
Sep 2, 2025 | 0.28 | 0.28 | 0.28 | 0.28 | 0.28 | -17.65% | 600 |
Aug 29, 2025 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | 21.34% | 150 |
Aug 28, 2025 | 0.32 | 0.32 | 0.28 | 0.28 | 0.28 | -3.38% | 2,150 |
Aug 27, 2025 | 0.29 | 0.29 | 0.29 | 0.29 | 0.29 | - | 2 |
Aug 26, 2025 | 0.29 | 0.29 | 0.29 | 0.29 | 0.29 | - | 40 |
Aug 25, 2025 | 0.28 | 0.29 | 0.28 | 0.29 | 0.29 | -8.23% | 692 |
Aug 22, 2025 | 0.29 | 0.32 | 0.29 | 0.32 | 0.32 | 5.33% | 1,100 |
Aug 21, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | 30 |
Aug 20, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | 2 |
Aug 19, 2025 | 0.27 | 0.33 | 0.27 | 0.30 | 0.30 | -12.28% | 10,173 |
Aug 18, 2025 | 0.30 | 0.34 | 0.30 | 0.34 | 0.34 | 13.25% | 6,000 |
Aug 15, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | - |
Aug 14, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | - | 101 |
Aug 13, 2025 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 | -15.64% | 208 |
Aug 12, 2025 | 0.25 | 0.36 | 0.25 | 0.36 | 0.36 | -14.76% | 1,455 |
Aug 11, 2025 | 0.36 | 0.42 | 0.30 | 0.42 | 0.42 | - | 3,404 |
Aug 8, 2025 | 0.21 | 0.42 | 0.21 | 0.42 | 0.42 | 27.27% | 48,402 |
Aug 7, 2025 | 0.35 | 0.36 | 0.33 | 0.33 | 0.33 | -15.38% | 22,750 |
Aug 6, 2025 | 0.38 | 0.39 | 0.36 | 0.39 | 0.39 | 5.41% | 15,759 |
Aug 5, 2025 | 0.37 | 0.37 | 0.37 | 0.37 | 0.37 | - | - |
Aug 4, 2025 | 0.37 | 0.40 | 0.37 | 0.37 | 0.37 | - | 7,444 |
Aug 1, 2025 | 0.39 | 0.39 | 0.37 | 0.37 | 0.37 | - | 1,500 |
Jul 31, 2025 | 0.38 | 0.38 | 0.37 | 0.37 | 0.37 | -3.90% | 1,198 |
Jul 30, 2025 | 0.39 | 0.39 | 0.39 | 0.39 | 0.39 | -4.94% | 182 |