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Cyanotech Corp. (CYAN)
OTHER OTC:CYAN
Time Period
1Y
Events
Historical Prices
Rows:
Feb 03, 2026
0.53
0.54
0.48
0.50
0.50
-0.79%
36,971
4.37
Feb 02, 2026
0.50
0.53
0.50
0.50
0.50
-4.91%
2,017
0.24
Jan 30, 2026
0.50
0.55
0.50
0.53
0.53
+14.47%
3,599
0.43
Jan 29, 2026
0.48
0.48
0.46
0.46
0.46
-2.53%
6,736
0.81
Jan 28, 2026
0.53
0.53
0.48
0.48
0.48
-9.35%
19,484
2.45
Jan 27, 2026
0.40
0.53
0.40
0.52
0.52
+28.75%
54,295
7.64
Jan 26, 2026
0.41
0.41
0.41
0.41
0.41
-3.10%
207
0.03
Jan 23, 2026
0.42
0.42
0.42
0.42
0.42
+5.00%
1,001
0.14
Jan 22, 2026
0.39
0.40
0.39
0.40
0.40
0.00%
20,175
2.83
Jan 21, 2026
0.36
0.40
0.36
0.40
0.40
+0.25%
7,899
1.11
Jan 20, 2026
0.33
0.40
0.33
0.40
0.40
+5.84%
16,560
2.40
Jan 19, 2026
0.33
0.38
0.33
0.38
0.38
0.00%
0
0.00
Jan 16, 2026
0.33
0.38
0.33
0.38
0.38
+7.71%
4,904
0.72
Jan 15, 2026
0.35
0.36
0.35
0.35
0.35
-0.85%
2,715
0.40
Jan 14, 2026
0.36
0.36
0.35
0.35
0.35
+1.73%
6,741
1.01
Jan 13, 2026
0.42
0.42
0.34
0.35
0.35
-30.60%
54,950
9.45
Jan 12, 2026
0.44
0.50
0.44
0.50
0.50
0.00%
23,010
4.22
Jan 09, 2026
0.44
0.50
0.44
0.50
0.50
-1.96%
1,337
0.24
Jan 08, 2026
0.51
0.51
0.51
0.51
0.51
0.00%
0
0.00
Jan 07, 2026
0.51
0.51
0.51
0.51
0.51
+13.33%
100
0.02
Jan 06, 2026
0.45
0.45
0.44
0.45
0.45
+3.45%
18,433
3.51
Jan 05, 2026
0.40
0.44
0.40
0.44
0.44
0.00%
920
0.18
Jan 02, 2026
0.42
0.44
0.41
0.44
0.44
-3.33%
600
0.11
Jan 01, 2026
0.39
0.45
0.39
0.45
0.45
0.00%
0
0.00
Dec 31, 2025
0.39
0.45
0.39
0.45
0.45
+9.76%
9,667
1.85
Dec 30, 2025
0.37
0.45
0.37
0.41
0.41
+10.81%
18,600
3.77
Dec 29, 2025
0.32
0.45
0.32
0.37
0.37
+3.06%
39,149
9.06
Dec 26, 2025
0.35
0.36
0.32
0.36
0.36
+5.59%
4,256
1.00
Dec 25, 2025
0.34
0.34
0.34
0.34
0.34
0.00%
0
0.00
Dec 24, 2025
0.34
0.34
0.34
0.34
0.34
+13.33%
502
0.11
Dec 23, 2025
0.34
0.35
0.30
0.30
0.30
-6.25%
3,170
0.73
Dec 22, 2025
0.35
0.36
0.32
0.32
0.32
-8.57%
11,653
2.78
Dec 19, 2025
0.40
0.40
0.35
0.35
0.35
-9.79%
9,265
2.22
Dec 18, 2025
0.36
0.39
0.36
0.39
0.39
+2.65%
1,200
0.29
Dec 17, 2025
0.38
0.40
0.36
0.38
0.38
-5.50%
0
0.00
Dec 16, 2025
0.36
0.40
0.36
0.40
0.40
+3.09%
12,700
2.85
Dec 15, 2025
0.45
0.45
0.36
0.39
0.39
-13.78%
18,960
4.56
Dec 12, 2025
0.40
0.45
0.40
0.45
0.45
0.00%
0
0.00
Dec 11, 2025
0.40
0.45
0.40
0.45
0.45
+2.97%
1,695
0.32
Dec 10, 2025
0.44
0.44
0.44
0.44
0.44
-18.77%
100
0.02
Dec 09, 2025
0.40
0.54
0.40
0.54
0.54
-1.82%
692
0.13
Dec 08, 2025
0.45
0.55
0.44
0.55
0.55
+16.60%
21,300
4.17
Dec 05, 2025
0.42
0.48
0.40
0.47
0.47
+30.56%
49,878
10.07
Dec 04, 2025
0.36
0.36
0.36
0.36
0.36
-37.28%
217
0.04
Dec 03, 2025
0.34
0.57
0.34
0.57
0.57
0.00%
0
0.00
Dec 02, 2025
0.34
0.57
0.34
0.57
0.57
+64.00%
2,918
0.59
Dec 01, 2025
0.35
0.35
0.35
0.35
0.35
+2.94%
1,101
0.22
Nov 28, 2025
0.34
0.46
0.34
0.34
0.34
0.00%
0
0.00
Nov 27, 2025
0.38
0.46
0.34
0.34
0.34
0.00%
0
0.00
Nov 26, 2025
0.38
0.46
0.34
0.34
0.34
+1.49%
4,512
0.91
Rows: