5 DAY PERFORMANCE
-8.57%
1 MONTH PERFORMANCE
-15.79%
3 MONTH PERFORMANCE
-20.99%
6 MONTH PERFORMANCE
-51.88%
YEAR-TO-DATE PERFORMANCE
-12.27%
1 YEAR PERFORMANCE
+10.34%
Cyanotech Corporation Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 04/04/2025 | $0.35 | $0.36 (2.86%) | $0.36 | $0.32 | 21,400 | $2.58 M |
| 04/03/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 500 | $3.01 M |
| 04/02/2025 | $0.35 | $0.35 (0%) | $0.35 | $0.35 | 200 | $2.50 M |
| 04/01/2025 | $0.35 | $0.35 (0%) | $0.35 | $0.35 | 1,727 | $2.50 M |
| 03/31/2025 | $0.35 | $0.35 (0%) | $0.35 | $0.35 | 1,727 | $2.50 M |
| 03/28/2025 | $0.35 | $0.35 (0%) | $0.35 | $0.35 | 2,700 | $2.50 M |
| 03/27/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 0 | $3.01 M |
| 03/26/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 200 | $3.01 M |
| 03/25/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 200 | $3.01 M |
| 03/24/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 200 | $3.01 M |
| 03/21/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 0 | $3.01 M |
| 03/20/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 200 | $3.01 M |
| 03/19/2025 | $0.37 | $0.37 (0%) | $0.37 | $0.37 | 800 | $2.65 M |
| 03/18/2025 | $0.40 | $0.37 (-7.5%) | $0.40 | $0.37 | 1,200 | $2.65 M |
| 03/17/2025 | $0.35 | $0.42 (20%) | $0.42 | $0.35 | 900 | $3.01 M |
| 03/14/2025 | $0.38 | $0.38 (0%) | $0.38 | $0.38 | 0 | $2.72 M |
| 03/13/2025 | $0.38 | $0.38 (0%) | $0.38 | $0.38 | 2,000 | $2.72 M |
| 03/12/2025 | $0.42 | $0.42 (0%) | $0.42 | $0.42 | 100 | $3.01 M |
| 03/11/2025 | $0.37 | $0.37 (0%) | $0.37 | $0.37 | 2,500 | $2.65 M |
| 03/10/2025 | $0.36 | $0.37 (2.78%) | $0.37 | $0.36 | 500 | $2.65 M |
| 03/07/2025 | $0.38 | $0.36 (-5.26%) | $0.38 | $0.36 | 2,500 | $2.58 M |
| 03/06/2025 | $0.42 | $0.38 (-9.52%) | $0.43 | $0.38 | 12,000 | $2.72 M |
| 03/05/2025 | $0.41 | $0.41 (0%) | $0.41 | $0.41 | 600 | $2.93 M |
| 03/04/2025 | $0.35 | $0.34 (-2.86%) | $0.35 | $0.34 | 5,500 | $2.43 M |
| 03/03/2025 | $0.36 | $0.35 (-2.78%) | $0.36 | $0.35 | 3,700 | $2.50 M |
| 02/28/2025 | $0.36 | $0.36 (0%) | $0.36 | $0.36 | 1,400 | $2.58 M |
| 02/27/2025 | $0.38 | $0.36 (-5.26%) | $0.38 | $0.35 | 2,000 | $2.58 M |
| 02/26/2025 | $0.35 | $0.35 (0%) | $0.35 | $0.35 | 1,500 | $2.50 M |
| 02/25/2025 | $0.33 | $0.33 (0%) | $0.33 | $0.33 | 400 | $2.36 M |
| 02/24/2025 | $0.36 | $0.36 (0%) | $0.36 | $0.36 | 1,500 | $2.58 M |
| 02/21/2025 | $0.36 | $0.36 (0%) | $0.36 | $0.36 | 100 | $2.58 M |
| 02/20/2025 | $0.36 | $0.36 (0%) | $0.36 | $0.36 | 100 | $2.58 M |
| 02/19/2025 | $0.41 | $0.36 (-12.2%) | $0.41 | $0.36 | 1,100 | $2.58 M |
| 02/18/2025 | $0.37 | $0.37 (0%) | $0.41 | $0.37 | 400 | $2.65 M |
| 02/14/2025 | $0.37 | $0.40 (8.11%) | $0.40 | $0.37 | 2,000 | $2.86 M |
| 02/13/2025 | $0.37 | $0.37 (0%) | $0.40 | $0.37 | 3,130 | $2.65 M |
| 02/12/2025 | $0.37 | $0.37 (0%) | $0.37 | $0.36 | 29,200 | $2.65 M |
| 02/11/2025 | $0.43 | $0.41 (-4.65%) | $0.43 | $0.36 | 4,300 | $2.93 M |
| 02/10/2025 | $0.36 | $0.35 (-2.78%) | $0.36 | $0.35 | 2,500 | $2.50 M |
| 02/07/2025 | $0.43 | $0.43 (0%) | $0.43 | $0.43 | 1,000 | $3.00 M |
| 02/06/2025 | $0.43 | $0.43 (0%) | $0.43 | $0.43 | 300 | $3.00 M |
| 02/05/2025 | $0.43 | $0.43 (0%) | $0.43 | $0.43 | 2,500 | $3.00 M |
| 02/04/2025 | $0.37 | $0.36 (-1.37%) | $0.37 | $0.36 | 4,526 | $2.52 M |
| 02/03/2025 | $0.36 | $0.36 (0.03%) | $0.36 | $0.36 | 3,125 | $2.52 M |
| 01/31/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 100 | $2.40 M |
| 01/30/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 275 | $2.40 M |
| 01/29/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 456 | $2.35 M |
| 01/28/2025 | $0.38 | $0.34 (-9.86%) | $0.38 | $0.34 | 650 | $2.40 M |
| 01/27/2025 | $0.38 | $0.38 (0%) | $0.38 | $0.38 | 0 | $2.66 M |
| 01/24/2025 | $0.40 | $0.38 (-5%) | $0.40 | $0.38 | 15,226 | $2.66 M |
| 01/23/2025 | $0.36 | $0.37 (2.76%) | $0.37 | $0.35 | 3,093 | $2.59 M |
| 01/22/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 724 | $2.38 M |
| 01/21/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 724 | $2.38 M |
| 01/17/2025 | $0.34 | $0.34 (0%) | $0.34 | $0.34 | 0 | $2.38 M |
| 01/16/2025 | $0.35 | $0.34 (-2.86%) | $0.43 | $0.34 | 2,448 | $2.38 M |
| 01/15/2025 | $0.31 | $0.31 (0%) | $0.31 | $0.31 | 2,200 | $2.17 M |
| 01/14/2025 | $0.33 | $0.32 (-2.32%) | $0.35 | $0.31 | 700 | $2.24 M |
| 01/13/2025 | $0.40 | $0.40 (0%) | $0.40 | $0.40 | 900 | $2.80 M |
| 01/10/2025 | $0.44 | $0.40 (-9.09%) | $0.44 | $0.40 | 605 | $2.80 M |
| 01/08/2025 | $0.40 | $0.40 (0%) | $0.40 | $0.40 | 900 | $2.80 M |
| 01/07/2025 | $0.40 | $0.40 (0%) | $0.40 | $0.40 | 900 | $2.80 M |
| 01/06/2025 | $0.37 | $0.41 (9.46%) | $0.41 | $0.37 | 1,081 | $2.84 M |
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