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Cyanotech Corporation - Common Stock (OP:CYAN)

0.3400 +0.0598 (+21.34%)
Streaming Delayed Price Updated: 9:30 AM EDT, Aug 29, 2025 Add to My Watchlist
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Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Aug 29, 2025 0.3400 0.3400 0.3400 0.3400 150 +0.06(+21.34%)
Aug 28, 2025 0.3200 0.3200 0.2802 0.2802 2,150 -0.01(-3.38%)
Aug 25, 2025 0.2900 2 -0.03(-8.23%)
Aug 22, 2025 0.2900 0.3160 0.2900 0.3160 1,100 +0.02(+5.33%)
Aug 19, 2025 0.3000 30 -0.04(-12.28%)
Aug 18, 2025 0.3020 0.3420 0.3020 0.3420 6,000 +0.04(+13.25%)
Aug 14, 2025 0.3020 0 +0.00(+0.00%)
Aug 13, 2025 0.3020 0.3020 0.3020 0.3020 208 -0.06(-15.64%)
Aug 12, 2025 0.3000 0.3580 0.2510 0.3580 1,455 -0.06(-14.76%)
Aug 11, 2025 0.3600 0.4200 0.3000 0.4200 3,404 +0.00(+0.00%)
Aug 08, 2025 0.2100 0.4200 0.2100 0.4200 48,402 +0.09(+27.27%)
Aug 07, 2025 0.3500 0.3600 0.3300 0.3300 22,750 -0.06(-15.38%)
Aug 06, 2025 0.3750 0.3900 0.3600 0.3900 15,759 +0.02(+5.41%)
Aug 04, 2025 0.3700 0 +0.00(+0.00%)
Aug 01, 2025 0.3850 0.3850 0.3700 0.3700 1,500 +0.00(+0.00%)
Jul 31, 2025 0.3825 0.3825 0.3700 0.3700 1,198 -0.02(-3.90%)
Jul 30, 2025 0.3850 0.3850 0.3850 0.3850 182 -0.02(-4.94%)
Jul 29, 2025 0.3700 0.4050 0.3700 0.4050 2,025 +0.03(+6.58%)
Jul 28, 2025 0.3800 0.3800 0.3800 0.3800 3,052 -0.01(-3.77%)
Jul 25, 2025 0.3800 0.4200 0.3800 0.3949 3,700 -0.03(-8.08%)
Jul 24, 2025 0.4296 0.4296 0.3800 0.4296 1,300 +0.01(+2.29%)
Jul 23, 2025 0.3900 0.4200 0.3800 0.4200 2,399 +0.00(+0.02%)
Jul 22, 2025 0.3920 0.4199 0.3920 0.4199 784 +0.03(+7.67%)
Jul 21, 2025 0.3900 0.4199 0.3900 0.3900 3,321 -0.03(-7.12%)
Jul 18, 2025 0.3900 0.4199 0.3900 0.4199 2,476 +0.00(+0.07%)
Jul 16, 2025 0.4196 0 -0.00(-0.07%)
Jul 15, 2025 0.3990 0.4199 0.3900 0.4199 4,914 +0.00(+0.21%)
Jul 14, 2025 0.3801 0.4190 0.3800 0.4190 5,289 -0.04(-8.91%)
Jul 11, 2025 0.3700 0.4600 0.3700 0.4600 3,680 +0.00(+0.00%)
Jul 10, 2025 0.3700 0.4600 0.3700 0.4600 3,987 +0.00(+0.59%)
Jul 09, 2025 0.4100 0.4573 0.3700 0.4573 23,291 +0.06(+13.76%)
Jul 08, 2025 0.3600 0.4200 0.3600 0.4020 620 -0.01(-2.07%)
Jul 07, 2025 0.4105 0.4105 0.4105 0.4105 200 +0.05(+14.03%)
Jul 03, 2025 0.3600 0.3600 0.3600 0.3600 5,000 -0.04(-10.00%)
Jul 02, 2025 0.4000 0.4000 0.3400 0.4000 4,200 +0.00(+0.00%)
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