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Cyanotech Corporation - Common Stock (OP:CYAN)

0.3100 UNCHANGED
Streaming Delayed Price Updated: 12:28 PM EDT, Oct 29, 2025 Add to My Watchlist
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Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Oct 29, 2025 0.3150 0.3183 0.3100 0.3100 14,690 -0.00(-0.19%)
Oct 28, 2025 0.2500 0.3106 0.2500 0.3106 455 -0.01(-2.33%)
Oct 27, 2025 0.2500 0.3180 0.2500 0.3180 6,996 +0.04(+13.57%)
Oct 24, 2025 0.3300 0.3300 0.2636 0.2800 9,352 -0.05(-15.15%)
Oct 23, 2025 0.3300 0.3300 0.2948 0.3300 820 -0.01(-2.94%)
Oct 21, 2025 0.3400 0 +0.05(+17.24%)
Oct 16, 2025 0.2900 10 -0.05(-13.43%)
Oct 15, 2025 0.2710 0.3350 0.2710 0.3350 310 +0.05(+15.52%)
Oct 14, 2025 0.2710 0.3400 0.2710 0.2900 5,380 -0.04(-12.12%)
Oct 10, 2025 0.3300 1 +0.00(+0.00%)
Oct 09, 2025 0.3262 0.3300 0.3262 0.3300 700 -0.01(-2.94%)
Oct 07, 2025 0.3400 0 +0.01(+3.03%)
Oct 06, 2025 0.3400 0.3400 0.3300 0.3300 7,801 +0.00(+0.00%)
Oct 03, 2025 0.3300 0.3300 0.3300 0.3300 1,705 -0.01(-3.57%)
Oct 02, 2025 0.3480 0.3480 0.2900 0.3422 850 +0.05(+15.69%)
Oct 01, 2025 0.2958 0.2958 0.2958 0.2958 101 -0.01(-1.92%)
Sep 30, 2025 0.3480 0.3480 0.3016 0.3016 392 -0.05(-13.33%)
Sep 29, 2025 0.3480 0.3480 0.3480 0.3480 181 -0.00(-0.57%)
Sep 26, 2025 0.3268 0.3500 0.3267 0.3500 8,025 +0.05(+16.67%)
Sep 25, 2025 0.3000 0.3000 0.3000 0.3000 251 +0.00(+0.87%)
Sep 24, 2025 0.2663 0.3268 0.2663 0.2974 2,417 +0.01(+2.55%)
Sep 23, 2025 0.2963 0.2963 0.2885 0.2900 8,900 +0.00(+1.05%)
Sep 22, 2025 0.2870 0.2870 0.2663 0.2870 1,977 -0.01(-3.37%)
Sep 18, 2025 0.2970 53 +0.03(+10.00%)
Sep 16, 2025 0.2700 70 -0.01(-1.82%)
Sep 15, 2025 0.2750 0.2750 0.2750 0.2750 1,000 -0.02(-5.98%)
Sep 12, 2025 0.2900 0.2925 0.2668 0.2925 3,426 -0.01(-2.50%)
Sep 11, 2025 0.3000 0.3000 0.2900 0.3000 3,841 +0.00(+0.00%)
Sep 10, 2025 0.2600 0.3000 0.2600 0.3000 3,500 +0.04(+15.38%)
Sep 09, 2025 0.2500 0.2720 0.2500 0.2600 40,010 -0.04(-13.33%)
Sep 05, 2025 0.3000 137 +0.01(+3.45%)
Sep 04, 2025 0.2800 0.2900 0.2800 0.2900 356 +0.01(+3.57%)
Sep 03, 2025 0.2800 0.2800 0.2800 0.2800 100 +0.00(+0.00%)
Sep 02, 2025 0.2800 0.2800 0.2800 0.2800 600 -0.06(-17.65%)
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%)
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