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Cyanotech Corp (NQ: CYAN )

0.4400 UNCHANGED
Last Price Updated: 3:57 PM EST, Feb 16, 2024 Add to My Watchlist
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Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Sep 30, 2016 3.690 3.690 3.690 3.690 140 +0.00(+0.00%)
Sep 29, 2016 3.690 3.690 3.690 3.690 330 -0.01(-0.27%)
Sep 28, 2016 3.710 3.740 3.700 3.700 1,205 +0.08(+2.21%)
Sep 27, 2016 3.600 3.620 3.600 3.620 1,562 -0.05(-1.36%)
Sep 26, 2016 3.670 3.670 3.670 3.670 474 -0.22(-5.66%)
Sep 23, 2016 3.890 3.890 3.890 3.890 214 +0.23(+6.28%)
Sep 22, 2016 3.780 3.815 3.660 3.660 30,552 -0.13(-3.43%)
Sep 21, 2016 3.890 3.890 3.770 3.790 2,002 +0.02(+0.53%)
Sep 20, 2016 3.835 3.835 3.752 3.770 969 -0.13(-3.33%)
Sep 19, 2016 4.010 4.050 3.670 3.900 5,096 -0.10(-2.50%)
Sep 16, 2016 3.450 4.000 3.420 4.000 4,550 +0.56(+16.28%)
Sep 15, 2016 3.440 3.549 3.440 3.440 1,175 -0.02(-0.58%)
Sep 14, 2016 3.450 3.640 3.450 3.460 612 +0.03(+0.87%)
Sep 13, 2016 3.450 3.750 3.430 3.430 3,961 -0.07(-2.00%)
Sep 12, 2016 3.530 3.530 3.500 3.500 1,019 +0.02(+0.57%)
Sep 09, 2016 3.480 3.481 3.480 3.480 584 +0.01(+0.29%)
Sep 08, 2016 3.570 3.570 3.430 3.470 6,687 -0.15(-4.14%)
Sep 07, 2016 3.820 3.820 3.620 3.620 2,751 +0.06(+1.69%)
Sep 06, 2016 3.620 3.680 3.560 3.560 1,624 -0.15(-4.04%)
Sep 02, 2016 3.610 3.710 3.710 3.710 6,000 +0.09(+2.49%)
Sep 01, 2016 3.882 4.005 3.570 3.620 13,283 -0.31(-7.90%)
Aug 31, 2016 3.931 3.931 3.931 3.931 509 +0.10(+2.63%)
Aug 30, 2016 3.990 3.990 3.820 3.830 3,162 -0.11(-2.79%)
Aug 29, 2016 3.978 4.000 3.880 3.940 2,053 +0.01(+0.25%)
Aug 26, 2016 4.010 4.094 3.930 3.930 2,503 -0.15(-3.59%)
Aug 24, 2016 3.970 4.076 4.076 4.076 113 +0.13(+3.20%)
Aug 23, 2016 3.930 3.966 3.930 3.950 3,189 -0.00(-0.12%)
Aug 22, 2016 4.010 4.010 3.930 3.955 677 -0.01(-0.13%)
Aug 19, 2016 3.830 3.970 3.830 3.960 5,609 +0.18(+4.76%)
Aug 18, 2016 3.790 3.900 3.750 3.780 6,746 +0.03(+0.80%)
Aug 17, 2016 3.920 3.990 3.320 3.750 27,394 -0.23(-5.78%)
Aug 16, 2016 4.150 4.160 3.750 3.980 9,734 -0.22(-5.24%)
Aug 15, 2016 4.210 4.400 4.150 4.200 3,752 -0.10(-2.36%)
Aug 12, 2016 4.325 4.350 4.302 4.302 2,662 +0.02(+0.51%)
Aug 11, 2016 4.250 4.300 4.250 4.280 825 -0.08(-1.83%)
Aug 10, 2016 4.410 4.410 4.360 4.360 346 +0.00(+0.00%)
Aug 09, 2016 4.330 4.411 4.330 4.360 751 +0.11(+2.59%)
Aug 08, 2016 4.510 4.510 4.250 4.250 4,584 -0.18(-4.06%)
Aug 05, 2016 4.500 4.590 4.400 4.430 6,849 -0.05(-1.12%)
Aug 04, 2016 4.480 4.480 4.480 4.480 302 +0.13(+2.99%)
Aug 03, 2016 4.635 4.635 4.350 4.350 4,408 -0.40(-8.42%)
Aug 02, 2016 4.750 4.750 4.750 4.750 411 +0.15(+3.26%)
Aug 01, 2016 4.809 4.809 4.600 4.600 7,915 -0.20(-4.17%)
Jul 29, 2016 4.788 4.845 4.750 4.800 5,624 +0.07(+1.48%)
Jul 26, 2016 4.730 4.730 4.730 4.730 111 +0.00(+0.10%)
Jul 25, 2016 4.720 4.725 4.720 4.725 1,247 +0.01(+0.11%)
Jul 22, 2016 4.792 4.792 4.720 4.720 1,660 -0.18(-3.77%)
Jul 21, 2016 5.040 5.040 4.905 4.905 1,569 -0.04(-0.91%)
Jul 20, 2016 4.681 4.950 4.681 4.950 455 +0.12(+2.48%)
Jul 19, 2016 5.000 5.010 4.660 4.830 7,310 -0.17(-3.40%)
Jul 18, 2016 5.000 5.000 5.000 5.000 115 +0.00(+0.00%)
Jul 15, 2016 5.130 5.130 5.000 5.000 201 -0.13(-2.53%)
Jul 14, 2016 5.090 5.200 5.090 5.130 603 +0.01(+0.20%)
Jul 13, 2016 5.160 5.160 5.120 5.120 5,422 -0.03(-0.58%)
Jul 12, 2016 5.050 5.175 5.050 5.150 10,295 -0.06(-1.15%)
Jul 11, 2016 5.210 5.210 5.210 5.210 588 +0.00(+0.00%)
Jul 08, 2016 5.189 5.260 5.189 5.210 501 +0.05(+0.97%)
Jul 07, 2016 5.150 5.160 5.150 5.160 757 -0.17(-3.19%)
Jul 05, 2016 5.330 5.330 5.330 5.330 707 +0.19(+3.70%)
Jun 30, 2016 5.330 5.140 5.140 5.140 400 +0.02(+0.39%)
Jun 29, 2016 5.290 5.300 5.100 5.120 11,703 -0.11(-2.10%)
Jun 28, 2016 5.247 5.290 5.087 5.230 12,186 +0.08(+1.55%)
Jun 27, 2016 5.000 5.200 4.958 5.150 16,436 +0.15(+3.00%)
Jun 24, 2016 5.050 5.140 4.900 5.000 2,870 +0.07(+1.42%)
Jun 23, 2016 4.930 5.170 4.910 4.930 3,183 +0.03(+0.61%)
Jun 22, 2016 5.180 5.200 4.900 4.900 6,055 -0.15(-2.97%)
Jun 21, 2016 4.950 5.090 4.950 5.050 3,833 +0.15(+3.06%)
Jun 20, 2016 5.280 5.290 4.890 4.900 10,475 -0.39(-7.37%)
Jun 17, 2016 5.203 5.290 5.203 5.290 3,190 +0.04(+0.76%)
Jun 16, 2016 5.121 5.280 5.070 5.250 4,606 +0.16(+3.13%)
Jun 15, 2016 5.120 5.150 5.050 5.091 7,751 -0.03(-0.57%)
Jun 14, 2016 5.250 5.250 5.120 5.120 1,279 -0.15(-2.85%)
Jun 13, 2016 5.210 5.295 5.210 5.270 2,709 -0.08(-1.50%)
Jun 10, 2016 5.370 5.380 5.290 5.350 1,328 +0.04(+0.78%)
Jun 09, 2016 5.360 5.360 5.130 5.309 8,294 -0.08(-1.51%)
Jun 08, 2016 5.420 5.420 5.210 5.390 350 +0.08(+1.51%)
Jun 07, 2016 5.410 5.420 5.170 5.310 7,842 -0.11(-2.03%)
Jun 06, 2016 5.180 5.560 5.150 5.420 3,869 +0.23(+4.43%)
Jun 03, 2016 5.110 5.270 4.950 5.190 10,978 +0.12(+2.37%)
Jun 02, 2016 5.470 5.470 5.070 5.070 478 +0.02(+0.40%)
Jun 01, 2016 5.000 5.300 4.950 5.050 19,355 +0.10(+2.02%)
May 31, 2016 5.290 5.290 4.950 4.950 4,101 -0.08(-1.59%)
May 27, 2016 4.900 5.030 5.030 5.030 1,800 +0.07(+1.41%)
May 26, 2016 5.230 5.270 4.950 4.960 3,091 -0.03(-0.52%)
May 25, 2016 5.040 5.040 4.950 4.986 1,122 -0.07(-1.46%)
May 24, 2016 5.000 5.060 5.000 5.060 6,823 +0.11(+2.22%)
May 23, 2016 5.200 5.200 4.950 4.950 1,000 -0.10(-1.98%)
May 20, 2016 5.321 5.325 5.030 5.050 4,189 -0.36(-6.65%)
May 18, 2016 5.310 5.410 5.410 5.410 7,200 -0.04(-0.74%)
May 17, 2016 5.312 5.500 5.312 5.450 10,619 +0.24(+4.60%)
May 16, 2016 5.620 5.650 5.210 5.210 1,287 -0.44(-7.79%)
May 12, 2016 5.660 5.650 5.650 5.650 25 +0.19(+3.48%)
May 11, 2016 5.510 5.660 5.404 5.460 3,444 +0.05(+0.92%)
May 10, 2016 5.290 5.750 5.280 5.410 7,938 -0.09(-1.64%)
May 09, 2016 5.010 5.670 5.010 5.500 13,097 +0.50(+10.00%)
May 06, 2016 4.990 5.000 4.990 5.000 3,013 +0.10(+1.96%)
May 05, 2016 4.900 4.904 4.900 4.904 440 +0.00(+0.08%)
May 04, 2016 4.900 4.964 4.900 4.900 8,605 -0.02(-0.41%)
May 03, 2016 4.910 4.980 4.900 4.920 2,231 +0.01(+0.20%)
May 02, 2016 4.989 5.000 4.910 4.910 371 +0.02(+0.41%)
Apr 29, 2016 4.857 4.899 4.850 4.890 746 -0.01(-0.23%)
Apr 27, 2016 4.850 4.901 4.901 4.901 2,500 -0.08(-1.52%)
Apr 26, 2016 5.000 5.000 4.860 4.977 506 +0.07(+1.45%)
Apr 25, 2016 5.000 5.000 4.860 4.906 2,300 -0.04(-0.89%)
Apr 22, 2016 4.850 4.950 4.770 4.950 3,349 +0.02(+0.40%)
Apr 20, 2016 4.980 4.930 4.930 4.930 22 +0.10(+2.07%)
Apr 19, 2016 4.790 4.830 4.790 4.830 251 +0.07(+1.47%)
Apr 18, 2016 4.830 4.890 4.760 4.760 1,024 -0.11(-2.26%)
Apr 15, 2016 4.880 5.000 4.870 4.870 1,464 -0.13(-2.60%)
Apr 14, 2016 5.000 5.000 4.880 5.000 2,805 -0.02(-0.36%)
Apr 12, 2016 5.020 5.018 5.018 5.018 130 -0.00(-0.04%)
Apr 11, 2016 5.100 5.100 5.000 5.020 5,039 -0.06(-1.18%)
Apr 08, 2016 4.925 5.080 4.925 5.080 930 +0.21(+4.31%)
Apr 07, 2016 4.911 4.920 4.870 4.870 2,476 -0.10(-2.01%)
Apr 06, 2016 5.150 5.150 4.970 4.970 1,755 -0.28(-5.33%)
Apr 05, 2016 5.190 5.250 5.190 5.250 2,935 +0.05(+0.96%)
Apr 04, 2016 5.090 5.240 5.090 5.200 5,585 +0.04(+0.78%)
Apr 01, 2016 5.030 5.200 5.030 5.160 6,849 +0.18(+3.61%)
Mar 31, 2016 4.980 5.111 4.980 4.980 3,225 -0.21(-4.05%)
Mar 30, 2016 5.200 5.200 5.020 5.190 828 +0.14(+2.77%)
Mar 29, 2016 4.980 5.150 4.980 5.050 3,464 -0.12(-2.37%)
Mar 28, 2016 5.190 5.190 5.173 5.173 981 +0.05(+1.03%)
Mar 24, 2016 5.090 5.120 5.120 5.120 4,100 +0.06(+1.19%)
Mar 23, 2016 5.030 5.080 4.980 5.060 18,747 +0.07(+1.40%)
Mar 22, 2016 4.990 5.030 4.900 4.990 5,963 -0.07(-1.38%)
Mar 21, 2016 5.060 5.060 5.010 5.060 19,410 -0.00(-0.00%)
Mar 18, 2016 5.120 5.120 4.970 5.060 12,604 +0.14(+2.85%)
Mar 17, 2016 4.920 4.930 4.760 4.920 2,613 -0.04(-0.81%)
Mar 16, 2016 4.900 5.050 4.660 4.960 31,379 +0.06(+1.22%)
Mar 15, 2016 4.900 4.900 4.900 4.900 364 -0.02(-0.41%)
Mar 14, 2016 4.890 4.950 4.890 4.920 1,584 -0.04(-0.81%)
Mar 11, 2016 5.370 5.370 4.960 4.960 1,533 +0.22(+4.64%)
Mar 10, 2016 4.990 4.990 4.700 4.740 3,100 -0.13(-2.67%)
Mar 09, 2016 4.860 4.870 4.860 4.870 1,153 -0.11(-2.21%)
Mar 08, 2016 4.680 4.980 4.680 4.980 409 +0.36(+7.79%)
Mar 07, 2016 4.584 4.620 4.584 4.620 683 +0.02(+0.43%)
Mar 04, 2016 4.500 4.780 4.430 4.600 13,646 +0.15(+3.37%)
Mar 03, 2016 4.500 4.580 4.310 4.450 9,037 +0.17(+3.97%)
Mar 02, 2016 4.240 4.520 4.240 4.280 3,325 +0.07(+1.66%)
Mar 01, 2016 4.210 4.210 4.210 4.210 116 -0.25(-5.60%)
Feb 29, 2016 4.242 4.460 4.242 4.460 1,122 +0.04(+0.90%)
Feb 26, 2016 4.160 4.470 4.160 4.420 1,410 +0.24(+5.74%)
Feb 25, 2016 4.340 4.410 4.180 4.180 1,042 -0.18(-4.13%)
Feb 24, 2016 4.280 4.360 4.280 4.360 318 +0.28(+6.86%)
Feb 23, 2016 4.450 4.450 4.080 4.080 441 -0.06(-1.45%)
Feb 22, 2016 4.350 4.350 4.027 4.140 2,085 +0.00(+0.00%)
Feb 19, 2016 4.140 4.140 4.140 4.140 249 +0.04(+0.97%)
Feb 18, 2016 4.280 4.280 4.000 4.100 11,496 -0.40(-8.89%)
Feb 17, 2016 4.610 4.645 4.060 4.500 18,963 +0.34(+8.17%)
Feb 16, 2016 4.250 4.490 4.153 4.160 6,133 +0.04(+0.97%)
Feb 12, 2016 3.790 4.120 4.120 4.120 21,200 +0.23(+5.94%)
Feb 11, 2016 4.680 4.700 3.601 3.889 175,656 -1.04(-21.10%)
Feb 10, 2016 4.731 4.938 4.731 4.929 1,413 +0.19(+3.99%)
Feb 09, 2016 4.800 4.800 4.710 4.740 1,900 -0.06(-1.25%)
Feb 08, 2016 4.940 4.950 4.750 4.800 15,700 -0.20(-4.00%)
Feb 05, 2016 5.110 5.110 5.000 5.000 3,858 -0.11(-2.15%)
Feb 04, 2016 5.020 5.110 5.020 5.110 303 -0.00(-0.03%)
Feb 03, 2016 5.062 5.112 5.024 5.112 3,987 -0.07(-1.32%)
Feb 02, 2016 5.010 5.180 5.010 5.180 3,451 +0.04(+0.78%)
Feb 01, 2016 4.990 5.190 4.990 5.140 1,074 +0.13(+2.59%)
Jan 29, 2016 5.150 5.150 5.010 5.010 2,142 -0.11(-2.15%)
Jan 28, 2016 5.270 5.617 5.100 5.120 5,710 -0.06(-1.16%)
Jan 27, 2016 5.070 5.210 5.070 5.180 1,967 -0.07(-1.33%)
Jan 26, 2016 5.580 5.804 5.200 5.250 11,076 -0.11(-2.05%)
Jan 25, 2016 5.650 5.650 5.100 5.360 2,559 -0.05(-0.85%)
Jan 22, 2016 5.000 5.515 4.945 5.406 4,888 +0.41(+8.29%)
Jan 21, 2016 5.000 5.000 4.920 4.992 2,829 -0.07(-1.34%)
Jan 20, 2016 5.080 5.080 4.810 5.060 7,934 +0.10(+2.02%)
Jan 19, 2016 5.050 5.050 4.750 4.960 5,656 -0.04(-0.80%)
Jan 15, 2016 5.050 5.000 5.000 5.000 3,300 -0.16(-3.10%)
Jan 14, 2016 5.146 5.249 5.090 5.160 13,178 +0.11(+2.18%)
Jan 13, 2016 5.090 5.320 5.050 5.050 4,356 -0.21(-3.99%)
Jan 12, 2016 5.320 5.400 5.030 5.260 1,528 +0.00(+0.00%)
Jan 11, 2016 5.260 5.260 5.260 5.260 326 +0.17(+3.42%)
Jan 08, 2016 5.170 5.170 5.086 5.086 7,299 -0.01(-0.28%)
Jan 07, 2016 5.010 5.140 5.010 5.100 21,013 +0.04(+0.79%)
Jan 06, 2016 5.050 5.080 5.050 5.060 30,664 +0.00(+0.00%)
Jan 05, 2016 5.090 5.150 5.060 5.060 18,758 -0.05(-0.98%)
Jan 04, 2016 5.210 5.260 5.100 5.110 3,649 -0.14(-2.67%)
Dec 31, 2015 5.460 5.250 5.250 5.250 8,500 -0.07(-1.33%)
Dec 30, 2015 5.710 5.710 5.070 5.321 2,621 +0.17(+3.32%)
Dec 29, 2015 5.165 5.240 5.135 5.150 5,451 -0.05(-0.96%)
Dec 28, 2015 5.110 5.290 5.110 5.200 2,631 +0.09(+1.76%)
Dec 24, 2015 5.110 5.110 5.110 5.110 600 -0.14(-2.67%)
Dec 22, 2015 5.290 5.250 5.250 5.250 20 +0.06(+1.16%)
Dec 21, 2015 5.100 5.210 5.100 5.190 3,106 +0.09(+1.76%)
Dec 18, 2015 5.139 5.139 5.093 5.100 2,310 -0.08(-1.54%)
Dec 17, 2015 5.190 5.600 5.180 5.180 7,865 -0.01(-0.27%)
Dec 16, 2015 5.194 5.194 5.194 5.194 398 -0.29(-5.22%)
Dec 15, 2015 5.280 5.800 5.250 5.480 1,109 +0.35(+6.82%)
Dec 14, 2015 5.162 5.162 5.130 5.130 491 +0.03(+0.59%)
Dec 11, 2015 5.130 5.460 5.100 5.100 4,462 -0.17(-3.23%)
Dec 10, 2015 5.300 5.300 5.240 5.270 22,590 -0.08(-1.50%)
Dec 09, 2015 5.330 5.350 5.269 5.350 3,205 +0.00(+0.00%)
Dec 08, 2015 5.261 5.350 5.250 5.350 1,072 +0.05(+0.94%)
Dec 07, 2015 5.440 5.440 5.200 5.300 18,205 -0.16(-2.93%)
Dec 04, 2015 5.520 5.520 5.420 5.460 5,885 -0.03(-0.55%)
Dec 03, 2015 5.650 5.671 5.400 5.490 11,165 -0.17(-3.00%)
Dec 02, 2015 5.700 5.700 5.650 5.660 10,635 -0.07(-1.17%)
Dec 01, 2015 5.700 5.786 5.700 5.727 2,510 -0.10(-1.77%)
Nov 30, 2015 5.810 5.850 5.810 5.830 1,512 +0.17(+3.00%)
Nov 27, 2015 5.660 5.660 5.660 5.660 1,050 -0.17(-2.91%)
Nov 25, 2015 5.880 5.830 5.830 5.830 4,500 +0.23(+4.11%)
Nov 24, 2015 5.540 5.600 5.530 5.600 2,126 +0.08(+1.45%)
Nov 23, 2015 5.520 5.720 5.500 5.520 23,429 -0.03(-0.54%)
Nov 20, 2015 5.700 5.900 5.530 5.550 4,756 +0.01(+0.18%)
Nov 19, 2015 5.600 5.600 5.510 5.540 2,771 -0.04(-0.72%)
Nov 18, 2015 5.640 5.910 5.540 5.580 1,600 -0.07(-1.24%)
Nov 17, 2015 5.600 5.650 5.600 5.650 1,281 +0.11(+1.99%)
Nov 16, 2015 5.750 5.750 5.501 5.540 905 -0.07(-1.25%)
Nov 13, 2015 5.520 5.610 5.500 5.610 3,214 +0.01(+0.18%)
Nov 12, 2015 5.510 5.687 5.510 5.600 6,722 -0.00(-0.00%)
Nov 11, 2015 5.600 5.600 5.600 5.600 223 -0.14(-2.44%)
Nov 10, 2015 5.890 5.900 5.740 5.740 1,511 -0.16(-2.71%)
Nov 06, 2015 5.950 5.900 5.900 5.900 65 +0.05(+0.85%)
Nov 05, 2015 5.850 5.850 5.850 5.850 125 -0.10(-1.68%)
Nov 04, 2015 5.940 5.950 5.940 5.950 1,016 -0.05(-0.83%)
Nov 03, 2015 5.690 6.000 5.690 6.000 5,335 +0.28(+4.90%)
Nov 02, 2015 5.950 5.950 5.670 5.720 1,454 -0.24(-4.03%)
Oct 30, 2015 5.910 5.960 5.910 5.960 983 +0.01(+0.17%)
Oct 28, 2015 5.950 5.950 5.950 5.950 13 +0.35(+6.25%)
Oct 27, 2015 5.899 5.899 5.600 5.600 1,282 -0.00(-0.00%)
Oct 26, 2015 5.600 5.600 5.600 5.600 813 -0.15(-2.61%)
Oct 23, 2015 5.620 5.919 5.593 5.750 2,077 -0.05(-0.86%)
Oct 22, 2015 5.790 6.087 5.790 5.800 2,874 +0.04(+0.69%)
Oct 21, 2015 5.700 5.790 5.700 5.760 819 +0.08(+1.41%)
Oct 20, 2015 5.650 5.770 5.650 5.680 3,437 -0.32(-5.41%)
Oct 19, 2015 6.000 6.005 5.605 6.005 1,979 -0.08(-1.24%)
Oct 16, 2015 6.000 6.140 5.660 6.080 6,962 +0.17(+2.88%)
Oct 15, 2015 5.907 5.950 5.820 5.910 2,900 +0.05(+0.85%)
Oct 13, 2015 5.890 5.860 5.860 5.860 58 +0.26(+4.64%)
Oct 12, 2015 5.770 5.770 5.560 5.600 1,829 -0.16(-2.78%)
Oct 09, 2015 5.767 5.767 5.760 5.760 2,004 -0.04(-0.69%)
Oct 08, 2015 5.800 5.800 5.800 5.800 547 +0.02(+0.35%)
Oct 07, 2015 5.770 5.960 5.770 5.780 7,759 -0.06(-1.03%)
Oct 05, 2015 6.020 5.840 5.840 5.840 71 +0.16(+2.82%)
Oct 02, 2015 5.910 5.910 5.680 5.680 2,795 -0.12(-2.07%)
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