Ciena Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2011-04-21 | 27.150 | 28.150 | 26.950 | 27.520 | 27.520 | 7,252,100 |
| 2011-04-20 | 26.400 | 26.890 | 26.110 | 26.800 | 26.800 | 4,696,600 |
| 2011-04-19 | 25.890 | 25.980 | 25.040 | 25.900 | 25.900 | 3,772,300 |
| 2011-04-18 | 25.940 | 26.310 | 25.630 | 25.780 | 25.780 | 3,908,400 |
| 2011-04-15 | 26.700 | 26.900 | 26.230 | 26.410 | 26.410 | 3,146,500 |
| 2011-04-14 | 26.070 | 26.770 | 26.000 | 26.700 | 26.700 | 4,437,500 |
| 2011-04-13 | 25.990 | 26.900 | 25.840 | 26.540 | 26.540 | 7,908,700 |
| 2011-04-12 | 25.000 | 25.470 | 24.580 | 25.400 | 25.400 | 4,513,100 |
| 2011-04-11 | 26.090 | 26.210 | 24.980 | 25.310 | 25.310 | 5,900,600 |
| 2011-04-08 | 26.380 | 26.590 | 25.700 | 26.140 | 26.140 | 2,895,900 |
| 2011-04-07 | 26.600 | 26.740 | 26.080 | 26.240 | 26.240 | 3,161,100 |
| 2011-04-06 | 26.580 | 27.100 | 26.090 | 26.650 | 26.650 | 6,876,300 |
| 2011-04-05 | 25.750 | 27.410 | 25.660 | 26.550 | 26.550 | 10,378,000 |
| 2011-04-04 | 25.460 | 25.620 | 24.840 | 25.070 | 25.070 | 3,376,700 |
| 2011-04-01 | 25.560 | 25.750 | 25.000 | 25.350 | 25.350 | 6,201,000 |
| 2011-03-31 | 25.510 | 26.780 | 25.510 | 25.940 | 25.940 | 9,266,500 |
| 2011-03-30 | 24.830 | 25.990 | 24.430 | 25.580 | 25.580 | 9,065,400 |
| 2011-03-29 | 23.280 | 24.340 | 23.200 | 24.340 | 24.340 | 4,544,600 |
| 2011-03-28 | 24.080 | 24.190 | 23.350 | 23.400 | 23.400 | 4,818,400 |
| 2011-03-25 | 24.220 | 24.500 | 23.680 | 24.000 | 24.000 | 5,399,100 |
| 2011-03-24 | 23.200 | 24.380 | 23.150 | 24.250 | 24.250 | 8,263,500 |
| 2011-03-23 | 22.220 | 23.130 | 22.200 | 22.890 | 22.890 | 7,552,000 |
| 2011-03-22 | 23.430 | 23.700 | 22.230 | 22.320 | 22.320 | 14,837,800 |
| 2011-03-21 | 23.480 | 24.040 | 22.570 | 24.020 | 24.020 | 6,619,500 |
| 2011-03-18 | 25.040 | 25.170 | 22.970 | 23.100 | 23.100 | 11,687,000 |
| 2011-03-17 | 25.310 | 25.450 | 24.310 | 24.740 | 24.740 | 7,429,500 |
| 2011-03-16 | 24.690 | 25.740 | 24.690 | 25.070 | 25.070 | 7,991,000 |
| 2011-03-15 | 23.900 | 24.870 | 23.520 | 24.660 | 24.660 | 4,973,300 |
| 2011-03-14 | 24.800 | 25.400 | 24.570 | 24.660 | 24.660 | 3,896,400 |
| 2011-03-11 | 23.900 | 25.000 | 23.700 | 24.930 | 24.930 | 7,055,500 |
| 2011-03-10 | 24.010 | 24.580 | 23.610 | 23.630 | 23.630 | 7,251,600 |
| 2011-03-09 | 24.470 | 25.240 | 24.040 | 24.330 | 24.330 | 11,647,000 |
| 2011-03-08 | 26.390 | 26.390 | 25.320 | 25.680 | 25.680 | 8,859,200 |
| 2011-03-07 | 27.600 | 28.380 | 24.990 | 25.980 | 25.980 | 24,397,900 |
| 2011-03-04 | 28.780 | 29.240 | 28.120 | 28.810 | 28.810 | 7,156,700 |
| 2011-03-03 | 27.920 | 28.940 | 27.800 | 28.710 | 28.710 | 6,028,200 |
| 2011-03-02 | 26.430 | 28.800 | 26.390 | 27.440 | 27.440 | 9,032,300 |
| 2011-03-01 | 27.650 | 27.710 | 26.050 | 26.340 | 26.340 | 4,001,000 |
| 2011-02-28 | 27.800 | 28.080 | 27.190 | 27.570 | 27.570 | 3,111,800 |
| 2011-02-25 | 26.900 | 27.580 | 26.850 | 27.570 | 27.570 | 4,561,000 |
| 2011-02-24 | 26.200 | 26.700 | 25.750 | 26.560 | 26.560 | 4,677,800 |
| 2011-02-23 | 26.280 | 26.500 | 24.770 | 25.560 | 25.560 | 5,775,300 |
| 2011-02-22 | 27.230 | 27.490 | 25.960 | 26.150 | 26.150 | 5,596,300 |
| 2011-02-18 | 27.800 | 27.970 | 27.320 | 27.690 | 27.690 | 3,571,500 |
| 2011-02-17 | 27.580 | 27.860 | 27.470 | 27.740 | 27.740 | 3,349,600 |
| 2011-02-16 | 27.380 | 27.840 | 27.200 | 27.730 | 27.730 | 3,424,300 |
| 2011-02-15 | 27.920 | 27.970 | 27.000 | 27.250 | 27.250 | 6,678,800 |
| 2011-02-14 | 28.390 | 28.680 | 27.660 | 28.130 | 28.130 | 5,670,900 |
| 2011-02-11 | 27.200 | 28.100 | 27.120 | 27.840 | 27.840 | 6,757,400 |
| 2011-02-10 | 26.240 | 27.900 | 25.980 | 27.350 | 27.350 | 8,491,400 |
| 2011-02-09 | 27.130 | 27.690 | 26.330 | 26.640 | 26.640 | 7,430,500 |
| 2011-02-08 | 26.770 | 26.990 | 26.460 | 26.880 | 26.880 | 3,665,000 |
| 2011-02-07 | 26.870 | 27.230 | 26.440 | 26.720 | 26.720 | 8,510,300 |
| 2011-02-04 | 25.010 | 27.090 | 25.010 | 26.900 | 26.900 | 19,113,600 |
| 2011-02-03 | 23.310 | 23.640 | 22.840 | 23.550 | 23.550 | 3,988,200 |
| 2011-02-02 | 22.990 | 23.620 | 22.990 | 23.310 | 23.310 | 5,148,700 |
| 2011-02-01 | 22.220 | 23.110 | 22.170 | 23.050 | 23.050 | 9,081,300 |
| 2011-01-31 | 22.520 | 22.570 | 21.910 | 22.030 | 22.030 | 15,094,900 |
| 2011-01-28 | 23.960 | 24.480 | 23.110 | 23.500 | 23.500 | 6,688,500 |
| 2011-01-27 | 23.630 | 24.200 | 23.470 | 23.650 | 23.650 | 5,970,400 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2006-09-25 | 1:7 |
| 2000-09-19 | 2:1 |
Dividends
No dividends on record.
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.