Ciena Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2011-07-19 | 15.800 | 16.280 | 15.790 | 16.270 | 16.270 | 5,463,200 |
| 2011-07-18 | 16.130 | 16.230 | 15.220 | 15.610 | 15.610 | 6,128,800 |
| 2011-07-15 | 16.020 | 16.310 | 15.660 | 16.270 | 16.270 | 6,345,400 |
| 2011-07-14 | 16.610 | 16.770 | 15.530 | 15.940 | 15.940 | 9,187,500 |
| 2011-07-13 | 16.800 | 17.190 | 16.530 | 16.540 | 16.540 | 4,100,800 |
| 2011-07-12 | 16.970 | 17.240 | 16.650 | 16.700 | 16.700 | 3,677,400 |
| 2011-07-11 | 17.300 | 17.620 | 16.800 | 17.020 | 17.020 | 3,816,600 |
| 2011-07-08 | 17.650 | 17.710 | 17.360 | 17.510 | 17.510 | 3,810,200 |
| 2011-07-07 | 17.820 | 18.070 | 17.590 | 17.940 | 17.940 | 4,459,100 |
| 2011-07-06 | 17.850 | 17.950 | 17.410 | 17.530 | 17.530 | 5,561,000 |
| 2011-07-05 | 18.590 | 18.780 | 17.870 | 17.950 | 17.950 | 6,158,000 |
| 2011-07-01 | 18.460 | 18.680 | 18.160 | 18.650 | 18.650 | 3,112,300 |
| 2011-06-30 | 18.460 | 18.790 | 18.320 | 18.380 | 18.380 | 3,557,600 |
| 2011-06-29 | 18.180 | 18.660 | 17.960 | 18.370 | 18.370 | 4,681,700 |
| 2011-06-28 | 17.880 | 18.450 | 17.810 | 18.090 | 18.090 | 3,893,900 |
| 2011-06-27 | 17.810 | 18.190 | 17.700 | 17.820 | 17.820 | 4,258,600 |
| 2011-06-24 | 18.600 | 18.620 | 17.670 | 17.760 | 17.760 | 5,286,400 |
| 2011-06-23 | 17.720 | 18.620 | 17.570 | 18.560 | 18.560 | 6,513,000 |
| 2011-06-22 | 17.450 | 18.250 | 17.350 | 17.990 | 17.990 | 7,214,000 |
| 2011-06-21 | 16.720 | 17.610 | 16.700 | 17.590 | 17.590 | 6,932,300 |
| 2011-06-20 | 16.650 | 17.070 | 16.500 | 16.960 | 16.960 | 6,453,600 |
| 2011-06-17 | 17.550 | 17.550 | 16.680 | 16.730 | 16.730 | 6,548,500 |
| 2011-06-16 | 17.640 | 17.740 | 16.790 | 17.260 | 17.260 | 12,274,600 |
| 2011-06-15 | 18.690 | 18.870 | 17.990 | 18.110 | 18.110 | 7,383,600 |
| 2011-06-14 | 18.770 | 19.060 | 18.360 | 18.860 | 18.860 | 6,704,100 |
| 2011-06-13 | 19.050 | 19.440 | 18.350 | 18.510 | 18.510 | 6,888,500 |
| 2011-06-10 | 18.820 | 19.470 | 18.800 | 19.040 | 19.040 | 9,414,400 |
| 2011-06-09 | 20.400 | 20.400 | 19.000 | 19.000 | 19.000 | 19,655,800 |
| 2011-06-08 | 21.060 | 21.610 | 19.720 | 20.290 | 20.290 | 36,581,000 |
| 2011-06-07 | 24.290 | 24.610 | 23.900 | 24.210 | 24.210 | 5,399,500 |
| 2011-06-06 | 24.800 | 25.100 | 24.020 | 24.080 | 24.080 | 5,172,700 |
| 2011-06-03 | 25.210 | 25.550 | 24.780 | 24.830 | 24.830 | 5,531,800 |
| 2011-06-02 | 25.590 | 26.200 | 25.450 | 25.720 | 25.720 | 3,485,300 |
| 2011-06-01 | 26.570 | 27.270 | 25.370 | 25.480 | 25.480 | 6,890,000 |
| 2011-05-31 | 26.830 | 26.980 | 26.100 | 26.750 | 26.750 | 3,888,600 |
| 2011-05-27 | 26.020 | 26.630 | 26.020 | 26.520 | 26.520 | 2,563,100 |
| 2011-05-26 | 25.900 | 26.380 | 25.790 | 25.970 | 25.970 | 3,381,400 |
| 2011-05-25 | 25.170 | 26.200 | 25.020 | 26.020 | 26.020 | 3,602,200 |
| 2011-05-24 | 25.870 | 25.950 | 25.060 | 25.220 | 25.220 | 3,679,500 |
| 2011-05-23 | 25.770 | 26.250 | 25.550 | 25.740 | 25.740 | 3,400,000 |
| 2011-05-20 | 26.110 | 26.480 | 25.990 | 26.260 | 26.260 | 3,220,500 |
| 2011-05-19 | 25.960 | 26.360 | 25.640 | 26.200 | 26.200 | 4,891,000 |
| 2011-05-18 | 25.600 | 25.850 | 25.370 | 25.660 | 25.660 | 5,597,700 |
| 2011-05-17 | 25.950 | 25.950 | 24.950 | 25.550 | 25.550 | 6,184,000 |
| 2011-05-16 | 26.870 | 27.060 | 26.000 | 26.040 | 26.040 | 4,043,100 |
| 2011-05-13 | 27.350 | 27.740 | 26.770 | 27.000 | 27.000 | 2,690,900 |
| 2011-05-12 | 27.110 | 27.580 | 26.440 | 27.310 | 27.310 | 3,600,000 |
| 2011-05-11 | 27.890 | 28.140 | 27.140 | 27.360 | 27.360 | 3,600,000 |
| 2011-05-10 | 27.160 | 28.040 | 27.010 | 27.910 | 27.910 | 6,595,500 |
| 2011-05-09 | 27.080 | 27.160 | 26.690 | 26.920 | 26.920 | 2,788,700 |
| 2011-05-06 | 28.000 | 28.090 | 26.900 | 27.060 | 27.060 | 3,654,400 |
| 2011-05-05 | 27.260 | 28.330 | 27.180 | 27.480 | 27.480 | 5,500,000 |
| 2011-05-04 | 27.540 | 27.720 | 26.350 | 27.140 | 27.140 | 4,292,400 |
| 2011-05-03 | 27.440 | 27.730 | 27.020 | 27.620 | 27.620 | 3,000,000 |
| 2011-05-02 | 28.360 | 28.440 | 27.430 | 27.620 | 27.620 | 3,644,500 |
| 2011-04-29 | 27.670 | 28.780 | 27.470 | 28.240 | 28.240 | 4,312,600 |
| 2011-04-28 | 27.700 | 28.000 | 27.290 | 27.800 | 27.800 | 3,300,000 |
| 2011-04-27 | 27.740 | 27.910 | 27.530 | 27.800 | 27.800 | 3,751,400 |
| 2011-04-26 | 27.700 | 27.950 | 27.300 | 27.640 | 27.640 | 3,100,000 |
| 2011-04-25 | 27.560 | 27.940 | 27.120 | 27.460 | 27.460 | 3,317,600 |
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.