Ciena Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2017-09-27 | 21.710 | 22.350 | 21.650 | 22.140 | 22.140 | 3,470,900 |
| 2017-09-26 | 21.150 | 21.650 | 21.130 | 21.490 | 21.490 | 3,193,700 |
| 2017-09-25 | 21.400 | 21.490 | 20.860 | 21.110 | 21.110 | 3,411,800 |
| 2017-09-22 | 21.260 | 21.780 | 21.260 | 21.570 | 21.570 | 2,178,800 |
| 2017-09-21 | 21.200 | 21.650 | 21.010 | 21.380 | 21.380 | 3,360,800 |
| 2017-09-20 | 21.860 | 21.970 | 21.220 | 21.500 | 21.500 | 4,948,700 |
| 2017-09-19 | 22.410 | 22.430 | 22.010 | 22.080 | 22.080 | 2,169,300 |
| 2017-09-18 | 22.000 | 22.370 | 21.990 | 22.340 | 22.340 | 3,066,900 |
| 2017-09-15 | 21.600 | 21.980 | 21.570 | 21.960 | 21.960 | 3,330,200 |
| 2017-09-14 | 21.860 | 21.970 | 21.550 | 21.580 | 21.580 | 2,986,200 |
| 2017-09-13 | 21.980 | 22.200 | 21.760 | 21.960 | 21.960 | 4,538,600 |
| 2017-09-12 | 21.780 | 22.200 | 21.710 | 22.150 | 22.150 | 4,374,900 |
| 2017-09-11 | 21.940 | 22.100 | 21.600 | 21.640 | 21.640 | 2,827,100 |
| 2017-09-08 | 21.470 | 21.770 | 21.470 | 21.720 | 21.720 | 2,904,100 |
| 2017-09-07 | 21.780 | 21.920 | 21.420 | 21.650 | 21.650 | 3,338,200 |
| 2017-09-06 | 21.810 | 21.900 | 21.560 | 21.820 | 21.820 | 3,808,900 |
| 2017-09-05 | 21.890 | 22.000 | 21.540 | 21.700 | 21.700 | 5,335,200 |
| 2017-09-01 | 21.800 | 22.100 | 21.510 | 22.060 | 22.060 | 7,708,500 |
| 2017-08-31 | 22.160 | 22.670 | 21.350 | 21.610 | 21.610 | 27,227,100 |
| 2017-08-30 | 24.540 | 24.780 | 24.120 | 24.270 | 24.270 | 8,447,700 |
| 2017-08-29 | 23.500 | 23.920 | 23.310 | 23.870 | 23.870 | 2,263,900 |
| 2017-08-28 | 24.080 | 24.140 | 23.610 | 23.740 | 23.740 | 2,428,800 |
| 2017-08-25 | 23.820 | 24.030 | 23.610 | 23.870 | 23.870 | 1,718,600 |
| 2017-08-24 | 24.240 | 24.360 | 23.600 | 23.710 | 23.710 | 3,265,100 |
| 2017-08-23 | 23.310 | 24.020 | 23.120 | 23.950 | 23.950 | 4,355,800 |
| 2017-08-22 | 23.270 | 23.470 | 23.140 | 23.470 | 23.470 | 1,398,900 |
| 2017-08-21 | 23.350 | 23.490 | 23.100 | 23.140 | 23.140 | 1,879,100 |
| 2017-08-18 | 23.320 | 23.630 | 23.300 | 23.370 | 23.370 | 1,884,300 |
| 2017-08-17 | 23.930 | 24.250 | 23.500 | 23.510 | 23.510 | 2,312,800 |
| 2017-08-16 | 24.360 | 24.490 | 24.060 | 24.120 | 24.120 | 1,269,400 |
| 2017-08-15 | 24.650 | 24.650 | 24.300 | 24.320 | 24.320 | 1,413,600 |
| 2017-08-14 | 24.380 | 24.700 | 24.300 | 24.680 | 24.680 | 1,959,100 |
| 2017-08-11 | 23.960 | 24.280 | 23.900 | 24.170 | 24.170 | 2,548,100 |
| 2017-08-10 | 24.680 | 24.810 | 23.980 | 23.990 | 23.990 | 3,813,300 |
| 2017-08-09 | 25.230 | 25.450 | 24.870 | 24.940 | 24.940 | 3,183,800 |
| 2017-08-08 | 25.150 | 25.620 | 25.080 | 25.410 | 25.410 | 2,828,700 |
| 2017-08-07 | 24.870 | 25.220 | 24.840 | 25.180 | 25.180 | 1,533,100 |
| 2017-08-04 | 25.550 | 25.650 | 24.780 | 24.850 | 24.850 | 3,026,400 |
| 2017-08-03 | 25.900 | 26.060 | 25.520 | 25.640 | 25.640 | 1,916,700 |
| 2017-08-02 | 26.070 | 26.070 | 25.640 | 25.810 | 25.810 | 2,311,700 |
| 2017-08-01 | 25.960 | 26.320 | 25.640 | 25.990 | 25.990 | 1,857,000 |
| 2017-07-31 | 25.540 | 25.850 | 25.470 | 25.750 | 25.750 | 2,653,300 |
| 2017-07-28 | 25.420 | 25.750 | 25.170 | 25.430 | 25.430 | 1,806,300 |
| 2017-07-27 | 26.240 | 26.360 | 25.310 | 25.610 | 25.610 | 2,891,600 |
| 2017-07-26 | 26.830 | 26.920 | 26.000 | 26.060 | 26.060 | 2,268,100 |
| 2017-07-25 | 26.600 | 26.810 | 26.380 | 26.800 | 26.800 | 1,980,000 |
| 2017-07-24 | 26.100 | 26.520 | 26.000 | 26.510 | 26.510 | 1,811,400 |
| 2017-07-21 | 25.860 | 26.110 | 25.710 | 26.100 | 26.100 | 1,727,000 |
| 2017-07-20 | 25.750 | 25.870 | 25.280 | 25.840 | 25.840 | 1,972,700 |
| 2017-07-19 | 25.110 | 25.710 | 25.100 | 25.580 | 25.580 | 1,878,500 |
| 2017-07-18 | 25.110 | 25.210 | 24.780 | 24.970 | 24.970 | 2,790,800 |
| 2017-07-17 | 25.700 | 25.720 | 25.260 | 25.360 | 25.360 | 1,807,300 |
| 2017-07-14 | 25.690 | 26.000 | 25.450 | 25.670 | 25.670 | 2,015,000 |
| 2017-07-13 | 26.200 | 26.280 | 25.780 | 25.800 | 25.800 | 1,717,000 |
| 2017-07-12 | 26.100 | 26.260 | 25.860 | 25.980 | 25.980 | 1,920,800 |
| 2017-07-11 | 25.870 | 26.000 | 25.710 | 25.900 | 25.900 | 1,665,400 |
| 2017-07-10 | 25.730 | 26.040 | 25.620 | 25.870 | 25.870 | 2,458,900 |
| 2017-07-07 | 24.990 | 25.630 | 24.980 | 25.580 | 25.580 | 2,209,800 |
| 2017-07-06 | 24.870 | 25.290 | 24.650 | 24.940 | 24.940 | 1,979,600 |
| 2017-07-05 | 25.190 | 25.280 | 24.870 | 25.190 | 25.190 | 1,526,500 |
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.