Ciena Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2010-10-29 | 13.420 | 13.890 | 13.320 | 13.810 | 13.810 | 7,294,500 |
| 2010-10-28 | 13.740 | 13.800 | 12.960 | 13.320 | 13.320 | 10,660,200 |
| 2010-10-27 | 13.880 | 13.980 | 13.550 | 13.750 | 13.750 | 4,529,600 |
| 2010-10-26 | 13.990 | 14.170 | 13.910 | 13.940 | 13.940 | 4,466,600 |
| 2010-10-25 | 13.900 | 14.350 | 13.810 | 14.150 | 14.150 | 7,605,500 |
| 2010-10-22 | 13.560 | 13.810 | 13.480 | 13.800 | 13.800 | 4,088,100 |
| 2010-10-21 | 13.930 | 13.970 | 13.380 | 13.520 | 13.520 | 8,428,400 |
| 2010-10-20 | 13.750 | 14.110 | 13.700 | 13.880 | 13.880 | 7,256,000 |
| 2010-10-19 | 14.130 | 14.140 | 13.310 | 13.550 | 13.550 | 19,962,500 |
| 2010-10-18 | 14.390 | 14.620 | 14.360 | 14.540 | 14.540 | 5,839,100 |
| 2010-10-15 | 14.720 | 14.850 | 14.170 | 14.500 | 14.500 | 12,451,300 |
| 2010-10-14 | 15.070 | 15.170 | 14.700 | 14.900 | 14.900 | 6,719,400 |
| 2010-10-13 | 15.270 | 15.410 | 15.050 | 15.140 | 15.140 | 12,737,600 |
| 2010-10-12 | 15.220 | 15.250 | 14.880 | 15.220 | 15.220 | 14,478,800 |
| 2010-10-11 | 15.410 | 15.790 | 15.360 | 15.540 | 15.540 | 2,361,000 |
| 2010-10-08 | 15.580 | 15.580 | 15.180 | 15.440 | 15.440 | 3,337,000 |
| 2010-10-07 | 15.520 | 15.650 | 15.280 | 15.590 | 15.590 | 3,003,400 |
| 2010-10-06 | 15.430 | 15.600 | 15.370 | 15.450 | 15.450 | 4,262,700 |
| 2010-10-05 | 15.530 | 15.590 | 15.330 | 15.440 | 15.440 | 4,271,700 |
| 2010-10-04 | 15.390 | 15.720 | 15.140 | 15.360 | 15.360 | 3,072,100 |
| 2010-10-01 | 15.720 | 16.000 | 15.350 | 15.450 | 15.450 | 3,363,400 |
| 2010-09-30 | 15.850 | 16.040 | 15.510 | 15.570 | 15.570 | 3,745,200 |
| 2010-09-29 | 15.640 | 15.890 | 15.400 | 15.690 | 15.690 | 4,609,000 |
| 2010-09-28 | 15.700 | 15.780 | 15.300 | 15.650 | 15.650 | 2,477,200 |
| 2010-09-27 | 15.590 | 15.900 | 15.330 | 15.660 | 15.660 | 4,160,100 |
| 2010-09-24 | 15.350 | 15.850 | 15.330 | 15.600 | 15.600 | 3,777,900 |
| 2010-09-23 | 14.850 | 15.480 | 14.780 | 15.220 | 15.220 | 5,102,800 |
| 2010-09-22 | 15.160 | 15.390 | 15.000 | 15.050 | 15.050 | 3,211,700 |
| 2010-09-21 | 15.080 | 15.460 | 15.050 | 15.230 | 15.230 | 5,179,700 |
| 2010-09-20 | 15.200 | 15.470 | 15.110 | 15.370 | 15.370 | 3,109,300 |
| 2010-09-17 | 15.100 | 15.250 | 14.840 | 15.140 | 15.140 | 3,968,000 |
| 2010-09-16 | 14.870 | 15.110 | 14.830 | 15.050 | 15.050 | 3,585,500 |
| 2010-09-15 | 14.840 | 15.100 | 14.680 | 14.880 | 14.880 | 4,063,700 |
| 2010-09-14 | 14.650 | 15.300 | 14.610 | 14.930 | 14.930 | 6,109,200 |
| 2010-09-13 | 14.380 | 14.970 | 14.330 | 14.740 | 14.740 | 6,351,700 |
| 2010-09-10 | 13.920 | 14.430 | 13.780 | 14.180 | 14.180 | 5,736,900 |
| 2010-09-09 | 14.250 | 14.390 | 13.770 | 13.920 | 13.920 | 5,978,600 |
| 2010-09-08 | 13.340 | 14.340 | 13.340 | 14.120 | 14.120 | 12,538,200 |
| 2010-09-07 | 13.450 | 13.680 | 13.110 | 13.430 | 13.430 | 9,330,200 |
| 2010-09-03 | 13.100 | 13.350 | 12.960 | 13.290 | 13.290 | 4,790,700 |
| 2010-09-02 | 12.830 | 12.930 | 12.520 | 12.800 | 12.800 | 5,824,300 |
| 2010-09-01 | 12.680 | 12.970 | 12.650 | 12.810 | 12.810 | 2,568,900 |
| 2010-08-31 | 12.840 | 12.890 | 12.370 | 12.490 | 12.490 | 3,801,000 |
| 2010-08-30 | 12.900 | 13.120 | 12.780 | 12.790 | 12.790 | 2,804,800 |
| 2010-08-27 | 12.900 | 13.120 | 12.530 | 13.030 | 13.030 | 3,260,100 |
| 2010-08-26 | 12.660 | 13.030 | 12.610 | 12.740 | 12.740 | 5,474,800 |
| 2010-08-25 | 12.050 | 12.610 | 11.880 | 12.520 | 12.520 | 4,435,600 |
| 2010-08-24 | 12.140 | 12.420 | 11.960 | 12.220 | 12.220 | 2,972,000 |
| 2010-08-23 | 12.650 | 12.700 | 12.250 | 12.280 | 12.280 | 2,520,900 |
| 2010-08-20 | 12.290 | 12.610 | 12.170 | 12.580 | 12.580 | 2,255,000 |
| 2010-08-19 | 12.490 | 12.600 | 12.230 | 12.360 | 12.360 | 2,909,800 |
| 2010-08-18 | 12.600 | 12.820 | 12.500 | 12.550 | 12.550 | 3,066,800 |
| 2010-08-17 | 12.110 | 12.790 | 12.020 | 12.620 | 12.620 | 4,897,400 |
| 2010-08-16 | 12.090 | 12.300 | 11.860 | 12.020 | 12.020 | 4,638,400 |
| 2010-08-13 | 12.450 | 12.640 | 12.120 | 12.190 | 12.190 | 3,884,100 |
| 2010-08-12 | 12.430 | 12.500 | 12.000 | 12.390 | 12.390 | 6,918,900 |
| 2010-08-11 | 13.180 | 13.200 | 12.680 | 12.960 | 12.960 | 3,738,600 |
| 2010-08-10 | 13.510 | 13.560 | 13.190 | 13.460 | 13.460 | 2,895,100 |
| 2010-08-09 | 13.510 | 13.780 | 13.500 | 13.720 | 13.720 | 3,221,200 |
| 2010-08-06 | 13.110 | 13.450 | 13.040 | 13.430 | 13.430 | 2,517,600 |
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.