Ciena Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-31 | 189.59 | 193.03 | 185.27 | 189.92 | 189.92 | 2,146,200 |
| 2025-10-30 | 188.17 | 193.74 | 186.13 | 188.96 | 188.96 | 1,940,800 |
| 2025-10-29 | 184.70 | 193.12 | 184.50 | 189.27 | 189.27 | 2,589,100 |
| 2025-10-28 | 182.26 | 184.98 | 173.80 | 183.04 | 183.04 | 2,597,000 |
| 2025-10-27 | 182.63 | 186.32 | 180.92 | 182.54 | 182.54 | 1,909,200 |
| 2025-10-24 | 175.83 | 181.05 | 175.59 | 179.05 | 179.05 | 1,851,300 |
| 2025-10-23 | 164.48 | 173.84 | 164.13 | 172.58 | 172.58 | 2,242,000 |
| 2025-10-22 | 170.44 | 173.47 | 159.56 | 164.48 | 164.48 | 3,091,100 |
| 2025-10-21 | 172.81 | 174.08 | 169.11 | 169.71 | 169.71 | 2,083,700 |
| 2025-10-20 | 173.63 | 177.79 | 171.95 | 173.12 | 173.12 | 2,010,800 |
| 2025-10-17 | 169.48 | 173.06 | 165.08 | 170.95 | 170.95 | 1,965,600 |
| 2025-10-16 | 170.43 | 176.88 | 170.05 | 170.78 | 170.78 | 2,615,900 |
| 2025-10-15 | 168.99 | 172.92 | 166.89 | 168.71 | 168.71 | 2,401,800 |
| 2025-10-14 | 161.55 | 167.28 | 159.01 | 164.82 | 164.82 | 1,738,600 |
| 2025-10-13 | 164.00 | 167.34 | 160.10 | 164.78 | 164.78 | 2,884,700 |
| 2025-10-10 | 165.24 | 165.24 | 153.27 | 155.94 | 155.94 | 3,059,300 |
| 2025-10-09 | 158.13 | 164.02 | 157.16 | 163.61 | 163.61 | 2,366,000 |
| 2025-10-08 | 152.70 | 159.85 | 152.54 | 159.66 | 159.66 | 1,981,300 |
| 2025-10-07 | 154.00 | 155.20 | 147.36 | 151.48 | 151.48 | 2,718,500 |
| 2025-10-06 | 152.68 | 159.43 | 151.64 | 153.25 | 153.25 | 3,005,500 |
| 2025-10-03 | 153.55 | 154.01 | 150.27 | 151.45 | 151.45 | 1,762,400 |
| 2025-10-02 | 153.23 | 153.61 | 148.02 | 152.66 | 152.66 | 2,280,200 |
| 2025-10-01 | 144.24 | 151.89 | 143.19 | 151.72 | 151.72 | 3,107,500 |
| 2025-09-30 | 144.52 | 146.53 | 143.76 | 145.67 | 145.67 | 2,088,200 |
| 2025-09-29 | 145.81 | 146.51 | 143.00 | 144.12 | 144.12 | 2,318,600 |
| 2025-09-26 | 140.24 | 143.79 | 138.12 | 141.93 | 141.93 | 3,795,900 |
| 2025-09-25 | 134.51 | 137.61 | 133.67 | 137.17 | 137.17 | 2,808,100 |
| 2025-09-24 | 139.38 | 140.21 | 136.04 | 138.42 | 138.42 | 2,367,300 |
| 2025-09-23 | 139.85 | 141.43 | 138.13 | 139.48 | 139.48 | 2,846,200 |
| 2025-09-22 | 138.06 | 139.44 | 136.33 | 139.31 | 139.31 | 2,613,100 |
| 2025-09-19 | 137.71 | 138.96 | 136.07 | 138.37 | 138.37 | 3,153,500 |
| 2025-09-18 | 138.70 | 139.74 | 137.45 | 138.04 | 138.04 | 2,048,100 |
| 2025-09-17 | 139.55 | 139.55 | 132.93 | 136.38 | 136.38 | 3,196,700 |
| 2025-09-16 | 136.39 | 137.64 | 133.94 | 137.48 | 137.48 | 2,907,000 |
| 2025-09-15 | 132.00 | 138.35 | 131.45 | 135.90 | 135.90 | 3,375,500 |
| 2025-09-12 | 132.22 | 133.28 | 130.13 | 131.28 | 131.28 | 2,778,000 |
| 2025-09-11 | 131.00 | 134.31 | 130.00 | 132.50 | 132.50 | 3,381,100 |
| 2025-09-10 | 123.81 | 131.40 | 123.65 | 129.86 | 129.86 | 3,431,800 |
| 2025-09-09 | 119.00 | 122.27 | 117.94 | 122.19 | 122.19 | 2,131,800 |
| 2025-09-08 | 118.45 | 120.18 | 117.02 | 119.00 | 119.00 | 2,593,300 |
| 2025-09-05 | 115.86 | 117.06 | 113.66 | 116.69 | 116.69 | 4,410,300 |
| 2025-09-04 | 115.00 | 122.00 | 110.90 | 116.92 | 116.92 | 11,296,500 |
| 2025-09-03 | 93.740 | 95.210 | 92.460 | 94.820 | 94.820 | 5,741,200 |
| 2025-09-02 | 92.680 | 93.610 | 90.000 | 93.590 | 93.590 | 2,702,400 |
| 2025-08-29 | 97.250 | 97.550 | 93.470 | 93.970 | 93.970 | 2,230,600 |
| 2025-08-28 | 93.000 | 98.880 | 92.870 | 97.890 | 97.890 | 2,790,400 |
| 2025-08-27 | 91.430 | 94.040 | 91.430 | 92.740 | 92.740 | 1,657,600 |
| 2025-08-26 | 91.090 | 92.520 | 90.650 | 91.490 | 91.490 | 1,187,200 |
| 2025-08-25 | 90.120 | 91.120 | 89.410 | 90.740 | 90.740 | 1,663,800 |
| 2025-08-22 | 87.540 | 90.450 | 87.250 | 89.810 | 89.810 | 1,971,300 |
| 2025-08-21 | 86.340 | 87.630 | 86.000 | 87.360 | 87.360 | 1,496,000 |
| 2025-08-20 | 87.870 | 88.000 | 84.410 | 86.640 | 86.640 | 1,889,700 |
| 2025-08-19 | 91.010 | 91.370 | 88.450 | 88.770 | 88.770 | 1,593,800 |
| 2025-08-18 | 90.460 | 92.210 | 90.100 | 91.930 | 91.930 | 1,077,600 |
| 2025-08-15 | 90.940 | 91.700 | 89.520 | 90.870 | 90.870 | 1,478,800 |
| 2025-08-14 | 92.880 | 93.400 | 89.090 | 91.420 | 91.420 | 2,612,600 |
| 2025-08-13 | 97.000 | 98.190 | 94.080 | 94.660 | 94.660 | 1,547,900 |
| 2025-08-12 | 93.580 | 96.560 | 93.500 | 96.400 | 96.400 | 1,488,500 |
| 2025-08-11 | 94.750 | 95.710 | 93.160 | 93.380 | 93.380 | 1,409,300 |
| 2025-08-08 | 96.000 | 96.430 | 94.630 | 95.060 | 95.060 | 2,021,400 |
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.