CIEN: Historical Prices for Ciena Corporation

Date	Open	High	Low	Close	Volume	Adj Close*
20-Nov-09	13.28	13.35	13.05	13.17	5,648,900	13.17
19-Nov-09	13.51	13.54	12.99	13.47	3,962,300	13.47
18-Nov-09	13.79	13.90	13.50	13.60	4,630,500	13.60
17-Nov-09	13.00	14.05	12.95	14.02	10,212,400	14.02
16-Nov-09	12.49	13.19	12.41	13.07	6,821,200	13.07
13-Nov-09	12.29	12.52	12.13	12.37	2,606,500	12.37
12-Nov-09	12.54	12.71	12.24	12.28	2,355,100	12.28
11-Nov-09	12.30	12.50	12.20	12.46	2,677,600	12.46
10-Nov-09	12.49	12.65	12.13	12.20	2,446,200	12.20
9-Nov-09	12.29	12.49	12.28	12.46	2,927,800	12.46
6-Nov-09	11.82	12.42	11.82	12.25	2,332,200	12.25
5-Nov-09	11.99	12.16	11.88	12.15	2,591,500	12.15
4-Nov-09	12.13	12.29	11.75	11.77	4,551,700	11.77
3-Nov-09	11.54	12.06	11.50	12.03	5,261,000	12.03
2-Nov-09	11.68	12.09	11.43	11.59	4,506,500	11.59
30-Oct-09	12.21	12.28	11.64	11.73	4,917,500	11.73
29-Oct-09	12.08	12.38	12.00	12.25	4,127,100	12.25
28-Oct-09	12.05	12.31	11.75	11.76	5,453,800	11.76
27-Oct-09	12.31	12.45	11.75	11.86	8,003,100	11.86
26-Oct-09	12.82	13.09	12.30	12.43	5,796,300	12.43
23-Oct-09	13.64	13.68	12.65	12.69	7,991,200	12.69
22-Oct-09	13.85	13.93	13.08	13.46	8,492,400	13.46
21-Oct-09	14.06	14.40	13.78	13.79	4,531,100	13.79
20-Oct-09	14.34	14.57	14.03	14.11	6,246,900	14.11
19-Oct-09	13.94	14.29	13.85	14.19	4,356,600	14.19
16-Oct-09	14.04	14.13	13.79	13.99	5,676,700	13.99
15-Oct-09	14.25	14.33	14.00	14.17	4,877,200	14.17
14-Oct-09	14.21	14.51	13.71	14.42	12,445,800	14.42
13-Oct-09	13.50	13.64	13.33	13.46	6,723,300	13.46
12-Oct-09	13.00	13.65	12.96	13.41	9,158,800	13.41
9-Oct-09	12.94	12.94	12.49	12.84	6,782,800	12.84
8-Oct-09	13.19	13.66	12.69	12.77	13,746,100	12.77
7-Oct-09	13.42	13.62	12.92	13.44	13,361,500	13.44
6-Oct-09	14.33	14.38	12.69	13.05	20,522,800	13.05
5-Oct-09	14.80	15.25	13.95	14.17	11,144,700	14.17
2-Oct-09	14.73	14.85	14.40	14.66	6,696,600	14.66
1-Oct-09	16.11	16.17	14.99	15.05	6,229,000	15.05
30-Sep-09	16.29	16.60	15.90	16.28	3,678,600	16.28
29-Sep-09	16.24	16.46	16.11	16.26	3,052,400	16.26
28-Sep-09	15.60	16.33	15.59	16.20	3,496,600	16.20
25-Sep-09	15.56	15.73	15.41	15.49	2,533,500	15.49
24-Sep-09	16.44	16.46	15.60	15.87	2,854,800	15.87
23-Sep-09	16.53	16.64	16.17	16.21	2,033,800	16.21
22-Sep-09	16.35	16.63	16.27	16.50	2,060,500	16.50
21-Sep-09	15.47	16.50	15.47	16.19	5,035,100	16.19
18-Sep-09	16.12	16.25	15.74	16.03	3,574,000	16.03
17-Sep-09	16.21	16.63	16.03	16.20	2,730,900	16.20
16-Sep-09	16.05	16.32	15.90	16.25	4,031,200	16.25
15-Sep-09	15.75	16.08	15.53	15.90	3,975,700	15.90
14-Sep-09	15.42	15.72	15.31	15.60	4,147,400	15.60
11-Sep-09	15.67	16.00	15.36	15.83	6,033,300	15.83
10-Sep-09	15.01	15.75	14.86	15.67	7,027,400	15.67
9-Sep-09	14.42	15.26	14.30	14.82	8,586,000	14.82
8-Sep-09	13.82	14.51	13.79	14.43	6,856,000	14.43
4-Sep-09	13.16	13.79	13.01	13.65	6,257,100	13.65
3-Sep-09	12.69	13.47	12.57	13.00	12,172,700	13.00
2-Sep-09	12.33	12.47	12.10	12.27	5,801,300	12.27
1-Sep-09	13.22	13.30	12.26	12.36	7,892,200	12.36
31-Aug-09	13.40	13.48	12.98	13.40	2,402,000	13.40
28-Aug-09	13.58	13.88	13.50	13.62	2,556,500	13.62
27-Aug-09	13.38	13.48	12.80	13.44	2,855,400	13.44
26-Aug-09	13.10	13.39	12.97	13.32	3,240,000	13.32
25-Aug-09	13.17	13.38	12.80	12.96	4,132,200	12.96
24-Aug-09	13.53	13.89	13.10	13.17	4,743,700	13.17
21-Aug-09	13.31	13.50	13.06	13.43	4,332,700	13.43
20-Aug-09	13.36	13.65	12.81	13.05	8,811,700	13.05
* Close price adjusted for dividends and splits.

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