cien stock 2026

Ciena (CIEN) has returned 130.2% this year.

DATEOPENHIGHLOWCLOSEVOLUME
May 20 2026
$554.21
$572.39
$545.10
$554.76
1,984,272
May 19 2026
$514.04
$542.92
$499.01
$541.92
2,309,960
May 18 2026
$563.49
$567.08
$516.61
$524.53
2,318,317
May 15 2026
$570.65
$574.20
$553.30
$554.46
2,421,100
May 14 2026
$577.90
$591.57
$566.00
$591.57
1,121,900
May 13 2026
$594.00
$598.84
$562.50
$577.90
1,272,700
May 12 2026
$567.78
$582.00
$546.98
$577.15
1,603,700
May 11 2026
$558.00
$593.00
$550.49
$581.47
2,380,700
May 08 2026
$549.00
$564.83
$538.77
$548.11
1,501,600
May 07 2026
$564.39
$569.00
$515.49
$538.76
3,546,900
May 06 2026
$563.00
$583.78
$550.06
$576.79
2,244,800
May 05 2026
$553.63
$562.00
$539.43
$544.75
1,632,400
May 04 2026
$540.00
$548.20
$528.36
$538.51
1,198,600
May 01 2026
$527.25
$550.00
$518.58
$535.29
1,733,800
April 30 2026
$487.97
$529.89
$486.25
$527.58
2,665,500
April 29 2026
$480.14
$482.54
$468.31
$475.39
1,830,400
April 28 2026
$485.00
$493.31
$461.07
$473.69
3,103,100
April 27 2026
$515.82
$516.34
$485.00
$506.34
1,684,200
April 24 2026
$514.82
$527.50
$505.55
$520.80
1,418,300
April 23 2026
$505.00
$527.86
$497.09
$515.85
2,281,900
April 22 2026
$511.50
$518.15
$467.19
$498.97
2,778,000
April 21 2026
$507.77
$522.50
$493.54
$505.93
1,805,700
April 20 2026
$512.00
$517.88
$497.62
$503.27
1,963,500
April 17 2026
$500.47
$513.83
$495.17
$507.43
1,926,300
April 16 2026
$476.75
$495.40
$462.00
$495.17
2,298,700