131 results
SD
EX-1.01
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31 May 23
Conflict minerals disclosure
11:25am
SD
EX-1.01
3q2l5a5mafp4y
31 May 22
Conflict minerals disclosure
4:30pm
8-K
EX-99.1
nl2s97nlhbx6urzu9dot
3 Jun 21
Ciena Reports Fiscal Second Quarter 2021 Financial Results
7:04am
SD
EX-1.01
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28 May 21
Conflict minerals disclosure
8:52am