26 results
8-K
EX-4.1
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31 Dec 12
Entry into a Material Definitive Agreement
12:00am
8-K
EX-4.1
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21 Oct 10
Ciena Completes Sale of $350 Million in 3.75% Convertible Senior Notes Due 2018
12:00am
8-K
EX-4.1
nqq31ynd
19 Mar 10
Entry into a Material Definitive Agreement
12:00am
CORRESP
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19 Aug 09
Correspondence with SEC
12:00am
8-K
EX-4.07
vlwcgxhhd5xw8 13
12 Jun 07
Entry into a Material Definitive Agreement
12:00am
S-3ASR
EX-4.01
6gcq68
4 Jun 07
Automatic shelf registration
12:00am
8-K
EX-4.07
1locx6a2
10 Apr 06
Entry into a Material Definitive Agreement
12:00am