154 filings
S-8
CIEN
CIENA Corp.
18 Apr 24
Registration of securities for employees
5:04pm
S-8
CIEN
CIENA Corp.
21 Apr 21
Registration of securities for employees
4:27pm
S-8
CIEN
CIENA Corp.
14 Apr 20
Registration of securities for employees
4:03pm
425
CIEN
CIENA Corp.
2 Aug 17
Business combination disclosure
12:00am
SC TO-I/A
CIEN
CIENA Corp.
31 Jul 17
Issuer tender offer statement (amended)
12:00am
424B3
05yw1inyl8eo7 omh
28 Jul 17
Prospectus supplement
12:00am
SC TO-I/A
ktdq i95d
14 Jul 17
Issuer tender offer statement (amended)
12:00am
425
rmdhlw71
30 Jun 17
Business combination disclosure
12:00am
SC TO-I
pot8v6hswpgow90q
30 Jun 17
Issuer tender offer statement
12:00am
S-8
oszz3z6re nzed3nk
29 Mar 17
Registration of securities for employees
12:00am
S-8
q6jelx 2opjk1a
14 Nov 16
Registration of securities for employees
12:00am
SC TO-I/A
ex2cjo3
21 Sep 15
Issuer tender offer statement (amended)
12:00am
POS AM
riexmky74lr1chk7c
21 Sep 15
Prospectus update (post-effective amendment)
12:00am
SC TO-I
rv3t1
21 Aug 15
Issuer tender offer statement
12:00am
POS AM
kpa 4j68wflj70a79w
3 Aug 15
Prospectus update (post-effective amendment)
12:00am
POS AM
24nf wakg
3 Aug 15
Prospectus update (post-effective amendment)
12:00am
424B3
xlicqyorrakxghzq b50
30 Jun 15
Prospectus supplement
12:00am