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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001144204-12-001965
Filing Date
2012-01-12
Accepted
2012-01-12 09:23:02
Documents
2
Group Members
CITADEL HOLDINGS II LPCITADEL INVESTMENT GROUP II, L.L.C.KENNETH GRIFFIN

Document Format Files

Seq Description Document Type Size
1 v245075_sc13g.htm SC 13G 168969
2 v245075_ex99-1.htm EX-99.1 12392
  Complete submission text file 0001144204-12-001965.txt   182972
Mailing Address 1201 WINTERSON ROAD LINTHICUM MD 21090
Business Address 1201 WINTERSON ROAD LINTHICUM MD 21090 4108658500
CIENA CORP (Subject) CIK: 0000936395 (see all company filings)

IRS No.: 232725311 | State of Incorp.: DE | Fiscal Year End: 1031
Type: SC 13G | Act: 34 | File No.: 005-54195 | Film No.: 12523278
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address C/O CITADEL LLC 131 S. DEARBORN ST., 32ND FLOOR CHICAGO IL 60603
Business Address C/O CITADEL LLC 131 S. DEARBORN ST., 32ND FLOOR CHICAGO IL 60603 312-395-2100
CITADEL ADVISORS LLC (Filed by) CIK: 0001423053 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G